11 chap 4 || Chemical Bonding 06 || Valence Bond Theory VBT || Difference between sigma and Pi Bond

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  • Опубликовано: 25 окт 2024

Комментарии • 9 тыс.

  • @PhysicsWallah
    @PhysicsWallah  6 лет назад +2486

    Live Classes, Video Lectures, Test Series, Lecturewise notes, topicwise DPP, dynamic Exercise and much more on Physicswallah App.
    Download the App from Google Playstore ( bit.ly/2SHIPW6 )
    Physicswallah Instagram Handle : instagram.com/physicswallah/
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    LAKSHYA Batch(2020-21)
    Join the Batch on Physicswallah App bit.ly/2SHIPW6
    Registration Open!!!!

    What will you get in the Lakshya Batch?
    1) Complete Class 12th + JEE Mains/ NEET syllabus - Targeting 95% in Board Exams and Selection in JEE MAINS / NEET with a Strong Score under Direct Guidance of Alakh Pandey.
    2)Live Classes and recorded Video Lectures (New, different from those on RUclips)
    3)PDF Notes of each class.
    4)DPP: Daily Practice Problems with each class having 10 questions based on the class of JEE Mains/NEET level.
    5)Syllabus Completion by end of January, 2021 with topicwise discussion of Last 10 Years Problems in Boards, JEE Mains/NEET within Lecture.
    6)The Complete Course (Video Lectures, PDF Notes, any other Study Material) will be accessible to all the students untill JEE Mains & NEET 2021 (nearly May 2021)
    7)In case you missed a live class, you can see its recording.
    8)You can view the videos any number of times.
    9)Each chapter will be discussed in detail with all concepts and numericals
    10)Chapterwise Approach towards JEE Mains/ NEET & Board Exams.
    ****Test Series for XI & XII****
    We provide you the best test series for Class XI,XII, JEE, NEET chapterwise, which will be scheduled for whole year.
    The test series follows very logical sequence of Basic to Advance questions.&
    Evaluation of Test and Solution to all the questions at the end of the test.
    11 Chap 4 | Chemical Bonding and Molecular Structure 01| Introduction | Cause of Chemical Bonding |
    ruclips.net/video/daPAcFFSFdY/видео.html
    11 Chap 4 | Chemical Bonding and Molecular Structure 02 | Ionic Bond | Electrovalent Bond IIT JEE
    ruclips.net/video/OqdNZTHxPxM/видео.html
    11 Chap 4 | Chemical Bonding and Molecular Structure 03| Lattice Energy | Born Haber Cycle IIT JEE |
    ruclips.net/video/ch9HorGagHE/видео.html
    11 Chap 4 || Chemical Bonding 04 || Fazan's RULE || Covalent Character in Ionic Compounds |
    ruclips.net/video/d3iFlT8SlvA/видео.html
    11 Chap 4 || Chemical Bonding 05 || Lewis Dot Structure || How to draw Lewis Dot Structure Of ||
    ruclips.net/video/8-Qs1mnoJ2M/видео.html
    11 chap 4 || Chemical Bonding 06 || Valence Bond Theory VBT || Difference between sigma and Pi Bond
    ruclips.net/video/8B__xDUKqbM/видео.html
    11 chap 4 | Chemical Bonding 07 | Pi Bond | P Pi - D Pi | P Pi - P Pi | IIT JEE NEET Pi Bond
    ruclips.net/video/IrX7AcU07To/видео.html
    Chemical Bonding 08 | Hybridisation | How to Find Hybridisation | Hybridisation of Atom IIT JEE NEET
    ruclips.net/video/AvhUUY8yD08/видео.html
    11 Chap 4 | Chemical Bonding 09 | VSEPR theory | Shapes of Molecules | Geometry , Hybridisation ,etc
    ruclips.net/video/x2-nP7i6T34/видео.html
    11 Chap 4 | Chemical Bonding 10 | Molecular Orbital Theory IIT JEE NEET || MOT Part I Introduction |
    ruclips.net/video/TQEhLXkNdmo/видео.html
    Class 11 chap 4 | Chemical Bonding 11 || Molecular Orbital Theory IIT JEE NEET || MOT Part II ||
    ruclips.net/video/XCwMrnVvSTU/видео.html
    Class 11 chap 4 | Chemical Bonding 12 || Dipole Moment IIT JEE NEET || Polar and Non Polar Molecule
    ruclips.net/video/4KDkldXTj6w/видео.html
    11 chap 4 || Chemical Bonding 13 || Bond Angle || Tricks For Bond Angle IIT JEE NEET || BOND ANGLE
    ruclips.net/video/AjWwHkAlPSo/видео.html
    11 chap 4 || Chemical Bonding 14 || Dragos Rule || Bond Angle Dragos Rule IIT JEE ADVANCE / NEET
    ruclips.net/video/GfKmguqX-2g/видео.html
    11 chap 4 || Chemical Bonding 15 || Vanderwaal Forces || IIT JEE NEET || London Forces , etc ||
    ruclips.net/video/664YicsoYkg/видео.html
    11 chap 4 || Chemical Bonding 16 || Hydrogen Bonding IIT JEE MAINS / NEET ||
    ruclips.net/video/k8tYXDKb2yE/видео.html

  • @aaradhyajain3590
    @aaradhyajain3590 4 года назад +3733

    V.B.T. 2:54
    Axial overlapping 14:26
    s-s overlapping 16:00
    s-p overlapping 18:42
    Internuclear axis 21:40
    Bond strength 23:45
    p-p overlapping 26:36
    Important 32:49
    Lateral overlapping 35:41
    pπ-pπ overlapping 36:15 44:55
    52:25 number of Sigma bond is 12
    Comparison of σ and π bond 55:25

  • @anoopkumarbarthwal1115
    @anoopkumarbarthwal1115 2 года назад +1170

    I am sixty two years old and MSc in chemistry with specialization in physical chemistry. This gentleman reminds me of great grand gurus of our times with excellent knowledge, dedication and public feelings.

    • @tarung315
      @tarung315 Год назад +24

      Really 😱

    • @namigamer2127
      @namigamer2127 Год назад +7

      Yes

    • @HimanshuSharma-xn6uc
      @HimanshuSharma-xn6uc Год назад +21

      Sir ji main bhi MSc chemistry sei krne ka soch rha hu please guide kr dijiye mera interest “Mathematical chemistry” mei hai india mei iska scope bhot km hai kya Krna chahiye please guide kr dijiye

    • @gamingpic9023
      @gamingpic9023 Год назад +11

      Mathematical chemistry means physical chemistry. This is also good, I always suggest to go with your favourite topic. Quantum chemistry, spectroscopy , computational, theoretical this are all good

    • @tabassumshaikh8876
      @tabassumshaikh8876 Год назад +5

      Mashallah 🥰🥰

  • @ShaktiElectricals-gt1eo
    @ShaktiElectricals-gt1eo 5 лет назад +983

    No hate comments instead he gets millions of blessings..this man is a real gem!!👏❤️😍

  • @SupritaSingh-b9g
    @SupritaSingh-b9g 8 месяцев назад +316

    He is the sigma with the pie on his arm 😅

  • @totalgaming3571
    @totalgaming3571 3 года назад +2955

    This man deserves national award for his social service 🙏💞✨😍

  • @pragyansinghrajput3099
    @pragyansinghrajput3099 4 года назад +748

    Lectures are even more good as compared to the paid platforms. Complete content of Chemical Bonding is provided here. Thanks Alakh sir.

    • @bloodbath8804
      @bloodbath8804 4 года назад +24

      indeed bro maine vedantu ka paid course liya hai lekin udhr itna acchse se nahi padhaate jitna alakh sir padhaate
      vedantu waale questions bhi ziyada nahi kraate

    • @abcd3588
      @abcd3588 4 года назад +4

      As electric flux= electric feild(-)×area (-)=+ so flux scalar
      As p.d (potential diff)= work (+)/ q(+) so p.d (+) scalar
      Force = mass(+)× displacement(-)
      So force vector
      SCALAR
      FOR MORE WATCH👇👇👇👇
      ruclips.net/video/GKpXG_AqpbI/видео.html
      Trick for scalar (+) vector(-)
      hi youtube i have uploded the worlds best trick of physics through which we can find scalar and vector quantitiephysics wallah alakh pandeys i think it could helps all physics stream
      Please support and visit channelAs electric flux= electric feild(-)×area (-)=+ so flux scalar
      As p.d (potential diff)= work (+)/ q(+) so p.d (+) scalar
      Force = mass(+)× displacement(-)
      So force vector
      SCALAR
      FOR MORE WATCH👇👇👇👇
      ruclips.net/video/GKpXG_AqpbI/видео.html
      Trick for scalar (+) vector(-)

    • @raghavkhanna6056
      @raghavkhanna6056 4 года назад +6

      No bruh in my coaching bonding was taught in 56 lectures but i missed lecture of hybridisation and vbt😭

    • @TilakRaj-fl9sk
      @TilakRaj-fl9sk 3 года назад +3

      @@raghavkhanna6056 hello i am studying 11 th

    • @pragyansinghrajput3099
      @pragyansinghrajput3099 3 года назад +5

      @Sakshi Sharma S orbital

  • @farhan_ridom
    @farhan_ridom Год назад +74

    52:20 benzene has 12 sigma bonds and 3 pi bonds
    Thank you for this amazing class
    ❤ from Bangladesh 🇧🇩

    • @_____Subal_Nath_____
      @_____Subal_Nath_____ 8 месяцев назад +4

      🇮🇳🇮🇳🇮🇳Love 🇮🇳🇮🇳🇮🇳

    • @justpassed
      @justpassed 8 месяцев назад +3

      he probably just counted for c-c bonds

    • @Rajputji119
      @Rajputji119 2 месяца назад +1

      Bhai Bangladesh ka syllabus bhi same hai ky 😂😂

  • @nivishrohilla200
    @nivishrohilla200 3 года назад +290

    Axial overlapping 14:26
    s-s overlapping 16:00
    s-p overlapping 18:42
    Internuclear axis 21:40
    Bond strength 23:45
    p-p overlapping 26:36
    Important 32:49
    Lateral overlapping 35:41
    pπ-pπ overlapping 36:15 44:55
    52:25 number of Sigma bond is 12
    Comparison of σ and π bond 55:25

  • @itzinsaane
    @itzinsaane 2 года назад +155

    No premium thumbnail no smart board but then also everyone watch his videos
    This is called a best teacher 😃 thankyou sir for teaching us🙏

  • @shashankvaishnav5204
    @shashankvaishnav5204 4 года назад +1659

    Random student:- I'm not a topper
    Alakh sir:- Tu hai tere ko pata nahi.. Par tu hai

  • @Dhanvizzz_diary
    @Dhanvizzz_diary 6 месяцев назад +40

    Started my year as a dropper who was afraid to start 11th again but your teaching is great sir everything is so easy now.
    Alakh sir is a blessing for Neet and Jee aspirants ✨

    • @adityaupadhyay248
      @adityaupadhyay248 4 месяца назад +2

      Me also , start again as a dropper, may u achieve your goal sister👍

    • @AyushBisht-t1u
      @AyushBisht-t1u Месяц назад +2

      @@adityaupadhyay248 tujhe kase pata ki sister hai , brother bhi to ho sakta hai

    • @jathakgaming6112
      @jathakgaming6112 9 дней назад

      😂😂😂😂😂​@@AyushBisht-t1u

  • @nagamalleswarimogili9202
    @nagamalleswarimogili9202 5 лет назад +13544

    Caution : by watching his videos you may become the class topper

  • @sabrina-vv3fk
    @sabrina-vv3fk 2 года назад +298

    Benzene has 12 sigma and three pi bonds...thank you is a very small word to express our gratitude towards you sir....❤️❤️

  • @hiteshprajapati5986
    @hiteshprajapati5986 3 года назад +735

    I am from Allen Kota I watched his video and he is covering everything .

  • @divyanshushekhar_1209
    @divyanshushekhar_1209 18 дней назад +4

    Much better than any Lakshya and Yakeen batch Teachers . Thank You so much Sir ..... ❤

  • @knowledgeking1659
    @knowledgeking1659 6 лет назад +428

    SIR kya bath hai sir maja agaya sir pure youtube me yaha tak ke kota me itna achaa koi nhi padha sakta hai sr .....SIR EK aur news batana chahta hu mere ek dost hai voh kota me padhta hai uske dost logh kota jaake jab vaha ke lecture samaj me nhi aate hai toh voh sab ghar aake apka lecture dekte hai kehte hai ke aapke padhane se aur jayada clear ho jate hai.... ye toh dekhiye unlogh kota jakar itna pesa karch kar ke bhi aapke lecture se parte hai....BY THE WAY LOVE UR VIDEOS...

    • @zaidshaikh9788
      @zaidshaikh9788 6 лет назад +8

      Sir amazing lecture but how to make sigma bond of CH4

    • @michikhoda25
      @michikhoda25 6 лет назад +3

      Even me

    • @drramlakhansingh7847
      @drramlakhansingh7847 6 лет назад +1

      Great thing bhai

    • @PriyaSingh-ku2km
      @PriyaSingh-ku2km 5 лет назад +7

      No doubt ki sir acha padhate hai ...but it does not mean ki tum kota ke teachers ko insult kro bhai tumhe acha nhi padhate honge kyuki tumhara mindset aisa hai...

    • @headphoneslovers
      @headphoneslovers 5 лет назад +1

      Yes bhai

  • @csseth
    @csseth 6 лет назад +658

    Raj chemistry ke priy putra....
    Science ke hone wale samrat.....
    Amarendra Alakh sir........
    #Zindabad Physics Wallah.........
    Hit like, if you like .....👍👍👍👍👍👍👍

  • @NehaSharma-eo9lc
    @NehaSharma-eo9lc 5 лет назад +594

    This channel is a blessing for NEET and JEE aspirants!💙💪🏻

  • @komalkumari1641
    @komalkumari1641 7 месяцев назад +4

    Maza aa rha sir.... loving chemistry cu'z of u...."Old is gold" ❤❤

  • @ammoon07
    @ammoon07 2 года назад +418

    4 years ago I was in 9th and this man was at his struggle ,, now I'm struggling and he's in his best❤️❤️❤️
    Thank you always❤️❤️❤️🙏🏼

    • @Anonymous-wc5nk
      @Anonymous-wc5nk 2 года назад +6

      You are in 11th Or 12th

    • @ammoon07
      @ammoon07 2 года назад +16

      @@Anonymous-wc5nk now I'm a dropper for neet

    • @Sickularspidey
      @Sickularspidey Год назад +4

      @@ammoon07 broo please tell me difference between hybridization and overlaping please🙏🙏🙏😭😭😭😭😭

    • @Sickularspidey
      @Sickularspidey Год назад +1

      @@ammoon07 yaar bta de bro

    • @ayushmansingh834
      @ayushmansingh834 Год назад +1

      @@Sickularspidey Hybridization is mixing of 2 atomic orbitals

  • @modernxerox4136
    @modernxerox4136 5 лет назад +68

    Thank you Alakh sir u have cleared my doubts. U are a real teacher and u know how to teach a child. 😊😀😁

  • @kanchangaira1490
    @kanchangaira1490 3 года назад +173

    He is the only one....
    Who can explain both chemistry and physics.. in such na ossom way❤️❤️

  • @souravbhargav001
    @souravbhargav001 Год назад +22

    This man's contribution in educational field is not forgotten ever just bcz. Of his pure hardwork and have a great skill of teaching and help millions of student to achieving their dreams. Hats off
    You are in league of legends. Always respect for alakh sir.

  • @adilmirza8560
    @adilmirza8560 3 года назад +467

    How could he able to manage best physics as well as chemistry teacher at the same time
    This needs a lots of hardwork will power and ofcourse brilliance
    😊😊😊😊

  • @dhruvsudan2458
    @dhruvsudan2458 4 года назад +390

    Sir : #1 point very imp.
    #2 point very very imp.
    #3 point very very very imp.
    #4 point very very veey very very imp.
    There none of the point is unimportant....
    This is our physics wallah who teach no faltu baate.. 😂😂😂😂👍👍👍

    • @sonusharma-tq5ls
      @sonusharma-tq5ls 4 года назад +1

      🤣🤣🤣🤣👌👌👌

    • @abcd3588
      @abcd3588 4 года назад +4

      As electric flux= electric feild(-)×area (-)=+ so flux scalar
      As p.d (potential diff)= work (+)/ q(+) so p.d (+) scalar
      Force = mass(+)× displacement(-)
      So force vector
      SCALAR
      FOR MORE WATCH👇👇👇👇
      ruclips.net/video/GKpXG_AqpbI/видео.html
      Trick for scalar (+) vector(-)
      hi youtube i have uploded the worlds best trick of physics through which we can find scalar and vector quantitiephysics wallah alakh pandeys i think it could helps all physics stream
      Please support and visit channelAs electric flux= electric feild(-)×area (-)=+ so flux scalar
      As p.d (potential diff)= work (+)/ q(+) so p.d (+) scalar
      Force = mass(+)× displacement(-)
      So force vector
      SCALAR
      FOR MORE WATCH👇👇👇👇
      ruclips.net/video/GKpXG_AqpbI/видео.html
      Trick for scalar (+) vector(-)

    • @annuverma4535
      @annuverma4535 4 года назад

      😅😅👍

    • @archanadayal341
      @archanadayal341 4 года назад +3

      In other ways....sir never treate any topic unimportant....fpr sir every topic is important 😂

    • @dhruvsudan2458
      @dhruvsudan2458 4 года назад

      @@archanadayal341 yaa u r right....

  • @Chaitanyakashyap24
    @Chaitanyakashyap24 4 года назад +436

    BEST TEACHER IN THE WORLD LIKE IF AGREEE

    • @abcd3588
      @abcd3588 4 года назад +3

      As electric flux= electric feild(-)×area (-)=+ so flux scalar
      As p.d (potential diff)= work (+)/ q(+) so p.d (+) scalar
      Force = mass(+)× displacement(-)
      So force vector
      SCALAR
      FOR MORE WATCH👇👇👇👇
      ruclips.net/video/GKpXG_AqpbI/видео.html
      Trick for scalar (+) vector(-)
      hi youtube i have uploded the worlds best trick of physics through which we can find scalar and vector quantitiephysics wallah alakh pandeys i think it could helps all physics stream
      Please support and visit channelAs electric flux= electric feild(-)×area (-)=+ so flux scalar
      As p.d (potential diff)= work (+)/ q(+) so p.d (+) scalar
      Force = mass(+)× displacement(-)
      So force vector
      SCALAR
      FOR MORE WATCH👇👇👇👇
      ruclips.net/video/GKpXG_AqpbI/видео.html
      Trick for scalar (+) vector(-)

    • @shubhankitacharya1988
      @shubhankitacharya1988 4 года назад +6

      bete sir k naam pe like lena chahte ho na sahi batao. vaise maine like kar diya hai

    • @Chaitanyakashyap24
      @Chaitanyakashyap24 4 года назад +2

      @@shubhankitacharya1988 hann bhai sahi khe rahe ho app

    • @floorgang05
      @floorgang05 3 года назад +3

      I dont know what pleasure do some one get by begging for likes in comment section

    • @cpc50023
      @cpc50023 3 года назад

      @@floorgang05 true

  • @ishamalik9916
    @ishamalik9916 2 года назад +9

    its like he reads your mind and solves your doubtss

  • @Vintheair
    @Vintheair 4 года назад +468

    Sir my school teacher is running like a horse.......in the online classes...and I am unable to understand anythings....thanks to you sir....ur videos makes thing easier

    • @naveeshasharma
      @naveeshasharma 4 года назад +3

      Same here bro!

    • @babitagoswami352
      @babitagoswami352 4 года назад +24

      Exactly Vaishali...even same condition with me..
      Teachers are just focusing on completing the syllabus...no matter whether student is getting concept or not😒😣🤐

    • @naveeshasharma
      @naveeshasharma 4 года назад +2

      @@babitagoswami352 Exactly!

    • @shrutijha2251
      @shrutijha2251 4 года назад +1

      Same here

    • @pearlpratikshyaparida842
      @pearlpratikshyaparida842 4 года назад +3

      Same here ☹️☹️

  • @revision19
    @revision19 4 года назад +171

    Sir , I have completed these topics from Allen BPMS digital classes but your lectures are supper . Hat's off

    • @shubhamupadhyay8056
      @shubhamupadhyay8056 4 года назад +7

      Bhai mai bhi Allen se hi hu mai bhi topics revise krne aaya tha

    • @meenadevi7439
      @meenadevi7439 4 года назад +4

      @@shubhamupadhyay8056 is the content same??? I mean in allen.. They teach the same content as him

    • @shubhamupadhyay8056
      @shubhamupadhyay8056 4 года назад +5

      @@meenadevi7439 not exactly same yes topics are same but Allen's lecture gives complete information about that in vast way they teach and moreover better qaulity education they provide ..

    • @meenadevi7439
      @meenadevi7439 4 года назад +4

      @@shubhamupadhyay8056 can i prepare for iit jee by watching his lectures?

    • @shubhamupadhyay8056
      @shubhamupadhyay8056 4 года назад +6

      @@meenadevi7439 ofcourse you can but but but more and more and more question practice must be there and consistently u have to do that

  • @carguy7480
    @carguy7480 4 года назад +226

    Timestamps:
    1:48 Valence bond theory
    4:10 VB Theory
    7:40 VBT summary
    9:00 Types of overlapping
    33:00 imp

  • @jiyasharma9875
    @jiyasharma9875 Год назад +36

    Benzene has 12 sigma and 3 pie bonds ! Thank you for this amazing lecture ✨

  • @iff1847
    @iff1847 5 лет назад +516

    💯 times better than our school teacher

  • @dhruv7777
    @dhruv7777 2 года назад +32

    every video on youtube is forgotten with time every viral thing gets shut down
    but trust me evenafter so many years every jee neet aspirant is seeing only your video and not others this is a great achievement keep it up salute you sir

  • @farhanhabib3637
    @farhanhabib3637 4 года назад +75

    Sir I am from Pakistan.
    I have no words to explain your excellence, your lectures helps me to clear all my concepts.
    God bless you..
    Love from Pakistan😘😘❤

  • @ahadmustaqeem2266
    @ahadmustaqeem2266 Год назад +9

    52:30 sir ignored C-H bonds in benzene so when they will be accounted total sigma bonds will become 12 and yeah 3 pii bonds
    It's an osm lecture once again and helped alot Sir Alakh just turned everything.I can never Thank Sir. Huge respect.

    • @subarnostudy
      @subarnostudy Год назад

      minor mistake . i was also thinking that point .

  • @kapillakhera6080
    @kapillakhera6080 3 года назад +1685

    NCERT : 30 percent understanding
    ALAKH SIR : 110 percent understanding.

    • @Satyug-r7v
      @Satyug-r7v 3 года назад +26

      Tu pakka science wala student hai 🚩

    • @kapillakhera6080
      @kapillakhera6080 3 года назад +11

      @@Satyug-r7v thanks yarr.

    • @Satyug-r7v
      @Satyug-r7v 3 года назад +6

      @@kapillakhera6080 Most welcome bro

    • @kapillakhera6080
      @kapillakhera6080 3 года назад +5

      @@Satyug-r7v bro🤛👊👊🤛

    • @Satyug-r7v
      @Satyug-r7v 3 года назад +1

      @@kapillakhera6080 🖕🖕🖕

  • @binayjha3532
    @binayjha3532 6 лет назад +67

    Sir after watching your videos I am able to visualise chemistry. Thank you sir and I recommend your channel to everyone

  • @alexradicalcoda3137
    @alexradicalcoda3137 6 лет назад +235

    You don’t know How much young brains you are nourishing😍

    • @arshdeep011
      @arshdeep011 6 лет назад +5

      Alex Radical Coda Exactly😊😊

    • @rajivdwivedi6353
      @rajivdwivedi6353 6 лет назад +2

      Very nice said.

    • @apoorvrocky5711
      @apoorvrocky5711 6 лет назад +2

      well said

    • @apoorvrocky5711
      @apoorvrocky5711 6 лет назад +4

      don't u have to tell what should I do.Infact you do the stupid things istead of watching and encouraging sir.I respect sir and see all his videos and comment on all his videos

    • @apoorvrocky5711
      @apoorvrocky5711 6 лет назад +4

      I think u r jobless .I am 11th student

  • @parameshk.a8416
    @parameshk.a8416 7 месяцев назад +50

    Ppl who are watching in 2024 give your atendence here

  • @David-mx7
    @David-mx7 4 года назад +74

    #This man is securing the future of many poor students like us.
    Lovvvee uh sr❤️❤️❤️❤️

    • @taruntiwari1483
      @taruntiwari1483 3 года назад

      Fees online pe de rahe hai par padhai Yaha hori hai

  • @amanshukla6979
    @amanshukla6979 5 лет назад +288

    Sir ek chhota sa correction hai
    Benzene mein 12 sigma bonds hote Hain
    Aapne galti se carbon-hydrogen bonds ko count nahi kiya
    But overall aap concepts ko kaafi shaandar tareeke se explain karte hain.
    Thanks !

  • @Divyanshi_XD
    @Divyanshi_XD 4 года назад +57

    Sir you are legend , my all concepts of chemistry got cleared by watching all your videos,, I am watching during this lockdown and it is great help for me from your side ... Heartily Thanks sir 🙏🙏🙏🙏🙏🙏🙏🙏

  • @swarajrajwadkar3198
    @swarajrajwadkar3198 Год назад +4

    Plz do give salute to alakh sir fr teaching this good and enjoying learning

  • @akashamaryam7551
    @akashamaryam7551 3 года назад +37

    He is really such a blessing for students..

  • @kavikaushik8388
    @kavikaushik8388 4 года назад +202

    During corona I can learn through, you.

    • @songtyy1644
      @songtyy1644 4 года назад

      ruclips.net/video/7V5iCHKiKxE/видео.html

    • @abcd3588
      @abcd3588 4 года назад

      As electric flux= electric feild(-)×area (-)=+ so flux scalar
      As p.d (potential diff)= work (+)/ q(+) so p.d (+) scalar
      Force = mass(+)× displacement(-)
      So force vector
      SCALAR
      FOR MORE WATCH👇👇👇👇
      ruclips.net/video/GKpXG_AqpbI/видео.html
      Trick for scalar (+) vector(-)
      hi youtube i have uploded the worlds best trick of physics through which we can find scalar and vector quantitiephysics wallah alakh pandeys i think it could helps all physics stream
      Please support and visit channelAs electric flux= electric feild(-)×area (-)=+ so flux scalar
      As p.d (potential diff)= work (+)/ q(+) so p.d (+) scalar
      Force = mass(+)× displacement(-)
      So force vector
      SCALAR
      FOR MORE WATCH👇👇👇👇
      ruclips.net/video/GKpXG_AqpbI/видео.html
      Trick for scalar (+) vector(-)

    • @rajdeephalder1946
      @rajdeephalder1946 3 года назад

      Yes I also.........he has make interest me in science

    • @hayakhan9828
      @hayakhan9828 3 года назад

      BUT WHAT R U TRYING TO LEARN IN PHYSICS...RATTA NHI CHLTA ISME...LOL

    • @kavikaushik8388
      @kavikaushik8388 3 года назад +1

      @@hayakhan9828 means seekhna in hindi

  • @mishal5178
    @mishal5178 3 года назад +374

    sir the way you have your efforts on lectures is beyond our appreciation lots of prayers from Pakistan 🇵🇰 stay blessed!

  • @footage67
    @footage67 Год назад +24

    3 Toprr secret's :
    1) study from alakh sir
    2) study from alakh sir
    3) study from alakh sir

  • @BikashRoy-kj1ul
    @BikashRoy-kj1ul 6 лет назад +159

    Such a good lecture on VBT...Maja aa Gaya..but how could people dislike it? What they think about themselves?... sir works very hard for us..h is the best..

    • @nabanitadas9009
      @nabanitadas9009 6 лет назад +1

      exactly

    • @iamindian5955
      @iamindian5955 6 лет назад

      Bhag be

    • @iamindian5955
      @iamindian5955 6 лет назад +2

      Waahiyaat video h

    • @ishasingh1039
      @ishasingh1039 6 лет назад +14

      video waahiyaat nhi tum waahiyaat ho, pata nhi kon unfortunate parents ne tumhe janam diya

    • @simrankhan668
      @simrankhan668 6 лет назад +6

      All Rounder WORLD tmra eyes wahaiyat hai Jo achi chj bure dkte hai 👹👹👹👹👹👹👺👺👺👺👺👺👹👹👹👺👺👺👺💀☠️👻👻👽👾

  • @bangtan1635
    @bangtan1635 3 года назад +517

    Pakistani students are also getting benefitted from your lectures..
    May Allah give you long life.. thanks

  • @shikshadubey07
    @shikshadubey07 4 года назад +144

    Blessed by the God to be born in the era of ALAKH PANDEY sir ....
    Heart and Soul of Millions of Students .
    Love you sir 💝🤗⭐🌟✨

  • @anonymouschoohan4288
    @anonymouschoohan4288 Год назад +29

    Thank you Sir for such conceptual lectures 🖤🖤

  • @bhuvaneshwarmarri4184
    @bhuvaneshwarmarri4184 4 года назад +42

    Thank you sir. I have improved in my chemistry subject.

  • @mrindian8198
    @mrindian8198 5 лет назад +78

    Your teaching speed is perfect sir no need to increase.
    Once again thank you sir for this wonderful video .
    🇮🇳

  • @shifamalik2506
    @shifamalik2506 4 года назад +55

    Damn..👏
    _Kismat walen hain hum jo hamein aap mile..!_ 💜
    *Gurudev* 🙏🏻

    • @jassmanak2039
      @jassmanak2039 4 года назад +1

      Correct🤘🤘

    • @jassmanak2039
      @jassmanak2039 4 года назад +2

      Physics wallah is just not a teacher for us . He is like a godgifted Man 🙏🙏

    • @jassmanak2039
      @jassmanak2039 4 года назад +1

      Legend of Indian education system - PHYSICS WALLAH

    • @Stickery
      @Stickery 3 года назад

      Copying carry can't make u carry's crush 😜😜

    • @gulshanrani342
      @gulshanrani342 3 года назад

      @@jassmanak2039 right

  • @abhajha8725
    @abhajha8725 Год назад +40

    sir 52:40 in benzene 12 sigma are there since hydrogen are also present bonded with carbon

  • @zxero5311
    @zxero5311 3 года назад +375

    I am already in a coaching but I'm still watching his videos.😁

  • @Gzrigel
    @Gzrigel 3 года назад +72

    52:25 There should be 12 sigma bonds. Sir forgot to count the hydrogen sigma bonds.
    Anyways, this video helped me a lot and without Alakh sir iwouldn't have been able to understand VBT.
    Also, I have a question, WHAT BOND WOULD BE FORMED IF S-ORBITAL AND D-ORBITALS OVERLAP?
    Please do answer this if anys

    • @Ayanok0jikiyotoka
      @Ayanok0jikiyotoka 2 года назад +3

      S can never form other types of bond ..
      Except a sigma bond ..
      Meaning it'll form sigma bond with d orbital

    • @krishna_0793
      @krishna_0793 2 года назад +3

      100% correct

    • @pallebindukrishna968
      @pallebindukrishna968 2 года назад

      @@Ayanok0jikiyotoka hlo

    • @bijoymishra6130
      @bijoymishra6130 2 года назад

      Yes bro

    • @NIKHILKUMAR-kb5xj
      @NIKHILKUMAR-kb5xj 2 года назад +1

      Yes there are 12 sigma and 3 pi bonds in benzene ring..
      Sir ne hydrogen pr dhyan nhi diya syd

  • @adithigandhi1247
    @adithigandhi1247 2 года назад +25

    No word is invented to define about what your work looks like sir... you are the best in this whole universe ✨️you are going to create history for iit teaching🥺💫

  • @SachinAgarwal-px9jp
    @SachinAgarwal-px9jp Год назад +2

    Really itna short video mai almost all topics clear👍👍👍👍

  • @pravallikaagupogu
    @pravallikaagupogu 3 года назад +132

    Thank u sir... Actually I am tooo.. Poor in chemistry. 😔
    But... Now I am able to do calculations.. By understanding the concepts... Oh my god 🤗🤗🤗🤗🤗..
    This credit goes to u sir.. Thank u so much for giving me such confidence.. That I am not a looser... Thank u 🙏🙏🙏🙏🙏 God bless you Sir 😇😇😍😍🙏🙏🙏🙏

    • @tusharswami3923
      @tusharswami3923 3 года назад +5

      ye hrishtay kiya kahelata h oooooooooo............

    • @jyotirmoysaha9401
      @jyotirmoysaha9401 3 года назад +2

      Are bhai sir ne toh shape of orbitals toh padaya hi nhi

    • @PallabBora2024
      @PallabBora2024 3 года назад +2

      @@jyotirmoysaha9401 see his videos of atomic structure....

    • @tmb22921
      @tmb22921 3 года назад +2

      @@PallabBora2024 aah🤧I think that everything is interrelated in chemistry.. Bcoz I think To know organic chemistry,knowing hybridization is important and to know hybridization you have to be familiar with many other concepts/terms... 🤧Organic chemistry made me come here...

    • @Dullaakash
      @Dullaakash 2 года назад

      Me to

  • @amanullahbaloch9333
    @amanullahbaloch9333 3 года назад +175

    Best teacher ever!!❤️...Sir Love from Pakistan🇵🇰❤️

  • @aznurshahin1590
    @aznurshahin1590 3 года назад +240

    Others students of my class : 4 tutitions
    Me: physics wallah zindabadd...

    • @tusharswami3923
      @tusharswami3923 3 года назад +4

      hats off 2 ur creativity .......... yeah ! boi

    • @ganeshduttupadhyay8296
      @ganeshduttupadhyay8296 3 года назад +2

      Gjb

    • @blazyhell4553
      @blazyhell4553 3 года назад +3

      Wait 4 tuitions? How do they manage time?

    • @aznurshahin1590
      @aznurshahin1590 3 года назад +4

      @@blazyhell4553 I don't know bro...But i once asked him and he be like emotional 😂...Samaj rahe ho na...fat gyi uski..

    • @ajaydeepsingh8420
      @ajaydeepsingh8420 3 года назад +1

      Me also

  • @dishagupta2052
    @dishagupta2052 Год назад +4

    U r the best teacher sir ... Physics teacher+ chemistry teacher+motivator

  • @manojpanghal6616
    @manojpanghal6616 5 лет назад +89

    Sir i dont have words to jutify ur excellence!!.....if others also felt so hit a like !

    • @nexinop4706
      @nexinop4706 5 лет назад +2

      Are you illiterate . you have done lots of mistake in this sentence

    • @priyankaagarwal2222
      @priyankaagarwal2222 4 года назад +3

      JD creator woah that’s rude

    • @saamiali4830
      @saamiali4830 3 года назад +1

      @@nexinop4706 'mistakes' it should be plural

    • @thomasshelby4979
      @thomasshelby4979 2 года назад

      @@saamiali4830 😂

  • @chiraggoyal9813
    @chiraggoyal9813 3 года назад +26

    His videos help us to make notes properly and efficient
    as an JEE aspirant it helps me a lot

  • @Pratikshasultane-u9f
    @Pratikshasultane-u9f 9 месяцев назад +19

    I am Pw student
    Branch-sambhajinagar
    But no one can teach chemistry like a lakh sir❤

  • @subhamraj4106
    @subhamraj4106 5 лет назад +19

    You are doing a nice job Sir by providing free and quality education 🙏

  • @YaseenKhan-mv9rd
    @YaseenKhan-mv9rd 4 года назад +25

    Yar i am really his fan.
    He is one of the best teacher and friend.

  • @krishanumoharana932
    @krishanumoharana932 6 лет назад +59

    SIR........PLZZZZZZZZ Continue Making Videos..........of Each And Every topics.........its very helpful......and it surely can help every one

  • @Blackbird-top
    @Blackbird-top 9 месяцев назад +4

    It's January 2024 nd i am at the end of class 11th nd alakh sir k alawa koi bhi topic ki feel nhi krata❤ i studed this chapter from Arjuna JEE but topic ki Janam kundali k liye yahi aana pada 😊❤

  • @hopesalive7619
    @hopesalive7619 5 лет назад +39

    Thank you for this video sir
    RESPECT from KARNATAKA

    • @kannadamelody256
      @kannadamelody256 4 года назад +3

      Me too from Karnataka with huge respect

    • @veenakalmat6547
      @veenakalmat6547 4 года назад +2

      Nanu kannadiga

    • @daringbaazcmmener766
      @daringbaazcmmener766 4 года назад +1

      I HEARD THAT KARNATAKA GIRLS ARE VERY BEAUTIFUL........''AND TODAY YOU HAVE PROVED IT''

  • @nausheensiddiqui8745
    @nausheensiddiqui8745 4 года назад +192

    At 52:23 there should be 12 sigma bond in benzene.. U can Google it too.. Plz correct me if I m wrong.. By the way lecture was awesome

    • @ahmedrazaabbasi5998
      @ahmedrazaabbasi5998 4 года назад +21

      nausheen Siddiqui yes benzene has 12 sigma bond sir just made mistake it happens don't worry

    • @Nidhi-ll3yq
      @Nidhi-ll3yq 4 года назад +5

      Yup, that's right !

    • @RahulKumar-vj6jm
      @RahulKumar-vj6jm 4 года назад +1

      Yes.. You are right

    • @fight23822
      @fight23822 4 года назад +1

      There also 3 pi bonds

    • @aditisrivastava4630
      @aditisrivastava4630 4 года назад

      Yeah ,and when there is formation of ring which is in benzene ,,,it will be counted as 1 therefore π bonds= 4 ,

  • @saurabhaditya_storyblock
    @saurabhaditya_storyblock 3 года назад +14

    He is awesome teacher. He always knows which question will be in mind of student after each topic

  • @nomanadil5217
    @nomanadil5217 14 дней назад +2

    I appreciate your efforts sir whole heartedly ❤

  • @infotainment5073
    @infotainment5073 4 года назад +51

    The ART: Physics, chemistry
    The ARTIST : *PHYSIC WALLAH*

    • @yeshu9985
      @yeshu9985 4 года назад +1

      Maths bhik mange gaya hai 😂😂

    • @abcd3588
      @abcd3588 4 года назад

      As electric flux= electric feild(-)×area (-)=+ so flux scalar
      As p.d (potential diff)= work (+)/ q(+) so p.d (+) scalar
      Force = mass(+)× displacement(-)
      So force vector
      SCALAR
      FOR MORE WATCH👇👇👇👇
      ruclips.net/video/GKpXG_AqpbI/видео.html
      Trick for scalar (+) vector(-)
      hi youtube i have uploded the worlds best trick of physics through which we can find scalar and vector quantitiephysics wallah alakh pandeys i think it could helps all physics stream
      Please support and visit channelAs electric flux= electric feild(-)×area (-)=+ so flux scalar
      As p.d (potential diff)= work (+)/ q(+) so p.d (+) scalar
      Force = mass(+)× displacement(-)
      So force vector
      SCALAR
      FOR MORE WATCH👇👇👇👇
      ruclips.net/video/GKpXG_AqpbI/видео.html
      Trick for scalar (+) vector(-)

    • @Zalisaxi.
      @Zalisaxi. 3 года назад +1

      @@yeshu9985 XD

    • @hayakhan9828
      @hayakhan9828 3 года назад

      ITS PHYSICS NOT PHYSIC..IMPROVE YOUR PRONOUNCIATION FIRST..THEN COMMENT

    • @TrainMania_12
      @TrainMania_12 Год назад +1

      @@hayakhan9828 it's 'not pronounciation it's typing mistake you should improve your typing first

  • @dr.veenatharwani4483
    @dr.veenatharwani4483 5 лет назад +80

    God blessss u sir from my bottom of my heart u r the best sir i should say i love ur videos sir tym is the biggest thing u can give 2 ur loved one thatswhy u r giving biggest gift to us🏥

  • @azadalam8798
    @azadalam8798 3 года назад +32

    Tomorrow my chemistry exam and trying to complete the series 🙄
    And organic completed 😁
    Sir I become ur fan ❤️thank u so much for this sir ab kyun nhi banate aisi video 😭

  • @SmilingCherryPie-zz8lc
    @SmilingCherryPie-zz8lc 2 месяца назад +3

    Mashallah sir ❤app na chemistry asan kar di hamary lay thanks 😅😊❤

  • @manoharsinghkarnot8048
    @manoharsinghkarnot8048 4 года назад +22

    Yeh jitne bhi dislikes h woh saare commerce or Arts ke students honge 😂😂
    Great 🙏🙏 teaching sir.
    I got all my doubts cleared.
    U are such a great legend 🔥🔥

  • @thenewconceptofenglish6446
    @thenewconceptofenglish6446 4 года назад +8

    Sir g AAP KE JAISA PHYSICS AUR CHEMISTRY KA TEACHER MILNA IMPOSSIBLE HAI . YOU ARE GENIUS🙏🙏🙏🙏

  • @saumitradey5569
    @saumitradey5569 4 года назад +12

    when I see Alakh sir's lectures then I always claim this is best or that is best.. But, actually I came to know that ALL videos are just amazing.. Words are not sufficient to praise him... Thank you sir....VERY MUCH....CANNOT EXPRESS MY FEELING...

  • @Aarav24682
    @Aarav24682 3 месяца назад +2

    Best explanation Ever On Valence Bond Theory ..❤

  • @swapnilpatil8117
    @swapnilpatil8117 5 лет назад +30

    World's best channel for physics and chemistry 👌👌👌

  • @38raiyyan.u9b6
    @38raiyyan.u9b6 Год назад +3

    This was the best and Easiest way of explaining this topic.
    Thank You Sir 😊😊

  • @TheLighthouse121
    @TheLighthouse121 4 года назад +42

    It disturbs me to think that i will slowly start forgetting things. When i see these videos i come into a state of stark realizations and epiphanies. I try to note all of that down on a paper. But paper proves not to be enough. I get so disturbed. I don't want to forget these knowledge packets. I feel (literally) so smart when i see his videos.

    • @Amansamarveer
      @Amansamarveer 4 года назад +1

      brother is there any disease striking you?

    • @TheLighthouse121
      @TheLighthouse121 4 года назад +10

      @@Amansamarveer U won't understand it. When i see these videos i get stark realisations of what is the concept behind all of it. But i forget these things. Everyone does. That's why there is a word called 'Revision'. So congratulations if u don't forget things. U can be the next genius of our century.

    • @bindudeleep6736
      @bindudeleep6736 4 года назад +6

      I think I do get what you are trying to explain. It happens with me too. I feel that I forget all the knowledge that I accumulate. I try to revise. It stays for a few weeks and then again, I'm back to square one. It is a disgusting feeling, yeah I know.

    • @TheLighthouse121
      @TheLighthouse121 4 года назад +5

      @@bindudeleep6736 Thank god someone understands it.

    • @debasreeray2693
      @debasreeray2693 4 года назад +1

      True ✌️

  • @snowman8366
    @snowman8366 3 года назад +15

    59:09 Puja ka samayeh hogaya,l....🙏🏻may god blesss Alakh sir,....and all the students aspiring to learn...🍀

  • @mr.gen-z7623
    @mr.gen-z7623 3 года назад +139

    52:40
    Sir, There is a mistake!!! you forgot to take 6-H in benzene
    so, there are 12 sigma, 3pi bonds...😁😁

  • @nida.k6812
    @nida.k6812 Год назад +5

    Covalent bond is formed by overlapping of atomic orbitals
    Only half filled irbits with electrons of opp spin overlap
    Overlapping is less than 50%
    Extent of overlapping strength of bong bond enwrgy bond length

  • @aryanverma07in
    @aryanverma07in 2 года назад +7

    V.B.T. 2:54
    Axial overlapping 14:26
    s-s overlapping 16:00
    s-p overlapping 18:42
    Internuclear axis 21:40
    Bond strength 23:45
    p-p overlapping 26:36
    Important 32:49
    Lateral overlapping 35:41
    pπ-pπ overlapping 36:15 44:55
    52:25 number of Sigma bond is 12
    Comparison of σ and π bond 55:25
    Timestamps:
    1:48 Valence bond theory
    4:10 VB Theory
    7:40 VBT summary
    9:00 Types of overlapping
    33:00 imp

  • @priyanshupradeep5059
    @priyanshupradeep5059 3 года назад +59

    Sir i believe all the teachers of chemistry lost their jobs on the day when ALAKH PANDEY started teaching chemistry................... BIG THANK YOUUU SIRRR. Cant express my inner emotions. I completed my Whole CHEMICAL BONDING chapter bcoz of u only..

    • @solenoid6545
      @solenoid6545 3 года назад +1

      Hello priyanshu

    • @ainesh4770
      @ainesh4770 3 года назад +1

      alakh sir is amazing , but sorry you have not seen all the chemistry teacher

    • @priyanshupradeep5059
      @priyanshupradeep5059 3 года назад +1

      @@riyakothari1111 yes I am army.💜

    • @riyakothari1111
      @riyakothari1111 3 года назад

      @@priyanshupradeep5059 me too

    • @bangtan_boys9080
      @bangtan_boys9080 3 года назад +1

      I saw many armys here 😅😅😅

  • @ashmaninatural7531
    @ashmaninatural7531 2 года назад +32

    VBT was introduced by Heitler and London (1927) and developed further by Pauling and others.
    -Line from NCERT

  • @mohdbaqir8750
    @mohdbaqir8750 Год назад +22

    It's been 4 years still no one can compete you sir ... 🥰

  • @devrajchouhan3584
    @devrajchouhan3584 3 года назад +8

    Love from Maharashtra......
    You are not teaching slowly or fastly but teaching in a right way....God for students...

  • @aspirant8225
    @aspirant8225 6 лет назад +28

    gajab sir maza aa gyaaa...
    aage ka video bhi jldi upload kijiye ...
    eagerly waiting for ur next video
    dhanyawad

  • @sabhyaa
    @sabhyaa 5 лет назад +11

    Million, billion, trillions of wishes for uh sir♥️♥️...may God bless uh abundantly... May all ur dreams turn into reality♥️♥️...I have really no words...how can I thank uh... but uncountable blessings and prayers are always there for uh..♥️♥️♥️...live long sir....I know that there are some problems going on in your life...but sab thik ho jayega..♥️♥️

  • @DeepPoddar-oq4yp
    @DeepPoddar-oq4yp 3 месяца назад +2

    Cleared each doubts although i m a pw offline students..alakh sir content is very rich ..still i prefer old vedio... thank you so much sir ❤❤

  • @ayushisinghparihar2230
    @ayushisinghparihar2230 3 года назад +13

    Because of him I am in love with chemistry ...thank you alakh sir.

    • @jasroopkaur6497
      @jasroopkaur6497 3 года назад +1

      On 50 min. Waha pe 6 sigma aur 3 pie kyu nhi aaye? Aur sir NE double bond kyu nhi lgaya?

    • @ayushisinghparihar2230
      @ayushisinghparihar2230 3 года назад

      Where? In which compound?

    • @jasroopkaur6497
      @jasroopkaur6497 3 года назад

      @@ayushisinghparihar2230 in so4 minus 2 video from 50 min.

    • @jasroopkaur6497
      @jasroopkaur6497 3 года назад

      Oxygen NE sulphur ke saath ek hi single bond hoga aur 3 oxygen ke saath double bonds honge due to Lewis dot structure

  • @mircreation2710
    @mircreation2710 3 года назад +8

    Ur the most valuable person in this world for students

  • @sabyasachiroy1488
    @sabyasachiroy1488 3 года назад +11

    I did not understand anything from NCERT on Lewis Structure, but This video changed everything.