Isomerism 12 || Optical Isomers 04 : Wedge Dash and Fischer Projections with R-S Configurations

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  • Опубліковано 18 гру 2024

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  • @PhysicsWallah
    @PhysicsWallah  6 років тому +596

    Live Classes, Video Lectures, Test Series, Lecturewise notes, topicwise DPP, dynamic Exercise and much more on Physicswallah App.
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    4)DPP: Daily Practice Problems with each class having 10 questions based on the class of JEE Mains/NEET level.
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    Class 11 chapter 12 | ISOMERiSM 01 | Introduction : Chain and Position Isomerism IIT JEE MAINS/NEET
    ua-cam.com/video/mq1L2plDTrU/v-deo.html
    Isomerism 02 || Structural Isomers : How to Find Total Structural Isomers D.B.E. IIT JEE MAINS/NEET
    ua-cam.com/video/_RsvQC69GqE/v-deo.html
    Isomerism 03 || Functional Isomerism , Metamerism , Ring Chain Isomerism IIT JEE MAINS / NEET ||
    ua-cam.com/video/9gti5tVKAwY/v-deo.html
    Isomerism 04 || Tautomerism 01 : |Condition to Show Tautomerism and Special Cases JEE MAINS / NEET
    ua-cam.com/video/MdBxRUu81W4/v-deo.html
    Isomerism 05 || Tautomerism 02 || Percentage of Enol Content N Stability of Enol JEE MAINS / NEET ||
    ua-cam.com/video/f97VxiXfjl8/v-deo.html
    Isomerism 06 | Stereoisomerism : Geometrical Isomers 01| Cis-Trans / E -Z / Syn-Anti JEE MAINS/NEET
    ua-cam.com/video/C7CMdH2w0wE/v-deo.html
    Isomerism 07 || Geometrical Isomers 02 : Cycloalkanes , Allenes , Spiro , Biphenyl JEE MAINS / NEET
    ua-cam.com/video/K9feZA-x0j4/v-deo.html
    Isomerism 08 || Geometrical Isomers 03 || Number of Geometrical Isomers JEE MAINS/ NEET
    ua-cam.com/video/Ukyrbpu99mk/v-deo.html
    Isomerism 09 || Opical Isomers 01 || Introduction : Chiral Centre and Enantiomers JEE MAINS / NEET
    ua-cam.com/video/ZiPzgGVJDvY/v-deo.html
    Isomerism 10 || Optical Isomers 02 || Plane of Symmetry and Centre of Symmetry JEE MAINS /NEET ||
    ua-cam.com/video/2Lad_FQ7K2w/v-deo.html
    Isomerism 11 || Optical Isomers 03 || Enantiomers , Diastereomers, Meso , Total Isomers JEE/NEET
    ua-cam.com/video/kfMToOXhpZk/v-deo.html
    Isomerism 12 || Optical Isomers 04 : Wedge Dash and Fischer Projections with R-S Configurations
    ua-cam.com/video/Mjgnb1DU3LE/v-deo.html

  • @AdityaSingh-ds8hc
    @AdityaSingh-ds8hc 4 роки тому +275

    52:52 it does becomes difficult guys
    What he is doing is not at all easy
    Sir you are great ❤❤

    • @souravjha8965
      @souravjha8965 3 роки тому +8

      hua kya bhai video mujhe samajh ni aya

    • @ayushmaurya2860
      @ayushmaurya2860 2 роки тому +1

      its too easy bro

    • @methoxy33
      @methoxy33 Місяць тому +3

      @@ayushmaurya2860 cracked huh jee neet and all?I I didn't see you in top 1000000 list only 😂

    • @Aloopetis
      @Aloopetis 19 днів тому +1

      @@methoxy33 baan gya cool

  • @sharankadakiya6390
    @sharankadakiya6390 4 роки тому +190

    Your jokes make us laugh from heart and gain interest in subject..You wont believe my mother watches your videos with me because she finds you very funny and like your way of teaching...
    Thank you sir..

  • @poras1513
    @poras1513 5 років тому +1107

    *In past years i always hated organic chemistry you are the teacher who made me love it*

    • @arjunahuja1823
      @arjunahuja1823 5 років тому +25

      Rishabhdev Shukla in which class did u study org chem bro?

    • @xyz-ip9hr
      @xyz-ip9hr 5 років тому +27

      @@arjunahuja1823organic chemistry tha kya past years me😂😂kuch bhi bhai

    • @arjunahuja1823
      @arjunahuja1823 5 років тому +11

      That is why I was making fun of this comment @zoro

    • @RajShekhar-jy2zi
      @RajShekhar-jy2zi 5 років тому +38

      Thoda dimag lagao tmlog bhi . Ho sakta hai drop year student ho

    • @harshucreationrisod3203
      @harshucreationrisod3203 4 роки тому +7

      @@RajShekhar-jy2zi ha bhai

  • @gunjansharma1021
    @gunjansharma1021 3 роки тому +402

    I am a chemistry hons student and I still watch his videos to understand the concept 😅😅 u r great pandey sir thank u so very much for helping out everytime

    • @shrutigupta7202
      @shrutigupta7202 3 роки тому +15

      Even I want to take chemistry honours . Is it mostly same as 11th and 12th class chemistry. Please tell me . I am confused??

    • @rahisha5732
      @rahisha5732 3 роки тому +6

      @@shrutigupta7202 us ldhki ko tag krke pucho aap sage @lgakr

    • @mousuminayak4703
      @mousuminayak4703 3 роки тому +5

      Oo no I'm also a bsc chemistry honns student ✌, I literally watch these types of videos only to feel the concepts and go through it for better understanding ✌...

    • @mousuminayak4703
      @mousuminayak4703 3 роки тому +8

      @@shrutigupta7202 ya it's likely same as 11th and 12th cls but here many new things are also introduced, organic chemistry is tough here beyond every reactions u have to learn beyond mechanism.. It's so. Important...

    • @kabitasamal7857
      @kabitasamal7857 2 роки тому +2

      I am a physics honours student😂🤣

  • @officialbhardwaj1385
    @officialbhardwaj1385 6 місяців тому +45

    Lakshay 1.0 ke hai or cip rule ko revise kar rhe hai best explanation 😊

  • @yakshimaulik6512
    @yakshimaulik6512 4 роки тому +2792

    Alakh Sir does not need any background music.. he himself produces his own sound effects. .. Turrrrr. . Kucccchukk ... kutuk kutuk kutuk 😂😂😂😂

  • @sravanthch2879
    @sravanthch2879 4 роки тому +369

    52:53 I can understand the pain of sir making this amazing content for us for free 😭😭 Thank you so muchh sir!!

    • @serenakhanra4327
      @serenakhanra4327 3 роки тому +1

      Exactly

    • @kashyapprajapati8490
      @kashyapprajapati8490 3 роки тому +11

      Yes..alakh sir is miracle person..

    • @PurEvil10
      @PurEvil10 2 роки тому +5

      What pain? I couldn't get u

    • @subiyaarmy6228
      @subiyaarmy6228 2 роки тому +39

      @@PurEvil10 He means that the struggle and management Sir is doing and going through so that we can perfectly understand is not easy + keeping that cheerful voice so that it is not boring or tough 🥺

    • @ctgiitb
      @ctgiitb Рік тому +7

      Aaj dekho sir ke jalwe hai poorey duniya mai❤

  • @chowdhurykabirulansar8743
    @chowdhurykabirulansar8743 3 роки тому +77

    This teacher have everything which a student need.....I am literally amazed by his teaching style .

  • @LegitGamer2345
    @LegitGamer2345 4 роки тому +74

    For those getting confused at 1:08:46 THAT NUMBERING SIR IS TALKING ABOUT IS IUPAC NUMBERING NOT R , S NUMBERING , I’m writing this comment because I was confused in this part for a good 10 minutes 😅

  • @avikpal2126
    @avikpal2126 3 роки тому +68

    Trurrr has a separate fan base🔥got helped a lot though.

  • @drasifashraf2963
    @drasifashraf2963 6 років тому +470

    Sir I have got 100%scholarship in a test and my credit goes to u instead of my coaching luv u sir

    • @sumitabatabyal9313
      @sumitabatabyal9313 5 років тому +28

      I support your comment. I can learn topics here completely.

    • @teqarine5752
      @teqarine5752 4 роки тому +18

      Which test bro?

    • @vedantwate4105
      @vedantwate4105 4 роки тому +3

      Shut up

    • @godofthunder6561
      @godofthunder6561 4 роки тому +28

      @@vedantwate4105 you're jealous of him or what? :) lol

    • @godofthunder6561
      @godofthunder6561 4 роки тому +23

      @@vedantwate4105 I agree with you... 🤗But he has achieved something and wants to show some gratitude, it's absolutely fine.
      Alright what are u studying in Kota, Eng or med coaching.

  • @prerna78665
    @prerna78665 2 роки тому +25

    It's 2022, he has a company worth of 8000 crores and this dedication and hardwork made him to have this. Legend of educational system!❤️

  • @bestar1045
    @bestar1045 5 років тому +131

    sir, u changed million students way of studies ❤❤❤
    thax a lot sir 💕💕 sir u deserved noble prize b;coz you help poor people
    those cant afford institute classes...
    apse study karke yhi sikha h ki bada doctor aur bada engineer banana impotant nhi h
    accha inssan bano....GOD , ALLAH BLESSED YOU🤗🤗🤗

    • @AbhinavYadav-wj6zb
      @AbhinavYadav-wj6zb 5 років тому

      ⛏⛏

    • @bestar1045
      @bestar1045 5 років тому

      @@AbhinavYadav-wj6zb what happen bro

    • @M.satyam
      @M.satyam 3 роки тому

      Institutes are mostly trash anyways 😅
      Telling form personal experience

    • @fatimagite6422
      @fatimagite6422 2 роки тому

      All the best to u 😇

  • @baijayantitripathy864
    @baijayantitripathy864 4 роки тому +47

    Please don't forget to like sir's video, kyunki woh khud nahin bolte like karne ko.

  • @cubezone.
    @cubezone. Рік тому +22

    After 2 years I came here to study RS nomenclature doing Pharmacy ☺️Old videos are gold sir

  • @toshiseth428
    @toshiseth428 5 років тому +55

    the man who made me love organic chemistry🙏

  • @nayeemhossain1522
    @nayeemhossain1522 2 роки тому +32

    I'm completing my BSc in chemistry in Bangladesh..
    I am watching your videos from the very first beginning of my BSc journey .. you're better than all the professors of ours... Really you're a inspiration for us. Love from Bangladesh ❤️🇧🇩

  • @aniketkumar4375
    @aniketkumar4375 5 років тому +2

    Ab tak ka sabse achhe se samjhaya h aapne sir... Hr tarah k questions se pura clear ho gya confusion...
    Best video for RS configuration

  • @siddheswarmondal7764
    @siddheswarmondal7764 2 роки тому +7

    " *Dudh ka karj chukana padega GAYY MATA KO BACHANA PADEGA* "
    A Great Massage 🔥🔥🤩🤩👏👏

  • @yash10
    @yash10 3 роки тому +61

    52:55 sir's retakes😂😂

  • @avneetsingh2315
    @avneetsingh2315 5 років тому +18

    Y kon log h jo dislike krte h 😢😢😢.... Bhai khud smjha skte ho itna acha ? ...sir Ko to salute h jnab ❤️

    • @aniltakrani4156
      @aniltakrani4156 4 роки тому +1

      Avneet Singh let it be the haters will not stop bcoz there coaching would not be working🤣🤣🤣

  • @Rohankumar-ju8ul
    @Rohankumar-ju8ul 5 років тому +66

    your dedication can be seen in 52:02

  • @manshigupta7605
    @manshigupta7605 Рік тому +11

    Khan sir and alakh sir both are mind-blowing

  • @soni...6831
    @soni...6831 3 роки тому +6

    I learn whole chemistry and physics only because of you sir i . U are the real god for me inspiration for me and real hero and ideal of my life . Thank u soooooo much sir .

  • @nikki50
    @nikki50 4 роки тому +34

    Thanks for making organic chemistry easy sir.. i used to hate organic but after taking ur lecture i loved it.... ❤️❤️🌺Thankyou so much... Stay blessed sir.... 🥰

  • @pankaj4742
    @pankaj4742 3 роки тому +33

    Sir your dedication can be seen at 55:40 🙏🙏👍
    I can't seen this type of dedication anywhere 🙏🙏🙏🙏🙏❤️❤️

  • @chhapriboymalhotra
    @chhapriboymalhotra 2 роки тому +3

    Maine apni life me bahut kuch miss kr diya aapke lecture dekhkr aisa lgta hai ab mere pass itna time hi nhi hai ki aapke lec pure dekh paau😭😭 agr main class 11th se online duniya me aapke pure lec dekhta to main bahut strong hota padhai me maine aapke kuch lec download liye the apne frnd se tb whi dekhe the 3 saal pehle, aur ye kha tha apne frnd se ki agr ye teacher hme offline pdha dein to life set ho jaaye, uss time pr aapka gravitation waala chapter chl rha tha, kux time baad thermodynamics dekha tha aapne kha tha ki physics aur chem ki thermo kaafi alg hai aap kuch time ka gap dekr inhe pdhe, but afsos ki main kbhi nhi wo pdh paaya😭😭

  • @sanerita18
    @sanerita18 Рік тому +1

    this lecture was literally a therapy for me, I struggled to solve R S configuration questions and finally got it. I could solve questions in seconds. Thank you so much

  • @medicalknowledgewithabhi2394
    @medicalknowledgewithabhi2394 Рік тому +5

    One of the best lecture i have Learnt On Stereo every concept is cleared

  • @ganteelatulasi
    @ganteelatulasi 5 років тому +10

    Iam from chittoor,Andhra pradesh...ur videos are so helpful to me and u are helping many ppl through ur videos tq

    • @alok-IIt_aspirant
      @alok-IIt_aspirant 8 місяців тому

      Bro,I have been there placed named Kalikiri....

  • @hk1577
    @hk1577 4 роки тому +8

    *Physics wallah is the heartbeat ❤️ of millions of students.*

  • @anshikatiwari923
    @anshikatiwari923 3 роки тому +31

    23:24 when he say sabhi janwaro ko bachana chahiye jese ki aap sab 😂😂😂😂 I laughed very hardly......🤣

  • @Tsukimi9
    @Tsukimi9 3 роки тому +1

    Akdin apke charno me gir jana hai sir.... Ap hamesha itni achhe se sabkuch samjha dete hai....inog ho ya organic.....thanks nhi bolenge sir❤️❤️

  • @sanjuguptasbg1742
    @sanjuguptasbg1742 3 роки тому +11

    It was really awesome lecture sir... all doubts from optical clarified...

  • @satyajitadhikari7381
    @satyajitadhikari7381 5 років тому +10

    V C~'R' configuration. V for vertical(lowest priority gr), c for clockwise. H A~'R'...

  • @priyankachoudhary9092
    @priyankachoudhary9092 4 роки тому +11

    Thanku sir because of u now I understand organic chemistry easily🙂🙂

  • @sparshkadian3043
    @sparshkadian3043 4 роки тому +16

    His lectures are at apex level

  • @NHKClasher
    @NHKClasher 3 роки тому +6

    52:23 the moment where i chilled out after so much concentration tuuurrrr tuuurrrr

  • @animeshsingh627
    @animeshsingh627 4 роки тому +6

    Finally 4 million subscribers very tough journey from 0 to 4 million subscribers sir you are the inspiration of millions of children / youth .
    Sir I had an dream to meet you . You are my inspiration . And I never got tired of watching your lectures.
    We love physicswallah
    #physicswallah

  • @daydreamer3898
    @daydreamer3898 4 роки тому +39

    Its been quite a while since I haven't heard the begining music. Love it 😊😊😊
    Btw great lecture. I almost gave up on organic chemistry but I am very lucky that I found this channel. This gives me ray of hope.

  • @veeresh8359
    @veeresh8359 4 роки тому +41

    Sir in previous lecture u said that wedge becomes dash and dash becomes wedge in
    mirror image but in the beginning u drawn wedge as wedge and dash as dash in mirror image, so which is correct sir, please reply sir

    • @akshitrathi9118
      @akshitrathi9118 2 роки тому +2

      wedge remains wedge

    • @gursheenks
      @gursheenks 2 роки тому +1

      same doubt :(

    • @nityapatel5372
      @nityapatel5372 2 роки тому +1

      In mirror images forward and backward position remains same so wedge will remain wedge in mirror

  • @abhishekmahajan8597
    @abhishekmahajan8597 3 роки тому +4

    Sir , why all teachers doesn't teach in easyway like you ?
    Love you sir

  • @ahmedabbass5403
    @ahmedabbass5403 Рік тому +2

    alak sir is super legend with his fascinating and unique style of teaching ,
    hats off to u sir ....

  • @varunverma4435
    @varunverma4435 3 роки тому +42

    5:20 sir, in mirror image br must be connected to dash and h to wedge

    • @UnknownPerson-hc9ob
      @UnknownPerson-hc9ob 3 роки тому +1

      sir waha galat padhaya hai na? ya phir main hi kuch miss kar rahi hu kya?

    • @akshitrathi9118
      @akshitrathi9118 2 роки тому

      what is joined to wedge will remain as such

    • @UnknownPerson-hc9ob
      @UnknownPerson-hc9ob 2 роки тому +2

      @@akshitrathi9118 ha? lekin 180 degree ghumane ke baad to wedge ka part dash main jayega and dash ka part wedge main...sir ne hi padhaya

    • @akshitrathi9118
      @akshitrathi9118 2 роки тому

      @@UnknownPerson-hc9ob haan unhone padhaya to tha but uske baad to unhone kabhi wo concept use nhi kiya and meri book me bhi wedge se jo joined hai wo same diya hai in mirror image

    • @amitapatel194
      @amitapatel194 2 роки тому

      @@UnknownPerson-hc9ob
      Ha wo image ke baad bromine andar jayega aur hydrogen bahar ayega

  • @SonuSir-chemfaculty
    @SonuSir-chemfaculty 3 роки тому +6

    Topics become easier because of your efforts sir.... Creative teaching sir...👌👌

  • @nanakram6185
    @nanakram6185 2 роки тому +10

    Basically I'm from Pakistan and most of the students whatches your lectures to improve their learnings.. thanks to you for your efforts.. which are very helpful in understanding..

  • @Drsaab1223
    @Drsaab1223 2 роки тому +3

    Sir aap itna acha pdhate hai ki koi bhi topic yaha aye bina adhura lgta ha 🥲🥰

  • @hiraushan
    @hiraushan Рік тому +2

    1:19:30 A and D are super imposable mirror image of each other
    Check by rotating 180°
    Learn from previous videos

  • @pritamroy4704
    @pritamroy4704 3 роки тому +2

    Ye kon se log hai yaar jisne lecture ko dislike kiye😔😤......just crystal clear ❤️❤️

  • @mdtauseefakhtar6316
    @mdtauseefakhtar6316 5 років тому +101

    Hi If you are in class XI PLEASE do not leave at least this topic i.e. Wedge Dash and Fischer Projections with R-S Configurations.
    It is very important and much more confusing than any topic of ISOMEROSM.
    THankS.

  • @chhayakatyayn7533
    @chhayakatyayn7533 4 роки тому +3

    I m a teacher but I appreciate your way of teaching sir , plz keep it

  • @ramup8660
    @ramup8660 3 роки тому +6

    Organic chemistry and physics becomes interesting only bcoz of u sir thank you very much sir

  • @h_mentertainment7132
    @h_mentertainment7132 4 роки тому +2

    Bht bht bht acha prhaya sir...i literally cannot explain k mn ab kaisa feel kr ri.... I was totally blank and confused about these structures.... Bht bht bht shukriya apka... Itni mehnat kr k ap ny hamry liye yh lectures upload kiye....Dil sy duain hn ap k liye.... Mny or jga sy bi lectures liye but mn wahan kafi confused thi lkn jb yh lecture suna to i am feeling too mch better now....Alot of prayers for you. Again a very big thanku...... 😊

    • @h_mentertainment7132
      @h_mentertainment7132 4 роки тому

      At 49.13.... I wad literally shocked... Mjhy blkl aise feel hwa k ap ko pta chl gya h k waqiye yh point clear nh hwa....and mjjhy wo waqiye smjh nh aya tha... And you explained it again... Hats off you sir.....

  • @singraihansda1367
    @singraihansda1367 4 роки тому +2

    Sir aapke padhai se hum fail to door ki baat hm advance ke sapne dikhne laage hain🤩🤩🤩

  • @divyamadasu148
    @divyamadasu148 6 років тому +18

    sir u r great no one can explain like u
    u r god to all students really thanks a lot sir

  • @gursheenks
    @gursheenks 2 роки тому +5

    Thank you so much sir!!!! I had sooo many doubts in the topic.....you cleared each and every one of them! You are such an angel! 🤩🤩

  • @deepakgarg8865
    @deepakgarg8865 4 роки тому +9

    You are great sir not only in physics you are also rocking in chemistry,😊sir aab bss maths aur hai usmein bhi paar rekh lo 😘

  • @priyanshurana.4303
    @priyanshurana.4303 4 роки тому +2

    Sir aap mja dila dete ho suru m hi hsa k fir padhai m mn lgne lgta h thanku sir 😙😙😙❤❤❤❤❤❤❤❤❤❤❤❤❤❤

  • @dipakrudrapal1449
    @dipakrudrapal1449 Рік тому +3

    Alakh sir is the best teacher of chemistry even though he is a physics teacher ❤❤

  • @ROHANSINGH-xq8mp
    @ROHANSINGH-xq8mp 6 років тому +178

    SIR, sawhorse projection and newman projection ka bhi video bana dijiye and uska conversion
    Please !!!

  • @anjalinikam7146
    @anjalinikam7146 3 роки тому +5

    Love you Sir .
    You are the reason that I can study today 💜❤💜

  • @lakshyarajsinghrao658
    @lakshyarajsinghrao658 3 роки тому +3

    Thanks sir, your video has cleared my all doubt.
    Very very thanks sir.

  • @h_mentertainment7132
    @h_mentertainment7132 4 роки тому

    Mny kbi bi ksi ki post ya video py itna bra kch Comment nhi kiya... This is tha first time ever... Kiun k mn bht satisfied feel kr ri hun....yh lecture sun'NY K bad k kch to paper ka prepare hwa

  • @जयश्रीरामजयश्रीहनुमान-झ1य

    1:14:01 par sir A and D are identical there is poc in plane of cho and cooh otherwise if we rotate mirror image by 180* we are seeing that that is superimposable please comment 🙏🙏🙏🙏

    • @anujdangi5864
      @anujdangi5864 4 роки тому +2

      Bhai kaha se identical lag rahe hai tko A and D?

    • @mihirsingh8047
      @mihirsingh8047 3 роки тому

      Sahi hai..identical hi hain..

    • @indranipal9608
      @indranipal9608 3 роки тому

      @@anujdangi5864 yes identical hai mein bhi dekh raha tha

    • @sanchitsingh2488
      @sanchitsingh2488 3 роки тому

      @@indranipal9608 haa bhai identical hi hai

    • @PriyaSingh-ul3qb
      @PriyaSingh-ul3qb 2 роки тому

      180 par rotate karne par bhi non superimposable aa rha h... Or counting b cooh se karenge iupac k rule se to... Dono trf se same counting nh hoga

  • @dhruvchauhan4370
    @dhruvchauhan4370 5 років тому +122

    Sir Newman and sawhorse projection dalna tha ,wedge-dash and fisher ke badle .

  • @ItsUtkarshhh
    @ItsUtkarshhh 3 роки тому +4

    Alakh sir's bloopers are best in the world!😍😂

  • @bigbraineducation
    @bigbraineducation 4 роки тому +3

    बहुत आयी गयी यादे मगर इस बार तुम्हीं आना इरादे फिर से जाने के नहीं लाना तुम्हीं आना 😍😍😍😘😘

  • @kartikverma371
    @kartikverma371 3 роки тому +2

    23:29 mje le rhe h sir ji hmare
    Aaj pure form me h sir🔥🔥🔥

  • @samarthk.s9765
    @samarthk.s9765 4 роки тому +11

    Sir your teaching in physics and chemistry is amazing and everyone knows that you are the best teacher because in coaching they wont teach with so much patience ....Try for IITJEE maths also sir...You will surely succeed in that too

  • @techtalkk9368
    @techtalkk9368 5 років тому +8

    Hello sir,sir In this topic you have left some sub-topics like1_Newman's projection_2_Saw horse projection.Pls cover it through another video we will be very thankful if its done.

  • @dhanush9978
    @dhanush9978 3 роки тому +25

    56:21 Someone imagined sir said lactic acid and took tartaric acid😁😁

  • @IIT_AIR-1
    @IIT_AIR-1 Рік тому +2

    52:49 sir 🥺. I luv you sir 💓🫶🏻aap mere liye bhagwan hon🫶🏻❣️

  • @sohamparmar4976
    @sohamparmar4976 3 роки тому +10

    Here before 8 days of my KVPY exam to clear the topic.

  • @shubhamjangle5147
    @shubhamjangle5147 4 роки тому +4

    This lecture was best of all best.
    Thanks a lot sir.
    Make like this lecture's for us, thank u.🙏🙏🔥🙏🙏

  • @shahidhusain6455
    @shahidhusain6455 5 років тому +113

    5:19 wo dash wedge hoga ...apne previous clss me btya tha

  • @rahila.qazi8883
    @rahila.qazi8883 4 роки тому +3

    World's bestest teacher 😍💕

  • @asitis0777
    @asitis0777 4 роки тому +14

    4M completed 😍🥳🥳🥳
    Congratulations sir 🎉🎉👏

  • @nishantgupta6135
    @nishantgupta6135 Рік тому +1

    love you sirji. mast samjh aaya reactus aur sinister configuration😀😃😄😁

  • @milondekcimio2417
    @milondekcimio2417 Рік тому +2

    Thank you sir for amazing musical teaching😊😊.

  • @inzamamulhaq3837
    @inzamamulhaq3837 Рік тому +3

    Thaaanks aa lott sir❤ the way of teaching is awesome 👍

  • @TanviSingh-hb7ow
    @TanviSingh-hb7ow 10 місяців тому +4

    Most of the students in comment section must be in college by now. Btw iam grateful to alakh sir💗

  • @unnatisharma2351
    @unnatisharma2351 5 років тому +5

    Sir you are very motivational teacher... I leave my all tution.

  • @therightguidance3789
    @therightguidance3789 4 роки тому +1

    Gr8 sir , no words 👌👌... See 53: 02

  • @dhannukumar2504
    @dhannukumar2504 4 роки тому +2

    Sir you are great teacher
    Sir ma physics sa lakar chemistry tak sabhi sa 11,12th padha hu magar apka jasa koi vi nahi padhata ha.

  • @anilpatelkapdewale8151
    @anilpatelkapdewale8151 6 років тому +341

    hi sir main aapke video dekh ke coaching chhod di i amyour big fan
    hit like wholoves alakh pandey sir ........

    • @pwiansnews
      @pwiansnews 6 років тому +22

      Ghar se acchi pdhaii ho jaati hai aapki

    • @adityasahaniofficial854
      @adityasahaniofficial854 6 років тому +9

      Maine bhe

    • @anilpatelkapdewale8151
      @anilpatelkapdewale8151 6 років тому +15

      @@pwiansnews bhai sir ka video dekh ke question fansate hi nahee

    • @pwiansnews
      @pwiansnews 6 років тому +16

      Mai bhi bhut dino se coaching chhodne ki soch rha tha , achha nhi padhate yar coaching me faltu me time pass hota hai😔

    • @pwiansnews
      @pwiansnews 6 років тому +13

      UA-cam pe dhero teachers hai . Mujhe lagta hai kuch teachers to youtube se hi padhte hai phir baccho ko padhate hai

  • @dineshsingh8848
    @dineshsingh8848 6 років тому +162

    My best chainal alkh pandey thanks

  • @_divyesh_2644
    @_divyesh_2644 5 років тому +90

    52:50 *Behind the scenes* 😂

  • @VITALArtist786
    @VITALArtist786 2 роки тому +2

    Sir now I love organic chemistry very much just becoz of u thank u sir

  • @creativepro9074
    @creativepro9074 3 роки тому +1

    Aap jesha sir ko kabi mil nhi payenge....bss ak heart dedoh🙂

  • @imprash_45
    @imprash_45 4 роки тому +7

    Sir, aaj ka lecture pata nahi kyun sabse complex laga. But I m trying to learn. Itne close aakr ye chap complete karna hi hai.

  • @bandubhattarai1829
    @bandubhattarai1829 2 роки тому +3

    Huge respect for this man 🙏🙏🙏

  • @SS-wt8fp
    @SS-wt8fp 3 роки тому +183

    Who all are watching this in January 2021? 😂😂

  • @Manojkumarbhati
    @Manojkumarbhati 5 місяців тому +2

    Sir you make isomerism so smooth and easy thank you sir for your efforts and ❤❤❤❤❤ u sir
    From lakshaya.1.0 🎉🎉🎉❤❤❤

  • @garimarathore6097
    @garimarathore6097 4 роки тому +2

    The way u teach is just osm sir😙

  • @ammarakhalid1662
    @ammarakhalid1662 3 роки тому +3

    😁... Really sir you are amazing man..... Your videos always help me when I'm helpless

  • @rehenakhatun5980
    @rehenakhatun5980 2 роки тому +4

    32:27 see again to solve my doubt

  • @vaibhavsamadhiya1921
    @vaibhavsamadhiya1921 3 роки тому +5

    The thing which I like most is that "tuuuurrrrr" 😂😂 really it was amazing ..

    • @yakshofficial6062
      @yakshofficial6062 3 роки тому

      I think u listened it for the 1st time🧐.... he often makes such sounds🙄🤣😂😂🤣😂😅😅

  • @factsmania8695
    @factsmania8695 3 роки тому +1

    Great man.....lots of love and respect😉😉😉😉😉😁😁😁😁😘😘😘😘😘😘❤️❤️❤️❤️❤️❤️🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻🙏🏻

  • @shraddhaverma6516
    @shraddhaverma6516 4 місяці тому

    Really hardworking and very efficient teacher.Thanks a lot sir.🙏