Biomolecules | 30+ PYQ | Class 12 Chemistry| CBSE Board 2024-25 | Sourabh Raina

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  • Опубликовано: 1 фев 2025

Комментарии • 304

  • @SourabhRaina
    @SourabhRaina  2 месяца назад +3

    Free PYQ pdf on Telegram link-t.me/Sourabhrainaofficial
    Buy Quick revision playlist pdf for just Rs 199-www.sourabhraina.com/courses/Class-12th-Chemistry-Revision-notes-66fa38539203050e74a40e2f
    Buy Organic playlist pdf for just Rs 199 -www.sourabhraina.com/courses/Organic-Notes-Class-12th--6719237a38ac7e25661f6fee

  • @tgrlearner5172
    @tgrlearner5172 Год назад +218

    No time pass and bakwas only question solving session huge respect for you deserve much more 💖🎉 love from Sikkim 💌

  • @ahmedraafia5601
    @ahmedraafia5601 11 месяцев назад +29

    watching this video only few hours before your exam is extreme sports. Good luck to me and everyone

    • @Aditya-bq6vq
      @Aditya-bq6vq 11 месяцев назад +2

      Chl bhaiee power nap lele

    • @ahmedraafia5601
      @ahmedraafia5601 11 месяцев назад +1

      @@Aditya-bq6vq leliya maine

  • @rohanpipaliya2025
    @rohanpipaliya2025 11 месяцев назад +27

    bro saved me from failing in chemistry tomorrow 🙏☝️

  • @7Tanjiro
    @7Tanjiro Год назад +73

    Kash aapka channel mujhe session start par mil jata ....
    And sir thank you for your hardwork I can understand board pe likhne me kitna time lagta hoga aapko

  • @asmitagrawal-l8y
    @asmitagrawal-l8y Год назад +584

    alakh pandey 2.0 in process

  • @kishanchaurasiya6041
    @kishanchaurasiya6041 Год назад +49

    Everyone taking hours in solving 15questions but you just take 28 mins to solve 30+ question thats respect deserving sir ❤❤thank u so much

  • @millie-tm4kg
    @millie-tm4kg 11 месяцев назад +14

    Sir i dont generally comment on educational vidoes , but your lectures are too good , even school teachers dont teach us like this , though i havent studied this chapter well , only by these questions u made me understood the concepts
    Thank you so much sir>3

  • @Fact-o2r
    @Fact-o2r 11 месяцев назад +26

    Kiska kiska organic puri bachi h?🥲🤧

  • @Artwithishu220
    @Artwithishu220 11 месяцев назад +23

    Raise your hand how watch this video before a day of board exam 😂

  • @i_renugupta
    @i_renugupta Год назад +53

    Thank you universe and God for giving me 100/100 in chemistry boards this year!🚩

  • @clashff5859
    @clashff5859 11 месяцев назад +7

    Anyone here for tomorrow boards ???? Its 2:15 already ..

  • @ADITYAL1-fy5gt
    @ADITYAL1-fy5gt Год назад +14

    THANK YOU SIR , QUALITY CONTENT

  • @priyanshuverma1542
    @priyanshuverma1542 11 месяцев назад +18

    rich content in crucial time...!!
    Hats off you Sir❤ 28:18

  • @varnitthemusician4514
    @varnitthemusician4514 11 месяцев назад +17

    Bhai abhi bhi koi dekh ra hai kya ?

  • @dimple3672
    @dimple3672 11 месяцев назад +4

    sir the way you're focusing on providing us the quality content we need is amazingg. Thankyou so much ✨ pdhne k baad lgta h kuch nhi pdaa or yha question krne aati hu to sb ajata h

  • @KrishnaRathi-b4q
    @KrishnaRathi-b4q 11 месяцев назад +8

    Because of you only I think I will score 90+ in chem

  • @LordKrishna-vz8wh
    @LordKrishna-vz8wh 11 месяцев назад +3

    Helpful in neet also don't underestimate the power of sourab sir ❤❤❤

  • @KhushiPandey-ws7rx
    @KhushiPandey-ws7rx Год назад +4

    You are just wow .... honestly sir agr meri kismat achhi rahi to maii pkkka achha score kerungi ..padh to lii solve bhi krr li bss exan kk time bhulun na to kaam bn jaega.... apki vids. Dekh krr sachhi confidence aaya ki bio arr chemistry mera bhtt acha ho skta hh... and maii apse hu padh bhi rahi hu but at the end.. kuch bhi ho skta hh.... plzz ap apna ashirwad dijiye ki maii 90 plus score karu... and sir ap . Ekdm mind blowing .. hainn.. chemistry , bio shresh raina ....❤ and physics with atrish academy ...😊

    • @SourabhRaina
      @SourabhRaina  Год назад +1

      All the best.

    • @riam99
      @riam99 11 месяцев назад

      Physics kya ? Arvind academy na !?

    • @KhushiPandey-ws7rx
      @KhushiPandey-ws7rx 11 месяцев назад +1

      @@riam99
      Nhi atrish academy .... vo unka ekk playlist h.... all chapters kk pyq hh usme separate video me ... means har chapter k alag... alg...

    • @mannihh
      @mannihh 2 месяца назад

      How did your exams go!? (Chemistry specially..)

    • @KhushiPandey-ws7rx
      @KhushiPandey-ws7rx 2 месяца назад +1

      @@mannihh got 85 out of 100

  • @alveerasyed2099
    @alveerasyed2099 11 месяцев назад +2

    kuch teachers bohot time waste krte h or kuch bhot jldiiii krte h ki smjhte nhi this channel is best for doing pyqs in chemistry

  • @NS_R1_X
    @NS_R1_X 9 дней назад +3

    Last hope or every backbancer☠️

  • @Abrhm77
    @Abrhm77 11 месяцев назад +5

    Does both rna and dna contribute to protein synthesis? Isn’t dna responsible for hereditary and genetic material and rna involved in protein synthesis both have different functions right?

  • @Positive9780
    @Positive9780 11 месяцев назад +4

    Sir aapka thanks kaise kru😢🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏🙏 pura RUclips p yehi dhundh ra tha ❤😢
    100 ℅knowledge no timepass

  • @AnushkaDedha
    @AnushkaDedha 6 месяцев назад +2

    Thankyou so much sir ❤💙

  • @deen.e.islaam17
    @deen.e.islaam17 Месяц назад +1

    2024 december.. inhi me se exam me aya tha aaj pre board tha mera..very beneficial video thanx sir..❤

  • @Mahparaanjuum
    @Mahparaanjuum 29 дней назад +1

    Thank you so much Sir ❤

  • @Hargun__
    @Hargun__ 11 месяцев назад +1

    You are a life saver!😭✨️

  • @roshanakther18
    @roshanakther18 Год назад +7

    Sir why are not putting video on quick revision of chemistry chapter?????…..please upload videos on that sir pls

    • @SourabhRaina
      @SourabhRaina  Год назад +5

      Class 12th Quick Revision Chemistry 2024: ruclips.net/p/PLPsaj0rTW2JNexUbH7ChaVT-H6FDaIjuU

  • @sakshikanswal6842
    @sakshikanswal6842 2 месяца назад +1

    8:22 ques 15 ( jot down)

  • @aditya_k8176
    @aditya_k8176 Год назад +10

    Sir apka content bhut ache h iss content ki wjh se mujhe chemistry preboard m 61 out of 70 aye (highest)
    Thank you sir

    • @SourabhRaina
      @SourabhRaina  Год назад +4

      Congratulations keep it up

    • @TrendScape
      @TrendScape 11 месяцев назад +1

      @@gd8238bhai mujhe pre boards me 52 aaye Kyunki mai BAs pyq kiya
      Agar revision videos + pyq + imp questions karlo acche aayenge

    • @TrendScape
      @TrendScape 11 месяцев назад

      @@gd8238 Maine Mcq dekhe tough h 😭

  • @thenoorway2628
    @thenoorway2628 11 месяцев назад +1

    HOW CAN I LIKE THIS VIDEO THOUSAND TIMES DUDE😭

    • @kukuno
      @kukuno 10 месяцев назад +1

      did questions from here and other chapters come in exam?

  • @Aishafareeha-pm2km
    @Aishafareeha-pm2km 11 месяцев назад +2

    Thank u sir,very helpful ❤

  • @aachalroy7018
    @aachalroy7018 2 месяца назад +2

    Your channel is a blessing sir can I score 40+ only by doing pyq questions out of 70 or i also have to do anything else also please reply❤

    • @SourabhRaina
      @SourabhRaina  2 месяца назад

      Yes . You can score 60+ . Practice important questions also

    • @aachalroy7018
      @aachalroy7018 2 месяца назад

      Tq so much sir for your support

    • @palakdhillon1522
      @palakdhillon1522 11 дней назад

      Kaya akele pyq's kafi hai?

  • @aparnachaudhary1210
    @aparnachaudhary1210 11 месяцев назад +2

    At the last moment of I found a 💎,you are great sir .Sir kya mai kewal pyq and NCERT ke questions solve krke 90+ score kr paungi ?????????????? please sir ek bar bta digiye🙏🙏🙏

    • @SourabhRaina
      @SourabhRaina  11 месяцев назад

      Haan

    • @aparnachaudhary1210
      @aparnachaudhary1210 11 месяцев назад

      @@SourabhRaina thank you sir 🙏

    • @Karthik-hd8jw
      @Karthik-hd8jw 6 дней назад

      Kitne aaye ... btwkya ye helpful rha sir ki pyq ki videos ???​@@aparnachaudhary1210

    • @aparnachaudhary1210
      @aparnachaudhary1210 6 дней назад

      @Karthik-hd8jw kaafi jyada inn pyqs mein se kafi question as it is aaye the 2024 mein I score 1 no. In school periodic test and even in pre boards I score only 25 but in Board I scored 84 only because of sir

    • @Karthik-hd8jw
      @Karthik-hd8jw 20 часов назад

      @@aparnachaudhary1210 damnnn nice yrr , Like mere bhi aise hi score h , so me sir ke pyq or imp questions ki vid dekh ke 75 ya 80+ score kar paunga ??

  • @Cot_inverse
    @Cot_inverse Год назад +3

    Thank you so much sir ❣️❣️❣️❣️❣️

  • @apeksha7568
    @apeksha7568 Год назад +1

    All the question have been taken from mtg previous year question bank ...book !!

  • @ayashgupta5274
    @ayashgupta5274 11 месяцев назад +3

    Sir it is enough for board or other what we have to do

  • @Deepmalajoshi
    @Deepmalajoshi Месяц назад

    Thank you so much sir 🙏🙏

  • @kumaraman06
    @kumaraman06 11 месяцев назад

    That pdf was helpful for each and every student in the exam days for second time revision in an hour.....

  • @arpitbendil492
    @arpitbendil492 11 месяцев назад +1

    His videos are very much helpful ❤

    • @itzrider890
      @itzrider890 11 месяцев назад +1

      BRO TUM IS LECTURE KA NOTES BANA RAHE HO KYA AUR YAAD KAISE KAR RAHE HO TUM YE QUESTION KO

    • @roshansinghmasaan3498
      @roshansinghmasaan3498 11 месяцев назад

      bhai sir ne notes diye hai usse revison kar lena@@itzrider890

    • @durgesh9405
      @durgesh9405 11 месяцев назад

      Bhai likh likh ke yaad krr rhe h
      And then phir saare question bina dekhe kudh se lga ke dekh rhe h ​@@itzrider890

  • @running2348
    @running2348 11 месяцев назад +1

    Sir kya jab prouduct jaise Beta d glucose and beta d galactose banega lactose ki hydrolysis pe toh uska structure bhi banana padega paper mai jaise book mai diya hai?

    • @KrishnaDevi-k3s
      @KrishnaDevi-k3s 11 месяцев назад

      No the structure part won't come in the exam...but I would suggest for you to draw...impress the examiner

    • @running2348
      @running2348 11 месяцев назад

      @@KrishnaDevi-k3s ok thank you

    • @inzelari5852
      @inzelari5852 11 месяцев назад

      THANKS you cleared my doubt too ❤

  • @shrexeditz_
    @shrexeditz_ 11 месяцев назад +2

    Lots of Love from dehradun sir ❤

  • @levi_29
    @levi_29 Год назад +4

    😮 sir class 11 biology important question karwa do mera exam hai after 10 day aur mai bohot worried hu please sir make video because a lot of students are in this situation 😢❤

    • @yugjain4974
      @yugjain4974 Год назад +1

      kaisa gya exam

    • @xavier-li7ey
      @xavier-li7ey Год назад +1

      ​@@yugjain4974😅😅 nice question

    • @_deepak__legend_
      @_deepak__legend_ Год назад +2

      Gambare gambare 😂

    • @levi_29
      @levi_29 Год назад +2

      Got 20 marks out of 70
      And internal milake pass ko gaya ❤

  • @OP.ASTHANA.GAMING
    @OP.ASTHANA.GAMING 4 месяца назад

    Guru ji....bht bht dhanyawad aapka❤️

  • @Elvis.wanted
    @Elvis.wanted Год назад +2

    Your video is so useful sir ❤❤

  • @CASHMINER20
    @CASHMINER20 11 месяцев назад

    2:29
    15:19
    17:03
    22:54

    • @sussushi
      @sussushi 11 месяцев назад +1

      padhle bhai timestamp tab daalte h jab waapas aake revision krne ka plan ho, 12 ghante main paper h, 10 chapter bache honge tere

    • @CASHMINER20
      @CASHMINER20 11 месяцев назад

      @@sussushi Jee aspirant hu bhai pura syllabus completed h..bas subah timestamp dekh lunga ek baar taki 1-2 ques v ni chhute

    • @sussushi
      @sussushi 11 месяцев назад

      @@CASHMINER20 kitni percentile in Jan?

    • @CASHMINER20
      @CASHMINER20 11 месяцев назад

      @@sussushi 94%ile...Bohot jyada silly mistakes kiye the Maine

    • @CASHMINER20
      @CASHMINER20 11 месяцев назад

      @@sussushi tumhara kitna tha?

  • @Prabhas-lovers---pranjal
    @Prabhas-lovers---pranjal 11 месяцев назад +1

    No backcho*** only question ❤ thanku sir🚩🚩

  • @artikushwaha3815
    @artikushwaha3815 5 месяцев назад

    Thank you so Much sir for yOur priceless efforts

  • @ShreeChoudhary-mb2do
    @ShreeChoudhary-mb2do 2 месяца назад +1

    Thanking to you sir❤🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉

  • @InertialFrameObserver
    @InertialFrameObserver 11 месяцев назад +1

    Thank You Sir

  • @vartikasonkar7819
    @vartikasonkar7819 Год назад +5

    Sir agr chemistry me sirf pyq raat le or one shot dekh le toh kya 90+ cross ho jaega

    • @AnilKumar-zr1uu
      @AnilKumar-zr1uu Год назад +2

      Mcq and imp question bhi dekhna padega(from this channel)aur ratne ki bajaye concept Samjh kar question ko attempt karoge to 90 cross ho jayega
      According to me

    • @awatifkhan
      @awatifkhan Год назад +1

      ncert question as well kuch questions as it is aate h

    • @vartikasonkar7819
      @vartikasonkar7819 Год назад

      @@AnilKumar-zr1uu ha Mera mtlb smjhna hi tha

    • @AnilKumar-zr1uu
      @AnilKumar-zr1uu Год назад

      @@awatifkhan yes you are right both ncert intext as well as exercise questions are also very imp

  • @Here.kinza1
    @Here.kinza1 7 месяцев назад

    One of the best channel i found today!🔥

  • @GarimaMishra-c6g
    @GarimaMishra-c6g 11 месяцев назад +1

    Chemistry wallah sir ❤

  • @akshitakaushal5904
    @akshitakaushal5904 11 месяцев назад

    Thank you so much sir 😭❤

  • @NehaKumari-s3q9e
    @NehaKumari-s3q9e 11 месяцев назад +4

    Sir only pyq of biomolecules are enough for boards

  • @SunilYadav-ug4uy
    @SunilYadav-ug4uy Месяц назад

    Thank you so much sir ji
    🤩🤩🤩🤩

  • @veersharma4964
    @veersharma4964 Год назад +1

    Sir maine apki pehli baar video dekhi and I subscribed you❤

  • @HoukiTaketori-fo2xm
    @HoukiTaketori-fo2xm Год назад +1

    You are best for revision☺️

  • @Lo-fi__world
    @Lo-fi__world 11 месяцев назад +3

    Sir if i only practice your given important questions of all chapters can i score good marks. Sir please reply

    • @SourabhRaina
      @SourabhRaina  11 месяцев назад +4

      Yes

    • @khushi.agrawaal-56
      @khushi.agrawaal-56 11 месяцев назад +5

      ​@@SourabhRaina sir ap bahut mehnati ho. I find your channel today, regretting ki ye mujhe pahle kyu nhi mila.. Don't loose hope by less views and all. one day your channel will grow exponentially. Thankyou for all your efforts

  • @Chippi_chippi_chappa_chappa0-0
    @Chippi_chippi_chappa_chappa0-0 11 месяцев назад +4

    Sir i m just solving your pyq series 😂 hope I will pass

  • @TusharKumar-j3o
    @TusharKumar-j3o 11 месяцев назад

    Damnn this man will surely make me topper in chemistry

  • @anshuvlogs164
    @anshuvlogs164 11 месяцев назад +3

    Can i get 50+ marks by just following pyqs only???

    • @RajatSingh-n1x
      @RajatSingh-n1x 11 месяцев назад

      If 50 out of 70 then no
      But 50 out of 100 then yes 😂😂

  • @Babita_108
    @Babita_108 Год назад

    Very very thankful to youuu sirr❤❤❤❤❤❤😊😊😊

  • @adityasinha6924
    @adityasinha6924 11 месяцев назад

    Best teacher of chemistry on yt

  • @RanijaBegum-q9m
    @RanijaBegum-q9m 17 дней назад

    Complete ✅

  • @SoniSingh-i7q
    @SoniSingh-i7q Год назад +2

    Mai galti se click ker ke padhi uske baad mai sare ch yahi se revision ki hu ❤❤

  • @muskan-Hasan_786
    @muskan-Hasan_786 11 месяцев назад +4

    Thank so much sir my revision pyq is done (all chapter) now I'm going to solved sample paper ❤❤❤❤❤❤ Thank you so much sir🎉

  • @Hkk006
    @Hkk006 11 месяцев назад +1

    👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻👍🏻amazing..super easy explanation

  • @Kaur.M
    @Kaur.M 11 месяцев назад

    Thank you so much 🙏🏻

  • @dodream3686
    @dodream3686 2 месяца назад +1

    Does the structure of maltose ,glucose , lactose not come in exams?

  • @meenukumari7086
    @meenukumari7086 Год назад +1

    this is a great channel for us but i have one confusions please clear it Sir in question no.25 (iii) me carbonyl grp me NH2OH vali eqn ku nhi li ???

    • @atharvsingh.11
      @atharvsingh.11 Год назад +2

      Bcz NH2OH only tells that Carbonyl grp is present but not which Aldehyde or Ketone

  • @kumaraman06
    @kumaraman06 11 месяцев назад +1

    Board par wale sabhi questions ans ka pdf .. please provide kara dijye sir . Lot of thankful to you sir...

    • @SourabhRaina
      @SourabhRaina  11 месяцев назад +1

      Telegram link in the description

    • @kumaraman06
      @kumaraman06 11 месяцев назад

      @@SourabhRainanahi mil raha hai har chapter wala video ka pdf...

  • @arryan_thakur
    @arryan_thakur Год назад +2

    Sir ap bhot help kr raha ho please vieod banata reho plezz sir

  • @scientific-reason764
    @scientific-reason764 11 месяцев назад

    Sir thank you for these videos ❤

  • @devdaspradhan4970
    @devdaspradhan4970 11 месяцев назад

    Salute you sir ❤❤❤

  • @RanijaBegum-q9m
    @RanijaBegum-q9m 11 месяцев назад +1

    Sir kya state board student bhi
    Apke pyq +important Questions karke + 90 la sakte he .sir please reply kyuki mere exam 16 th February me he aur me bohut hi jiada nervous hu

  • @Sharma_shaab
    @Sharma_shaab 11 месяцев назад +2

    Sir27 ko chem ka exam h to notes or pyq krle only to kya hum 60/70 la skte h kya???? Sir plzz tell me

  • @Yash-vv7hy
    @Yash-vv7hy 11 месяцев назад

    Q15,16,17,19b,22,28

  • @AnkitKumar-vx5qn
    @AnkitKumar-vx5qn 11 дней назад

    Isme 2021 22 aur 23 year ke pyq kyu nhi hai😢

  • @RiyaVaryani-v5r
    @RiyaVaryani-v5r 11 месяцев назад +5

    Who's there before o!e day of exam

  • @jaibatra_
    @jaibatra_ Год назад +1

    Sir please prove us with questions marathon during boards 2024

  • @nikhilchaudhari9490
    @nikhilchaudhari9490 3 месяца назад +1

    Sir maja aya gya padh ke

  • @AarushiPandey-tw8vi
    @AarushiPandey-tw8vi 7 месяцев назад +3

    anyone for compartment or improvement exam prep

  • @Amrendra-nf5bf
    @Amrendra-nf5bf 11 месяцев назад +3

    Next alakh pandey ❤

  • @sanianabi27
    @sanianabi27 11 месяцев назад +1

    Sir ka jkbose walo ka lia yh enough hai sir please reply bhot tnsn hai

  • @Anniegupta5264
    @Anniegupta5264 11 месяцев назад +6

    Sir agar sab chapter ki pyq dekh kar chale jaye to kya pass ho jayenge hum

  • @sussushi
    @sussushi 11 месяцев назад +1

    less than 12 hrs for boards, isko dekhke bas sone jaarhi hu

    • @StudyOnlyf9
      @StudyOnlyf9 11 месяцев назад

      Puri raat padh lo

    • @silkywrm
      @silkywrm 11 месяцев назад

      ​@@StudyOnlyf9 toh exam mei soti hi reh jayegi vo

    • @Aditya-bq6vq
      @Aditya-bq6vq 11 месяцев назад

      Who cares ?

  • @namankarotra4645
    @namankarotra4645 11 месяцев назад

    Thanks sir for this video

  • @suyashkumarsingh5261
    @suyashkumarsingh5261 6 месяцев назад

    Thank you sir

  • @NasreenFatima-yu4ym
    @NasreenFatima-yu4ym Месяц назад

    Sir...
    BIOMOLECULES ke yahe pyq kar ka jaye to kafi ha kya. Plzz sir reply plzzzzzzzzzzzz

  • @Unrealistic_achiever
    @Unrealistic_achiever Год назад +2

    13:38

    • @suhani2858
      @suhani2858 Год назад +1

      🎉🎉

    • @Unrealistic_achiever
      @Unrealistic_achiever Год назад +1

      @@suhani2858 kya hua??

    • @suhani2858
      @suhani2858 Год назад +1

      @@Unrealistic_achiever vhi toh kya hua ki 13:38 comment kiya

    • @Unrealistic_achiever
      @Unrealistic_achiever Год назад +1

      @@suhani2858 arew yarr aesa hua meko neend aari thi toh yaha tk hi solve kiye the q's toh yaad rhe islye timeline comment krdiya!

    • @suhani2858
      @suhani2858 Год назад +1

      @@Unrealistic_achieverayee hyee acha idea hai

  • @tinuchoudharynew
    @tinuchoudharynew 11 месяцев назад +6

    Video acha pr yeh chapter ganda ha

  • @mankhushjaiswal8281
    @mankhushjaiswal8281 Год назад

    Nice content ❤

  • @manaschaudhary7703
    @manaschaudhary7703 Год назад +4

    Sir it is enough for board 2024 pls replie me sir❤

  • @SIM_SOUL
    @SIM_SOUL 11 месяцев назад

    Sir does this contain all pyqs?

  • @ShailandraKumar-x4w
    @ShailandraKumar-x4w Год назад

    Tnx sir ❤

  • @Jashmineparihar-px3lx
    @Jashmineparihar-px3lx Год назад

    Sir will you please upload ISC board pyq's and important questions

  • @vishalbaghel9165
    @vishalbaghel9165 Год назад

    Sir biology ke quick revision video daal dijiye jald se jald full ncert covered

  • @rakeshkumar-vl6xp
    @rakeshkumar-vl6xp 11 месяцев назад +1

    Thanks