BARC 2020|Memory based questions solution|Answer Key|Chemistry|Questions PDF available

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  • เผยแพร่เมื่อ 11 ม.ค. 2025

ความคิดเห็น • 125

  • @siddheshshewade7063
    @siddheshshewade7063 4 ปีที่แล้ว +11

    Ma'am I got 55.67 in jam and it is because of you thank you so much ma'am for each and every concept that you taught me and I was able to solve organic questions easily of which I was always afraid of.

    • @JChemistry
      @JChemistry  4 ปีที่แล้ว +3

      Wow that's nice
      Congratulations 🎉😊

    • @siddheshshewade7063
      @siddheshshewade7063 4 ปีที่แล้ว +1

      @@JChemistry thank you ma'am

  • @pabitranaikvlog4726
    @pabitranaikvlog4726 4 ปีที่แล้ว +6

    Thank you for the solution mam. It helped me to figure out my strength and weakness and where I need to improve.

  • @pragatiswain6914
    @pragatiswain6914 4 ปีที่แล้ว +2

    12:25 option was PPh3, THF not strudinger reagent. So Option 4. H2/Pd... Will be the right answer.
    29:01 total no of nodal planes in 3pz=2 one radial+ one angular
    25:19 Option A
    42:52 thr r 3 CO bridge

  • @batsat11doesntbowl77
    @batsat11doesntbowl77 4 ปีที่แล้ว +16

    I couldn't appear the exam because of Corona effect.
    Who else is like that?

  • @anildapkekar9547
    @anildapkekar9547 4 ปีที่แล้ว +6

    Mam Rh4(Co)12 aise diya tha compound usme 3 bridging aur 9 terminal ligand hai ...

  • @anannyasahaw9990
    @anannyasahaw9990 4 ปีที่แล้ว

    Thank u Maam and u too take care.

  • @womancrystalinspire4666
    @womancrystalinspire4666 4 ปีที่แล้ว

    Mam ur awesome mam...How to tqs I don't know but I'm getting to much knowledge because of u mam ...I'm too happy

  • @anjusaini669
    @anjusaini669 4 ปีที่แล้ว

    Thank you..... thank you thank you..... thank you so much mam.....

  • @sameekshaagrawal7057
    @sameekshaagrawal7057 4 ปีที่แล้ว +3

    Thanku soo much ma'am ...I remember few more questions if anyone know the answer or remember more questions please comment below :
    1.Significant figures
    2.error
    3.Melting point *(TGA)
    4.isomers of Rubpy2cl2
    5.PQRS nuclear chemistry
    6.int. of whole root of 1- x^2
    7.Carnot engine work done
    8.incorrect statement about neutron
    9.main source of fission energy in nuclear reactions
    10.calculation of entropy *(193 was the answer I think)
    11.three questions 4 options no. Of incorrect ways to answer
    12.born Oppenheimer approximation
    13.SF4 structure
    14.cone n sphere volume
    15. Match the column (Wilkinson's catalyst inter halogen compound etc.)
    16.residual entropy *(Rlog2)
    17.acceptable wave fn
    18.xef4 xeof2 xeo2f2 oxidizing power
    19.co frequency order some amides were given
    20.no of lines for spin 5/2
    21.slope of y=3x^2-6 .. something like this

  • @mayasingh785
    @mayasingh785 4 ปีที่แล้ว +5

    Ma'am thoda plz TH-cam pe b dal do videos jinhone buy nahi kiya h n maaam plz plz plz test series provide karo aap k app pe may ya april month me jisne course nahi attend kiya atlst test de sake plz Ma'am

  • @Makeover_bysimran
    @Makeover_bysimran 4 ปีที่แล้ว +1

    mam tq sooooo🥰🥰🥰 much fr all ur efforts for us....ur so great mam...luv u😘😘😘😘😘😘😘......frm odisha

  • @vishalmishra6213
    @vishalmishra6213 4 ปีที่แล้ว +1

    Thanks you mam 🙏🏻🙏🏻

  • @sandipbhalerao5480
    @sandipbhalerao5480 4 ปีที่แล้ว

    Mam your great..... ! Salute for your efforts...!

  • @winklemohanty4580
    @winklemohanty4580 4 ปีที่แล้ว +2

    Mam electroneutraity principle Bala question mein (alf6)3- mein al is in +3 oxd state .. although f Pi donor hei Lekin highly electronegative bhi hai..plz explain mam ...what is electroneutraity principle and how to apply it on questions

  • @deepikamks
    @deepikamks 4 ปีที่แล้ว +1

    You too take care..#CORONA DIDI KA KEHER.❤

  • @balendusinghchemistryclass602
    @balendusinghchemistryclass602 4 ปีที่แล้ว +2

    Two questions are in confusion first one electroneutrality which should be Al(NH3)6 and second one is stability of carbocation ac to aromatic and anti aromatic. Clear this doubt

  • @rajdeeptyagi4256
    @rajdeeptyagi4256 4 ปีที่แล้ว +8

    Who did such a hard work when u know that Cavil Natured people are eagerly waiting for the shortcomings so that they can turn a mole into a hill...
    Today's video is very helpful and your work is appreciable.

    • @JChemistry
      @JChemistry  4 ปีที่แล้ว +1

      Thank you so much :)

    • @jampathinley5103
      @jampathinley5103 4 ปีที่แล้ว

      Thanks for the Video keep uploading

  • @Chemstar123
    @Chemstar123 4 ปีที่แล้ว

    Love u mam ur classes are soo good

  • @jamaladyan3487
    @jamaladyan3487 4 ปีที่แล้ว +1

    Mam apki video nhi a rhi plz upload some previous years solutions video plz

  • @krishnanjayaraman2963
    @krishnanjayaraman2963 4 ปีที่แล้ว +1

    You are great job

  • @abhishekkumaryadav7409
    @abhishekkumaryadav7409 4 ปีที่แล้ว +5

    Ma'am in electroneutrality ques ...Al(NH3)6 shi hoga na ??

    • @souravadak8992
      @souravadak8992 4 ปีที่แล้ว

      Yes. Huheey me hai yeh question

  • @rahulkesarwani8561
    @rahulkesarwani8561 4 ปีที่แล้ว +2

    Mam i have a dout on quesn no. 4 decreasing order of stability of
    mam i think a>c>b hona chaia because smaller size of ring is more plannar than larger size and option a and c both are aromatic but option a is 3 member while c is 7 memmber
    3 member ring posses more plannirty

    • @vibhorgamer5012
      @vibhorgamer5012 4 ปีที่แล้ว

      same doubt...plz explain mam

    • @pragatiswain6914
      @pragatiswain6914 4 ปีที่แล้ว

      6 membered aromatic character is prior to any other members. Outof plane system comes when 8 membered or more is considered

  • @shubhamgodiyal4706
    @shubhamgodiyal4706 4 ปีที่แล้ว

    Lim for [2Sinx - 2Sin(2x)]/(x-2sinx) when x tends to 0

  • @anuragmishra5316
    @anuragmishra5316 4 ปีที่แล้ว

    Thankyou mam..🙏😇

  • @pinkyshekhawet2586
    @pinkyshekhawet2586 4 ปีที่แล้ว

    Mam ak help krdo mujhe mean ionic activities coefficients valve DHL law solve krni bta do plz mujhe khi se b nhi pta LG rha m bio se hu

  • @rsprajapat5146
    @rsprajapat5146 3 ปีที่แล้ว

    Ma'am barc me chemistry based job ke liye bsc me physics and mathematics bhi hona chahiye kya...
    Bsc(Bio)walo ke liye koi chance...??
    Ya MSc (chem)
    Plzz reply

  • @noharpathak5707
    @noharpathak5707 4 ปีที่แล้ว +1

    Tq Mam

  • @avijitdas8897
    @avijitdas8897 4 ปีที่แล้ว

    Awesome vedio...thanks mam

  • @randomname4040
    @randomname4040 4 ปีที่แล้ว

    Thank you Madam ...

  • @earthblue4706
    @earthblue4706 4 ปีที่แล้ว +1

    Awesome ma'am

  • @creativevilla1586
    @creativevilla1586 4 ปีที่แล้ว

    Ma'am please explain it again.... stability of aromatic compound.... questions 4

  • @bidhankumbhakar7771
    @bidhankumbhakar7771 3 ปีที่แล้ว

    Ma'am in qstn no 8 , left part is resembles of pyrrole . So E+ addition should take place on 2nd position na , instead of 3position ???

    • @amorpropio2604
      @amorpropio2604 2 ปีที่แล้ว

      In q no 8 is double bond is at right position in product ?

  • @akashgutal6795
    @akashgutal6795 4 ปีที่แล้ว

    Mam ek question me Cp jo batana tha vo 'Heteronuclear' Diatomic molecule ke liye tha....

  • @sujaltripathi3830
    @sujaltripathi3830 4 ปีที่แล้ว

    Mam i m feeling too low mere jam me bilkul acche no no aaye hai ...mere paas kuch hi option bche hai jinme.se BHU hai ...mam plz help kr dijiye guide kr dijiye mjhe ....kuch pta ni hai ...aapko email kiya tha no response ....BHU ni nikla to bgot prblm ho jaega plz help mam plz

  • @creativevilla1586
    @creativevilla1586 4 ปีที่แล้ว

    Ma'am do you have any idea about the syllabus of ISRO SCIENTIFIC ASSISTANT. Can you provide the previous papers for the same exam

  • @vinovino7582
    @vinovino7582 4 ปีที่แล้ว

    In Q.21. If we rotate the x1 to 90degree it come under -Z axis only na like the y1 rotation.plz anwer this question

  • @vankudavathhanmanthu3509
    @vankudavathhanmanthu3509 4 ปีที่แล้ว

    Gd evening madam
    Me abhi thak Quantum chemistry nahi padraha
    Ab kabh se start karna me
    Bcs I am preparing for HCU and BHU
    pls reply madam

  • @vishalekal7286
    @vishalekal7286 4 ปีที่แล้ว

    Thank you Madam

  • @sandeepdahiya9485
    @sandeepdahiya9485 4 ปีที่แล้ว

    Q37 If Ir than no bridging if Rh than bridging I think

  • @vikashgiri2009
    @vikashgiri2009 4 ปีที่แล้ว

    Mam jam ke liye course start kab hoga

  • @Cmagoyat
    @Cmagoyat 4 ปีที่แล้ว +1

    Mam ....u tube pr jo aapki videos available h kitne ℅ net syllabus cover hota h unme ....plz btaye

  • @RiteshPaul9
    @RiteshPaul9 4 ปีที่แล้ว

    C me mesomeric kyo ni hogi mam..???

  • @sureshr4851
    @sureshr4851 4 ปีที่แล้ว

    Mam i think question 34 is option a please reply

  • @AkashDas-rl5vs
    @AkashDas-rl5vs 4 ปีที่แล้ว +1

    Thanks

  • @udit156
    @udit156 4 ปีที่แล้ว

    Mam carnot cycle question ka ans....1000 energy wali

  • @sowjanyakavadana8248
    @sowjanyakavadana8248 4 ปีที่แล้ว

    Mam now iam learning organic chemistry( iam a kid in this),mam please give me advice how to prepare and which books I have to read . please give me reply

  • @ashikkoppa283
    @ashikkoppa283 4 ปีที่แล้ว

    Sir /mam
    Can I get question paper of assam and Meghalaya chemical science question paper Dec 27,2019 plzz

  • @dr.amarpreetkourbhatia256
    @dr.amarpreetkourbhatia256 4 ปีที่แล้ว +4

    Hello mdm it is a request to you that please complete electrochemistry as soon as possible bcz mera cgpsc assistant professor ka exam hai may may so I want u to complete it as it will help me alot

  • @kalpanakolhe8671
    @kalpanakolhe8671 4 ปีที่แล้ว

    1 st que was what is residual entropy of 4bromo chlorobenzene.

  • @deepikamks
    @deepikamks 4 ปีที่แล้ว

    No. Of isomers were also asked for Ru(bpy)2Cl2...

  • @Abhishek-yf7vg
    @Abhishek-yf7vg ปีที่แล้ว

    H2o sigma donor hay na 🤔

  • @tanushreedas762
    @tanushreedas762 4 ปีที่แล้ว

    Residual entropy ki value Kya hoga?

  • @tejareddy3076
    @tejareddy3076 3 ปีที่แล้ว

    In the recent barc advertisement it is given that M.Sc by research degree is not eligible.
    Mam, I am currently integrated PhD student. If I exit in third year I will get MS degree in iisc. Am I eligible for barc exam?
    Please clarify this doubt.

  • @sakshiagarwal8729
    @sakshiagarwal8729 4 ปีที่แล้ว

    Hello mam
    Can u provide link for the previous year question paper of BARC

  • @Roshan_1045
    @Roshan_1045 4 ปีที่แล้ว

    on which topic Q.16 is based ?

  • @dilipratre928
    @dilipratre928 4 ปีที่แล้ว

    Hello Mam I'm
    Msc 4sem student......... Photo chemistry ka kuch or topic ka video's Dal sakti h

  • @prakashgosai7796
    @prakashgosai7796 4 ปีที่แล้ว +1

    Mam barc ka exam kb hota h

  • @kalpana111ify
    @kalpana111ify 4 ปีที่แล้ว

    Mam ye board kaun sa hai

  • @sandiproy8962
    @sandiproy8962 4 ปีที่แล้ว

    Mam apka gate ka rank kaisa aaya

  • @SeemaYadav-mt4ej
    @SeemaYadav-mt4ej 4 ปีที่แล้ว

    Please upload some more videos for net jrf here.

  • @kavitayogi9428
    @kavitayogi9428 4 ปีที่แล้ว

    Mam chemist exam ke liye video bnao pls can you help me

  • @mukarramali1305
    @mukarramali1305 3 ปีที่แล้ว

    Mam tell me how many questions in how much time

  • @nisharanachemistry7891
    @nisharanachemistry7891 4 ปีที่แล้ว +1

    Mam electro ki agli video dal do plz

  • @nisharanachemistry7891
    @nisharanachemistry7891 4 ปีที่แล้ว

    Nice video mam

  • @simranarora7813
    @simranarora7813 4 ปีที่แล้ว

    Mam cut off bhi predict kar do is exam ki

  • @sandeepdahiya9485
    @sandeepdahiya9485 4 ปีที่แล้ว

    Q 24 m given nhi tha for 9.65C ,I think

  • @ashikurrohman5728
    @ashikurrohman5728 4 ปีที่แล้ว

    Ma'am please tell us about Expected cut off , thank you

    • @JChemistry
      @JChemistry  4 ปีที่แล้ว +1

      Can't say
      Cut off depends on how other aspirants are performing.

    • @sameekshaagrawal7057
      @sameekshaagrawal7057 4 ปีที่แล้ว

      @@JChemistry don't u think this time paper was harder compared to the last one??

    • @ashikurrohman5728
      @ashikurrohman5728 4 ปีที่แล้ว +1

      @@chemistrywherethemistry thank you sir

  • @poojarao4807
    @poojarao4807 3 ปีที่แล้ว

    Mam is bar kitne cut off gye

  • @vankudavathhanmanthu3509
    @vankudavathhanmanthu3509 4 ปีที่แล้ว

    MSc entrance ki

  • @tumpabiswas8932
    @tumpabiswas8932 4 ปีที่แล้ว

    Mam plz provide the link where u upload many PDF of useful chemistry book. I save many books from there, but now I can't remember where is the link.

    • @JChemistry
      @JChemistry  4 ปีที่แล้ว

      drive.google.com/folderview?id=1FVY2nWBmNohhazw338xUgtEyQVRd1gUJ

  • @subhendunayak
    @subhendunayak 4 ปีที่แล้ว +1

    ✍️🙏👍

  • @prakashgosai7796
    @prakashgosai7796 4 ปีที่แล้ว

    Man vo most unstable complexes me right ans kya hoga
    [Al(H2O)6]
    [Al(NH3)6]

    • @Gops991
      @Gops991 4 ปีที่แล้ว +2

      I think Nh3 vala hona chaiye bcz of low electronegativity of nitrogen

    • @prakashgosai7796
      @prakashgosai7796 4 ปีที่แล้ว +1

      @@Gops991 yes I'm also thinking that NH3 is right

    • @simranarora7813
      @simranarora7813 4 ปีที่แล้ว

      I think CH3CN ligand wala hona chahiye kyuki uski electronegativity kam hai

    • @prakashgosai7796
      @prakashgosai7796 4 ปีที่แล้ว

      @@simranarora7813 CN is a negative ligend so CH3CN absolutely wrong h
      Dono me se ek ans right h

    • @Nitinrathod_001
      @Nitinrathod_001 3 ปีที่แล้ว

      @@prakashgosai7796 option A is correct Al(NH3)6

  • @blogswithkirtigarg7510
    @blogswithkirtigarg7510 4 ปีที่แล้ว

    Thank you mam... electro ki next video kb aayegi mam

  • @Jiteshprabhu23
    @Jiteshprabhu23 4 ปีที่แล้ว

    ❣️

  • @pratikshawaival8911
    @pratikshawaival8911 4 ปีที่แล้ว

    Di,apne que.no.4 me bataya ki C is more aromatic than A.but aise kyu? Even thought both are aromatic,is it also depends on ring size 🤔

    • @mobaraquehossain9078
      @mobaraquehossain9078 3 ปีที่แล้ว

      Madam apka parane ka tarika accha nahi hain , students ko screen shot leneke liye thoda time dijiye,aur thora slow and sysmetic way may parai ye ,app bahut jaldi likthe bhi hain aur bahut jaldi mita dete hain. Ap ka vedio se future main parne ke liye screen shot nahi le pati hu.

  • @chemicalsciencecsir536
    @chemicalsciencecsir536 4 ปีที่แล้ว

    Good

  • @sachinsr1194
    @sachinsr1194 4 ปีที่แล้ว

    English use madi

  • @nadirahassan6104
    @nadirahassan6104 4 ปีที่แล้ว

    Mam apka gate Ka result

  • @jyotidhande6001
    @jyotidhande6001 4 ปีที่แล้ว

    Mam plz previous years question papers link send Karo na plllllzzzz kise ko pata ho To plz send me

    • @JChemistry
      @JChemistry  4 ปีที่แล้ว +1

      BARC ke previous year questions Nahi milenge aapko kahin
      They don't release their question papers

    • @jyotidhande6001
      @jyotidhande6001 4 ปีที่แล้ว

      @@JChemistry mam Bark ke nahi chaheye csir Net ke chaheye plz give me

  • @somnathmajumder4059
    @somnathmajumder4059 4 ปีที่แล้ว +1

    In gate chemistry 2020 , I secured AIR 50, thank u mam . Can I get call in barc through gate ?

    • @JChemistry
      @JChemistry  4 ปีที่แล้ว

      Yes definitely
      They generally call top 60-65 rankers from GATE exam

    • @somnathmajumder4059
      @somnathmajumder4059 4 ปีที่แล้ว +1

      Thnx didi , happy Navratri , stay safe

    • @ms7820
      @ms7820 3 ปีที่แล้ว +1

      Brother where are u working now? Did u qualify the interview of BARC or ongc?

    • @somnathmajumder4059
      @somnathmajumder4059 3 ปีที่แล้ว +1

      @@ms7820 now I am working as Geoscientist in GSI

    • @somnathmajumder4059
      @somnathmajumder4059 3 ปีที่แล้ว

      Then give Facebook account details

  • @kishanhulariya6617
    @kishanhulariya6617 4 ปีที่แล้ว

    Thanks

  • @VinayKumar-ef5lt
    @VinayKumar-ef5lt 4 ปีที่แล้ว

    Thanks

  • @chemicalsciencecsir536
    @chemicalsciencecsir536 4 ปีที่แล้ว

    Thanks