Double Bond Equivalent DBE calculations & structure determination organic spectroscopy (Part-5)

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  • Опубліковано 18 гру 2024

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  • @As-ds4cw
    @As-ds4cw 5 років тому +32

    What a lecture mam outstanding the best lecture of spectroscopy in UA-cam

  • @sumantagiri5288
    @sumantagiri5288 3 роки тому +3

    The way u teach in every single video...nobody can do this for free....you r superb mam...

  • @lokeshsoni2244
    @lokeshsoni2244 5 років тому +5

    Best explanation of.. DBE...
    जय हो... Jyoti di... Ki

  • @spokenenglishbyrachnamaam3216
    @spokenenglishbyrachnamaam3216 4 роки тому +1

    Thankyou so much mam..jis trah se aap krwa rahe h ..Aisa kahi or se nhi ho paya h ..Maine coaching chd k ab apke channel se pdhna start kr diya h .....your way of teaching is amazing..am making nots also..thanq so much mam.ache se smjh aa Raha h ...

  • @sapnakhanal1744
    @sapnakhanal1744 5 років тому +8

    excellent effort mam positive vibes for net i hope u guide us more .........

  • @Arvindkumar-ho5eb
    @Arvindkumar-ho5eb 10 місяців тому

    Pehli baar smj aaya completely
    Thanks from Himachal 🎉

  • @kanikasharma7840
    @kanikasharma7840 5 років тому +5

    Superb way of teaching ....n mainly selection of questions to clear all concepts ...Amazing

  • @Advocate_keshav_maurya
    @Advocate_keshav_maurya 5 років тому +17

    Mam aap padati hi itna aachha ki samjh me na aay aisa to ho hi nhi sakta

  • @kpeasystudieskrunalpanchal2803
    @kpeasystudieskrunalpanchal2803 4 роки тому +1

    Mam most difficult topic for me that u r easy teach us mam thanx .......now I m confident about to solve soectro questions.....thx for this......I hv ready subscribed it...

  • @subhankarsardar8781
    @subhankarsardar8781 2 роки тому

    Your Sound Of Voice Is Just Unprecedented Awesome Ma'am
    ❤️ You Ma'am

  • @AnkushKumar-vu8db
    @AnkushKumar-vu8db 2 роки тому +1

    Kya bat hai teacher 👌

  • @judithray8394
    @judithray8394 5 років тому +1

    I am very grateful for your teaching ma'am.. . And also you spend so much time for us.. .thank you..

  • @pritykarmakar4937
    @pritykarmakar4937 2 роки тому +1

    Thank you so so so much mam, your teaching is just amazing, I clearly understand all about it, thank you so so so much mam 🙏🙏🙏🙏🙏

  • @vinayaknaik1077
    @vinayaknaik1077 4 роки тому +1

    Koyi tutorials ka jarurat nai ma'am..jab Aap padati ho itne ache se thank you

  • @bablinanda901
    @bablinanda901 5 років тому +1

    Aapki vedio dekh Kar bahut motivation milti hai mam, thank you

  • @rahulsain8170
    @rahulsain8170 4 роки тому

    Mam ur amazing muje apne hod ka kabhi samj nhi aaya but aapne it's amazing mam ur my fav mam 💕💕 love you mam

  • @rajneeshsingh689
    @rajneeshsingh689 5 років тому +3

    easy to understand now it has stucked in my mind

  • @tarunpatel5610
    @tarunpatel5610 5 років тому +2

    Outstanding presentation skills mam......... Unfortunately college lecture is like you......

  • @kanchansharma2131
    @kanchansharma2131 5 років тому +2

    Excellent explanation...thanks for putting so much efforts dear

  • @mayurikulkarni9231
    @mayurikulkarni9231 3 роки тому

    Now i am getting confidence for csir net when i started to learn from you..GBU⚘

  • @ritikbhagat2023
    @ritikbhagat2023 5 років тому +1

    Bht hi accha explain Kiya mam aapne

  • @manishaizardar2702
    @manishaizardar2702 5 років тому +1

    Thanx a lot mam specially u select que nd solve properly really we motivated

  • @gopikasivakumar9666
    @gopikasivakumar9666 2 роки тому

    Thankyou so much mam. It was very useful to me.❤❤❤❤

  • @rajashreeprajapati2277
    @rajashreeprajapati2277 4 роки тому

    Great efforts mam......topic well understood

  • @SomnathSomu9623
    @SomnathSomu9623 3 роки тому

    Samjha araha hain ma'm thank so much 👍

  • @aartikhanzode8014
    @aartikhanzode8014 4 роки тому +1

    Thankuuuu sooo much mam it's too useful

  • @zackkinghtgi4161
    @zackkinghtgi4161 4 роки тому

    Incredible teaching skills thxx

  • @suchismitarath3056
    @suchismitarath3056 4 роки тому

    Thank u very much madm.i was very worried for nmr..now its okay.😊😊😊

  • @anweshadey9362
    @anweshadey9362 3 роки тому

    Most lucid explanation 😍

  • @chemistrywithtetraa9986
    @chemistrywithtetraa9986 5 років тому +1

    U r great maim nice video.thank U.

  • @moumiroy9810
    @moumiroy9810 4 роки тому

    Thnk you so much mam.. You are extremely good..

  • @sandeepsammy9480
    @sandeepsammy9480 4 роки тому +4

    Mam for C4H6 .. triple bond will also possible right ?
    For DBE -2 . One triple bond is also possible right .

  • @pujajha1165
    @pujajha1165 5 років тому +5

    You made this topic easier to me.. please make a video on transition state theory as well

  • @pratiksonawane6541
    @pratiksonawane6541 4 роки тому

    Phir se gayb krneka kam krte hai ,,😝😝 very nise mam

  • @RahulKumar-yn9se
    @RahulKumar-yn9se 2 роки тому +3

    Why we took 13 we could take 12?

  • @uniqueguidelife6169
    @uniqueguidelife6169 5 років тому

    Beautiful and outstanding class
    Just speechless

  • @sivakumararavapalli6524
    @sivakumararavapalli6524 5 років тому +1

    very good explanation mam.

  • @manishapandey3841
    @manishapandey3841 3 роки тому

    Excellent explaination ...thnx a lot ma'am👍

  • @MuhammadRizwan-on1my
    @MuhammadRizwan-on1my 4 роки тому +1

    Good effort madam,

  • @triptiranitalukdar4796
    @triptiranitalukdar4796 5 років тому

    This was very much helpful..thank you so much.

  • @bablidevi1049
    @bablidevi1049 5 років тому +1

    Nice mam great work

  • @zeerakrasheed9162
    @zeerakrasheed9162 3 роки тому

    Excellent grip mam❤️

  • @roysayanti19
    @roysayanti19 5 років тому +1

    Great job ma'am.

  • @AshutoshSingh-kz2qw
    @AshutoshSingh-kz2qw 5 років тому +5

    Ma'am, C4H6 ke structures me allene bhi toh possible h?

    • @rminhas556
      @rminhas556 3 роки тому

      Jyada dimag ni lgana h

  • @dr.vinaygupta001
    @dr.vinaygupta001 3 роки тому +1

    Dear maam, your teaching and especially problem solving are excellent.... kindly help me solving a problem provided with following information-
    molecular weight- 286.24
    UV - 253.2 and 348.1
    IR - 3404, 3325, 3290, 3159, 1664, 1610
    1H-NMR - 1H-d (6.18), 1H-d (6.37), 1H-s (6.62), 1H-d (6.82), 1H-d (7.42), 1H-s (9.41) and 1H-s (11.79)
    13 C-NMR showed presence of 15 carbons with delta ppm (chemical shift ) at- 94, 99, 103, 104, 114, 115, 119, 130, 144, 148, 155, 156, 162, 164, 181

  • @shilpareddy1637
    @shilpareddy1637 Рік тому

    In which type questions we need to use dbe formula madam

  • @dikshachoudhary924
    @dikshachoudhary924 5 років тому +2

    Best lecture mam

  • @anumtahir2400
    @anumtahir2400 3 роки тому

    Easy to understand..

  • @varsharohilla960
    @varsharohilla960 5 років тому +1

    Nice video

  • @sumittahlan2441
    @sumittahlan2441 3 роки тому

    Awesome mam 🥰🥰🥰

  • @KanchanYadav-dv1bx
    @KanchanYadav-dv1bx 5 років тому +1

    You are awesome❤❤

  • @neetalonkar5175
    @neetalonkar5175 2 роки тому +1

    S we got it.

  • @shamasaifi931
    @shamasaifi931 5 років тому

    mam isme jo aapne ring bnaii he jisme 10 btay he us me 10 carbon na hokr 11 carbon he or isme 3 ring na hokr 4 ring he
    or aapkii abhi vdo ak dm best he
    ad tkq you mam

  • @dikshasharma9555
    @dikshasharma9555 2 роки тому

    NYC lecture mam

  • @creativemind7976
    @creativemind7976 5 років тому +1

    Wonderful...

  • @manjaykumarverma7763
    @manjaykumarverma7763 2 роки тому

    Please show 4 video in nmr spectroscopy ...

  • @Deepakkumar-kg5vb
    @Deepakkumar-kg5vb 5 років тому +1

    Awesome explain mam

  • @varshakenjale9485
    @varshakenjale9485 5 років тому +1

    its osome....mam

  • @kondalmadisetti4377
    @kondalmadisetti4377 4 роки тому +2

    Why divided with 13. When asking mol.wt

  • @asokede2013
    @asokede2013 4 роки тому

    Mam is it for jam

  • @vikrantchoudharygurjar8680
    @vikrantchoudharygurjar8680 2 роки тому +1

    ❤❤❤

  • @RehanKhan-wf1zu
    @RehanKhan-wf1zu 2 роки тому +1

    Aoa..i am from pakistan & doing my MS in Chemistry. Ur lecture is very helpfull even in MS level. jazakillah😇Allah bless u ever.

  • @hajirabanoo4812
    @hajirabanoo4812 2 роки тому

    Thanku sososooooo much mam 😍

  • @logicalpublic
    @logicalpublic 3 роки тому +1

    Didi in last question, why we doesn't consider "N" as per previous question.

  • @AlimamAnsari-gk2io
    @AlimamAnsari-gk2io Місяць тому

    Thank you ❤

  • @jyotiranjan9895
    @jyotiranjan9895 Рік тому +2

    Mam aap BADMAS rule follow nahi kar rahe hai 😕... wrong calculation

  • @prayaggajera4937
    @prayaggajera4937 5 років тому +1

    Yeeehhhhhhh smaj me aaya heeee

  • @mohit4335
    @mohit4335 5 років тому +2

    Mam aapne carrear endeavor se coaching ki hai kya... Aapke notes same hi hai?

  • @yashbhardwajwarrior5094
    @yashbhardwajwarrior5094 3 роки тому

    *Mam, please tell me that how to use this (gem 💎) channel for jee advanced???????*

  • @Shivanigupta-jx6wt
    @Shivanigupta-jx6wt 2 роки тому

    mam isse phele ke video nahi show kar raye hai

  • @rajkumarchhabbarwal3011
    @rajkumarchhabbarwal3011 5 років тому +1

    Very nice

  • @Jaishreeradhekrishna1234
    @Jaishreeradhekrishna1234 4 роки тому

    Mam,if M.W is even,then no. of 'N' is present even no.,but in case of 'O' is even/odd ??

  • @Et-unlimited
    @Et-unlimited Рік тому

    Mam ir,uv,pmr,nmr combination problem series lona...

  • @karinakhan2605
    @karinakhan2605 5 років тому +1

    Thankew mam....

  • @dushyantchauhan8008
    @dushyantchauhan8008 2 роки тому

    Mam why the nmr part1, 2,3,4 is not there.?

  • @alishasethi1168
    @alishasethi1168 5 років тому

    15:39 pe main multiple hai to kaise pta lga ki koi substitution nhi hai and mam yeh jam ke liye relevant hai na?

  • @sanyasanya7465
    @sanyasanya7465 2 роки тому

    Pyridine ka DBE 1 nhi arha Kia ? Num of carbon say minus krna hy na ? 5-4 1 hoga phir ?

  • @nikitasharma3869
    @nikitasharma3869 2 роки тому

    Thank you mam g

  • @RAHULSHARMA-by3ol
    @RAHULSHARMA-by3ol 2 роки тому

    Ma'am NMR ki 1,2,3,4, video delete show ho rhi hai.kya aapne video delete kr di

  • @Abc__27
    @Abc__27 5 років тому +3

    Mam in 120 m.wt vale example me mo.wt ko 13 se kyu divide kiya???

  • @chaudharyjigar3350
    @chaudharyjigar3350 4 роки тому +1

    Mam 13 se kyu divide karna hai ?

  • @nehalkhan646
    @nehalkhan646 5 років тому

    you can also count IHD to predict the structure

  • @HTfamilyvlog786
    @HTfamilyvlog786 Рік тому

    Mam plz possible questions b solve krwyn plzzzzz

  • @Yuvanesh77
    @Yuvanesh77 4 роки тому

    Mam Please explain in English..it will be useful to all.. Otherwise you are great..🙂

  • @subhendunayak
    @subhendunayak 3 роки тому

    Thanks Ma'am

  • @mindfullness7607
    @mindfullness7607 4 роки тому

    Mam jam ke lie kha tk vdo dekhe

  • @divyam3497
    @divyam3497 5 років тому

    From which nbr we hv to divide if it is odd nbr

  • @saminachh6472
    @saminachh6472 4 роки тому

    Outstanding

  • @ashikurrohman5728
    @ashikurrohman5728 4 роки тому

    Thank you ma'am ......

  • @shireensaleem6266
    @shireensaleem6266 5 років тому

    Mol. Wt m 13 s hi divide q krte h plz tell me maam

    • @JChemistry
      @JChemistry  5 років тому +1

      when we are deriving a molecular formula , we are getting it in form of C and H only ...i.e. We're getting a hydrocarbon ....so mass of C = 12 and that of H = 1...so total mass = 13.....that's why we're dividing by 13

  • @mahimasahu9800
    @mahimasahu9800 5 років тому

    I also want you to teach like you.😘

  • @knowledgetake2386
    @knowledgetake2386 5 років тому +1

    Mam Mai msc chemistry se hu first year
    Kya Mai AAP ke video se study kr skta hu please

  • @alishasethi1168
    @alishasethi1168 5 років тому

    Mam c4h6 main but-2yne bhi krega satisfy

  • @daminithakur4253
    @daminithakur4253 2 роки тому

    apki specialisation kon si h?

  • @Kartheek7727
    @Kartheek7727 3 роки тому

    Is Double bond Equivalence rule is always Correct for every molecule....?
    DBE = C+1+N/2-H/2
    I got stuck at C3H7NO formula.... Butanamide..... help me in this....?

  • @All_rounder19875
    @All_rounder19875 3 роки тому

    Ma'am,ek question, state lecturer (ODISHA) ke competitive exams ka bhi yahi syllabus hoga na...Ya isse Kam ya isse zyada..
    Pls reply sure.. Thanks

  • @sanjoybanerjee3859
    @sanjoybanerjee3859 Рік тому

    Mam,13 kaha se aagia?

  • @patatrisarkar
    @patatrisarkar 4 роки тому

    Thank u maam❤️❤️

  • @TheSuccessSeeds
    @TheSuccessSeeds 5 років тому

    The compound that exhibits following spectral
    data is
    'H NMR: 8.0 (d, J = 12.3 Hz, 1H), 7.7 (d, J=8.0 Hz, 2H), 6.8 (d, J = 8.0 Hz, 2H), 5.8 (d, J=12.3 Hz, 1H), 3.8 (s, 3H), 3.0 (s, 6H) ppm.
    Please solve this mam

  • @chemistrystudypoint9190
    @chemistrystudypoint9190 5 років тому +1

    Thanks di