10th Science 1| Chapter 02 | Periodic Classification of Elements | Lecture 1 | maharashtra board |

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  • Опубликовано: 3 окт 2024
  • Hi Everyone.
    Welcome to JR Tutorials.
    I am Rahul Jaiswal.
    In this video You will get the lecture videos of 10th science 1 chapter 2 periodic Classification and elements lecture 1 by Rahul sir Maharashtra board.
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Комментарии • 2,2 тыс.

  • @vaishuscreations3685
    @vaishuscreations3685 Год назад +67

    Mg(a) = 24.3 ca(b) =40.1 sr(c) =87.6
    According to formula
    Mean=b=a+c/2
    Therefore 24.3+87.6/2
    =111.9/2
    =55.95
    But the ca(b)s atomic mass is 40.1
    So this is not Dobereiners tride 😊
    Thank you sir ❤

  • @heartartify
    @heartartify 3 года назад +390

    Sir please make video on what I am telling. ।
    Sir now I am going in 10 th std. Then also my some basic are not clear. So sir please make video on the students who are going in 10th std. । what basic thing we have to keep in mind about science and math. What things are important for 10 to be understand. ।
    Friends jo be 10 th me jara he agar apko bhe ye video chahiye tu please batu. ।
    Then sir defenetly make this video. ।।।
    Sir please. ।।।

  • @legendsongs3270
    @legendsongs3270 3 года назад +14

    Thank you sir making for video ❤️❤️❤️❤️❤️❤️😍

  • @Lifeofsans
    @Lifeofsans Год назад +31

    sir you are our life saver......you explain us very well that not a single doubt comes in our mind me and my friend we can afford classes but we dont wanna go as long as we take classes from you

  • @Samiksha2281
    @Samiksha2281 Год назад +3

    Nice sir aake vajaha se hamara science technology part 1,2 our Algebra,geometry ka paper aacha gaya

  • @mohitphule17
    @mohitphule17 3 года назад +9

    Thank you sir God apke sare wishes pure kare 🥰❤💟

  • @abhinavideas4582
    @abhinavideas4582 3 года назад +84

    24.3+87.6/2
    =111.9/2
    =55.95
    =55.95 is not equal to 40.1
    Therefore, it is not a dobereiner's triad

  • @omrajesarode5419
    @omrajesarode5419 3 года назад +18

    Sir you teach very very very nice and understand everything that you teach and help to solve question🤓

  • @fillmi_trailer
    @fillmi_trailer 2 года назад +3

    Nice teaching sir👍🙏

  • @dhrumisavla4999
    @dhrumisavla4999 2 года назад +3

    Sir u really best, Thank u so much for teaching us 🙏🙏🙏

  • @ashfakhan442
    @ashfakhan442 2 года назад +82

    HW - question : Mg (24.3) , Ca (40.1) , Sr (87.6)
    Solution : means = a+c/2
    So , 24.3 + 87.6 /2
    = 111.9 /2
    = 55.95
    & 55.95 is not equal to 40.1 (Ca)
    Therefore , Mg , Ca , Sr are not a dobereiner triad.

    • @janvizeelgamit7283
      @janvizeelgamit7283 2 года назад +3

      I got ans 40.95

    • @ashfakhan442
      @ashfakhan442 2 года назад +1

      Mg+Sr
      = 24.3+87.6
      =111.9
      111.9/2
      = 55.95
      Aap ne aise hi kiye ho kya check karo …
      I think aap ka kahi addition or division chuka hoga shayad

    • @janvizeelgamit7283
      @janvizeelgamit7283 2 года назад +1

      @@ashfakhan442 I understood now... Thank you 😊.... There were small mistake

    • @ashfakhan442
      @ashfakhan442 2 года назад +2

      @@janvizeelgamit7283 you welcome 🤗
      That’s really good that you understood 😊

    • @omgavhale5185
      @omgavhale5185 2 года назад +2

      Good

  • @nitinsakhare2930
    @nitinsakhare2930 2 года назад +3

    Bohot hi badiya sir😊

  • @Blazegaming00000
    @Blazegaming00000 2 года назад +4

    Nice sir 👍❤️

  • @itz_dj_pratik2326
    @itz_dj_pratik2326 2 года назад +2

    Awosom sir your teaching is very very nice sir ✔️🙏🙏🙏

  • @Savanchavhan-wg3rx
    @Savanchavhan-wg3rx Год назад +1

    Bahut Aachaa sir 🎉

  • @chandrabhanrode6584
    @chandrabhanrode6584 2 года назад +3

    Thank you sir 🤗

  • @nirajdaware4285
    @nirajdaware4285 Год назад +3

    Thank you sir

  • @shrirangpatil7308
    @shrirangpatil7308 3 года назад +42

    Sir HW answer is 55.95 mg, ca, sr is not a dobereiner's Triads. Thankyou sir for your beautiful explanation

  • @shantanuwankhede5646
    @shantanuwankhede5646 2 года назад +1

    Sir thanku soo much for teaching this this much nice 🙏🙏🙏🙏🙏🙏🙏

  • @jayeshhaldankar6043
    @jayeshhaldankar6043 Год назад +1

    You are great sir you good teach .🙏🙏

  • @anusayaraut7499
    @anusayaraut7499 3 года назад +8

    Mg(24.3),Ca(40.1),Sr(87.6)
    Answer=5595

  • @abhishekubale9651
    @abhishekubale9651 Год назад +37

    In India's every school want teacher like Rahul sir 😊

    • @Gw_Deep_1k
      @Gw_Deep_1k Год назад +1

      Yes

    • @Siddhi_106
      @Siddhi_106 8 месяцев назад

      Hatt aya bada legend
      Faill hoga nibba

  • @anitachougule8510
    @anitachougule8510 3 года назад +7

    I understood this concept, thank you sir🙏🙏

  • @bhagyashripatil2529
    @bhagyashripatil2529 2 года назад +1

    Khupach chhan sir 👌👌

  • @rushikeshbhosale8545
    @rushikeshbhosale8545 2 года назад +1

    Well done 👌👌👌👌👌👌👌👌👌

  • @rajvardhanmore_576
    @rajvardhanmore_576 3 года назад +13

    Thanks sir for this video.

    • @anitamore6956
      @anitamore6956 2 года назад +1

      Go and check how to learn english 😂😂🤣

    • @rajvardhanmore_576
      @rajvardhanmore_576 2 года назад

      @@anitamore6956 tera kam kar

    • @nicegeming1934
      @nicegeming1934 2 года назад +1

      Hi iiiiiiiiiiiii iiiiiiiiiiiii iiiiiiiiiiiii iiiiiiiiiiiii iiiiiiiiiiiii I iiiiiiiiiiii

  • @kavitapimpale8522
    @kavitapimpale8522 Год назад +3

    Sir your teaching is very nice this time my percentage is 74 % but next time my goal is 84 by your teaching

  • @santoshdone2493
    @santoshdone2493 3 года назад +10

    Sir your all lecture are very interesting
    Thanks sir🙏🙏

  • @geetajadhav2300
    @geetajadhav2300 2 года назад +2

    The video is tooo good👍

  • @RonaldoCr-nd4gi
    @RonaldoCr-nd4gi 2 года назад +1

    Thank you so much sir
    Aap etna achha karte ho hamare liye tysm
    Etna paseena aa raha hai apko phir bhi aap itni shiddat se padha rahe
    hai Is liye sab aap k e bahot shukraguzar hai
    Hum sab ki taraf se aap. ko bahot bahot dhanyavad

  • @nlgaming4424
    @nlgaming4424 4 месяца назад +4

    2024 - 2025 batch wale attendance lagao

  • @marvellousgamer6304
    @marvellousgamer6304 2 года назад +12

    Sir teeno dobeiriner’s triad haii ek baar textbook wapas Padho Udhar Likha hai APPROXIMATELY means almost aur Maine google me Teeno search kiya tha teeno triads hai

    • @dipaklande5203
      @dipaklande5203 5 месяцев назад

      Muze bhi yahi confusion tha but ab clear ho gaya

  • @HeyImthe
    @HeyImthe 3 года назад +5

    Sir apka lecture bahot accha laga🥰🥰

  • @ADIFFGAMER-i2r
    @ADIFFGAMER-i2r 2 месяца назад +1

    Khupcha chan sir❤❤❤❤

  • @shomu_editaz3141
    @shomu_editaz3141 2 года назад +1

    You one of the best teacher ☺️ in this world 🌍 💖💖

  • @traveltowardsculture
    @traveltowardsculture 2 года назад +8

    Sir, aap please sikhaate vakt thoda break le liya kare....aap bahot thak jaate ho....and thanks for your efforts.....it's a gold thing for me...and you are a god gift for students... ❤️❤️

  • @naneshwarfande4863
    @naneshwarfande4863 3 года назад +20

    Mg (24.3),Ca(40.1),Sr(87.6)
    Answer :55.95

  • @crazycuber9236
    @crazycuber9236 2 года назад +7

    Homework=quation mg(24.3),ca(40.1),sr(87.6)
    Mean=a+c/2
    24.3+87.6/2
    Ans=111.9/2
    55.95 Therefore is not equal dobereiner triads ........Very nice sir
    My name is niranjan

  • @surunyamgonda9976
    @surunyamgonda9976 2 года назад +2

    You are teaching so nice💯💥🔥🔥
    I understand the all lessons

  • @tushar9076
    @tushar9076 2 года назад +1

    Khup chan shikavtat sir

  • @gauribhong
    @gauribhong 2 года назад +18

    Sir I was solve this Question
    Tride - mg,ca,sr
    Element -1 actual atomic mass ( a) - magnesium ( mg ) 24.3
    Element - 2 mean = a+c÷2
    Calcium 24.3 + 87.6 ÷2 = 55.95
    actual atomic mass - ( ca ) 40.1
    Element - 3 actual atomic mass ( c ) - strontium ( sr ) - 87.6
    55.95 is not equal to 40.1
    Therefore this is not Dobereiner's tride
    Sir Because of your teaching I was able to solve this question
    Thank you so much sir 😇😇

  • @omgadekar9355
    @omgadekar9355 3 года назад +11

    Sir you teach very very nice and our all doubts get crystal clear........ Due to this we will score good marks in exam...
    Thank you sir. 😊👍👍

    • @rushikeshmhaske9089
      @rushikeshmhaske9089 2 года назад

      Aap maharastra district buldhana fardapur. Mehakar se he ka

  • @ameythakare1204
    @ameythakare1204 3 года назад +22

    Sir HW : the given elements were not in doberierner triads
    Because the calculation value is around 55.9 and the actual atomic mass of calcium is 40.1(given)

  • @RTEDUCATION910
    @RTEDUCATION910 2 месяца назад +2

    Very nice sir

  • @sandipjadhav3713
    @sandipjadhav3713 2 года назад +1

    Khup Chan sir..👍

  • @shabinashaikh708
    @shabinashaikh708 2 года назад +3

    Such a hardworking teacher you are👍 appreciated your teaching skills and struggle to make concept easier to understand for all of us😊👈🙏 salute you

  • @rachnaranu276
    @rachnaranu276 2 года назад +27

    Legends are watching this because tomorrow is exam 🤣🤣🤣🤣 & I am one of them 😁

    • @adikaayare6194
      @adikaayare6194 6 месяцев назад +8

      Iam super legend as Iam watching this before starting the lesson in school 😅😅

    • @Hifi-t5p
      @Hifi-t5p 5 месяцев назад +4

      Bhai board exam hai?💀

    • @SPGAMES44
      @SPGAMES44 5 месяцев назад +1

      Yes i am 🤣

    • @RAJ___WATCH
      @RAJ___WATCH 4 месяца назад

      Your right

    • @Techpro798
      @Techpro798 Месяц назад

      Yaaa bruhh

  • @chetaskarekar6191
    @chetaskarekar6191 2 года назад +7

    Sir you teach very very nice and our all doubts get crystal clear........ Due to this we will score good marks in exam...
    Thank you sir. 😊👍👍

  • @manoharmeshram8534
    @manoharmeshram8534 26 дней назад +1

    Thank you sir jii 🙏making for video 📸📷

  • @shrutipopale7198
    @shrutipopale7198 2 года назад +2

    Sir this is conjugate by the bector of the thermosetting each elements was berlest. Is vector of the conjancation

  • @sunitatambe9895
    @sunitatambe9895 3 года назад +31

    HW
    Mg=24.3,Ca=40.1,Sr=87.6
    Answer
    =a+c/2
    =24.3+87.6/2
    =111.9/2
    =55.95
    It is not the Dobereiner's Triad.

  • @vardhantheboss7392
    @vardhantheboss7392 2 года назад +10

    Thank you sir for taking great efforts for us 😊

  • @looptop6910
    @looptop6910 Год назад +11

    Sir, Cl br l and ca sr ba are dobereiners triads because it is written in the text book that the mass of middle element is approximately equal to mean of other two numbers. Approximately means it is right if it's close to the real atomic mass . I even search it on Google .
    No hate,
    Learning from your videos since 2 years.

  • @DP_GAMERZ_88
    @DP_GAMERZ_88 4 месяца назад +1

    Mg(a) = 24.3 ca(b) = 40.1 sr(c) =87.6
    According to formula Mean= b = a + c / 2 Therefore 24.3+87.6/2
    = 111.9/2
    = 55.95
    But the ca(b)s atomic mass is 40.1
    So this is not Dobereiners tride
    Thank you sir

  • @vishnukharat4852
    @vishnukharat4852 2 года назад +1

    Thanks sir for teaching

  • @Purva79
    @Purva79 2 года назад +24

    Homework - question : Mg (24.3) , Ca (40.1) , Sr (87.6)
    Solution : means = a + c/2
    So , 24.3 + 87.6 /2
    = 111.9 /2
    = 55.95
    :- 55.95 is not equal to 40.1 (Ca)
    Therefore , Mg , Ca , Sr are not a dobereiner triad.

    • @sujaljadhao644
      @sujaljadhao644 2 года назад

      Yes

    • @sanchita4896
      @sanchita4896 2 года назад

      Not 55.95 is wrong❌
      55.45

    • @shilwantscreen957
      @shilwantscreen957 2 года назад

      @@sanchita4896 no, he is right because 55.45+55.45= 110.9 this answer is wrong
      55.95+55.95= 111.9 this answer is right

  • @narayanparande9165
    @narayanparande9165 3 года назад +7

    Sir the answer is 55.95 so it is not a Dobereiner 's Triads.
    Thank you very much sir for this video.👌👍👍👌🙂😊

  • @Sanjana81502
    @Sanjana81502 2 года назад +16

    Question: MG(24.3), CA(40.1), SR(87.6)
    Answer: =24.3 +87.6/2
    =111.9/2
    =55.9
    So as the answer is 55.9 this is not a Dobereiner's Triads☺☺

  • @vedantshirpurkar750
    @vedantshirpurkar750 2 года назад +1

    Thank you sir 💯💯💯💯💯💯💯💯

  • @techwitha.m.2829
    @techwitha.m.2829 Год назад +1

    bhai vedio to accha hai 💯💯💯💯💯🥰🥰🥰🥰🥰🥰🥰💯💯💯

  • @Comoestas235
    @Comoestas235 3 года назад +42

    Mg, Ca and Sr is not Doberiener's triad.

  • @ManakshNexus
    @ManakshNexus 2 года назад +20

    Solution for Homework:-
    [Mg(24.3), Ca(40.1), Sr(87.6)]
    Mg, Ca, Sr are not Dobereiner Triad.

  • @shridharkokate4512
    @shridharkokate4512 2 года назад +30

    Homework : Mg(24.3) ,Ca(40.1),Sr(87.6)
    Solution : b=a+c/2
    = 24.3+87.6/2
    =111.9/2
    55.95 is not equal to 40.1 (Ca)
    Therefore it is not a Dobereiner Traid

  • @omsuryawanshishorts6585
    @omsuryawanshishorts6585 2 года назад +1

    Nice teaching 🤗🤗

  • @rukhmajibadvane325
    @rukhmajibadvane325 2 года назад +1

    Very nice sir thank you🙏 sir

  • @rehanshaikheditz
    @rehanshaikheditz 3 года назад +7

    First i did'nt understand this but after ur teaching I understand everything thanks a lot

  • @premsanap6551
    @premsanap6551 3 года назад +8

    Que: Mg(24.3), Ca(40.1), sr(87.6)
    Ans: 55.95 (it is not dobereiner's triad)

  • @rameshwarhivarale205
    @rameshwarhivarale205 3 года назад +5

    ɴᴏᴛ ᴀ ᴅᴏʙᴇʀᴇɪɴᴇʀ'ꜱ ᴛʀᴀɪᴅꜱ👍

  • @yaminisonawane8116
    @yaminisonawane8116 2 года назад +1

    Very nice lecture

  • @riyaraut1419
    @riyaraut1419 Год назад +1

    Nice video sir thank you

  • @pathan9628
    @pathan9628 3 года назад +4

    👍👍👍👍👍

  • @VimalSharma-it8cp
    @VimalSharma-it8cp 3 года назад +6

    thank youn so much sir..mai school ke videos nahi dekti only your video.. thanks a lot

    • @ambarisir5260
      @ambarisir5260 3 года назад

      ruclips.net/video/iK-WFlFJuWs/видео.html

  • @shraddhadivate6283
    @shraddhadivate6283 3 года назад +18

    Sir, the homework answer is
    The given triad is not a Dobereiners triad
    Thank you sir.

  • @ramjatanvishawakarma629
    @ramjatanvishawakarma629 2 года назад +1

    Bhohot achcha laga 👍👍😃😀

  • @kimayaMandape-ju3dj
    @kimayaMandape-ju3dj Год назад +1

    Very well understanding sir😊

  • @devanshmaurya4778
    @devanshmaurya4778 2 года назад +4

    Your way of teaching science is better then the best classes of (Mumbai) vasai Believe me i am not lying.
    😇

  • @omdarade1560
    @omdarade1560 3 года назад +5

    Mg 24.3 Ca 40.1 Sr 87.6
    Is not a Dobereiner's Triad
    Thanks Sir
    🙏🙏

  • @sarikabachate5769
    @sarikabachate5769 3 года назад +8

    Sir answer is 55.95 (this is not a dobereiner triad) thanks sir

  • @techwitha.m.2829
    @techwitha.m.2829 Год назад +1

    very nice explatipon

  • @jalgon_E_sport
    @jalgon_E_sport Год назад +1

    Very beautiful sir shikavan ekdam Bhari aahe sir beautiful 💯💯💯💯💯💯💯💯💯💯💯💯💯💯💯💯💯💯💯💯

  • @husainpatanwala4847
    @husainpatanwala4847 3 года назад +6

    Sir 55.95 is the answer it is not a doberinear triad thank you sir I have understood this concept and now science is also my favorite subject it is all because of you thank you

  • @prathameshchavan1512
    @prathameshchavan1512 3 года назад +4

    Your learning conspect is too good

  • @sanjayjagtap9609
    @sanjayjagtap9609 3 года назад +8

    I like this lecturer too much it seems me so simple to do

  • @VilashTaram-hi3ty
    @VilashTaram-hi3ty Год назад +1

    Thank you sir for explain

  • @tejaspawar5567
    @tejaspawar5567 2 года назад +1

    Super lecture sir

  • @kiranshinde1601
    @kiranshinde1601 3 года назад +4

    Sir table ke niche
    Kuch sums thea who solve kar Karlea hai
    Teeno mai se koi bhi dobereiners traids nahi hai

  • @sohampednekar8852
    @sohampednekar8852 2 года назад +8

    55.95 it is not an doberenier triad. Sir you are the best teacher

  • @aabidsheikh6232
    @aabidsheikh6232 3 года назад +10

    Sir the answer is 55.95 it is not Dobereiner's triad Thank you so much sir I am clear Dobereiner's traid concept once again Thank you so much sir

  • @husnamomin6171
    @husnamomin6171 2 года назад +1

    Lay bhari sir ☺️☺️☺️☺️☺️

  • @snowgaming7611
    @snowgaming7611 2 года назад +2

    Answer is 55 •95 ( and it is not dobereiner triads amazing teaching ☺️

  • @manjotsingh7563
    @manjotsingh7563 3 года назад +9

    Mg(24.3), ca(40.1) sr(87.6)
    Answer: 55.95

  • @ritikakare8716
    @ritikakare8716 2 года назад +6

    Question Answer :
    Mg( 24.3), Ca( 40.1), Sr( 87.6) is not a Dobereiner's Triads .
    🙏🏻Thank you so much Sir For sending this Video .Nice Video and Good Explanation...🙏🏻

  • @mohitphule17
    @mohitphule17 3 года назад +10

    Amazing 🔥🔥🔥
    Mind blowing teaching ❣❣❣💟

  • @smitamalekar9543
    @smitamalekar9543 2 года назад +1

    Thanks sir jee aaise hee apana aashirvad hamare Sath rakhana ek na ek din jaruur hame apani manjil milegi

  • @saurabhtiwari7461
    @saurabhtiwari7461 2 года назад +1

    Thank you sir 🙏🙏🙏🙏

  • @mayanknag133
    @mayanknag133 3 года назад +7

    Sir i have a question that you have told that in exam the value of elements will be given but sir
    The table which we made to solve in that we have to learn all the column name Or it will be given in exam???
    Sir please reply my question🙋🙋🙋

    • @rashmimalkar7787
      @rashmimalkar7787 3 года назад

      In exam they don't give 3-5 example
      The question is only for one traid so we can solve it like sum and write the answer
      No need to draw coloums and all
      Just solve it you will get marks

  • @nandkumarmane8994
    @nandkumarmane8994 3 года назад +7

    Sir this example answer is 55.9 is not dobereiners triads and thanks a lot sir. Your videos are very amazing

    • @alishamujawar8613
      @alishamujawar8613 3 года назад +1

      55.95 hai na to aapka ans 55.9 kaise aaya reply me plzz 🙂☺️

  • @omkanse3648
    @omkanse3648 3 года назад +6

    Mg 24.3 ca 40.1 sr 87.6
    is not a Dobereiner's TRIAD
    thanks sir

  • @dipakhajare9251
    @dipakhajare9251 2 года назад +1

    Very nice sir

  • @NISHAD_227
    @NISHAD_227 2 года назад +1

    Ak ch number Sir