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Solved papers for NEET Chemistry 18_NEET_PYQ-GOC_QF

done 18_NEET_PYQ-GOC_QF Total Questions - 13

  • question_answer1) Which one of the following orders is correct regarding the  effect of the substituents?  [AIPMT 1998]

    A)

    B)

    C)

    D)

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  • question_answer2) Polarization of electrons in acrolein may be written as:                                [AIPMT 2000]

    A)

    B)

    C)

    D)

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  • question_answer3) Which amongst the following is the most stable carbocation?                   [AIPMT (S) 2005]

    A)

    B)

    C)

    D)

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  • question_answer4) 
    For the following:               [AIPMT (S) 2007]
    (i)
    (ii)
    (iii)
    the increasing order of nucleophilicity would be :

    A)

    B)

    C)

    D)

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  • question_answer5) 
    The stability of carbanions in the following                                      [AIPMT (S) 2008]
    (1)
    (2)
    (3)
    (4)
    is in the order of

    A)
    (1)>(2)>(3)>(4)

    B)
    (2)>(3)>(4)>(1)

    C)
    (4)>(2)>(3)>(1)

    D)
    (1)>(3)>(2)>(4)

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  • question_answer6) Which of the following species is not electrophonic in nature?      [AIPMT (M) 2010]

    A)

    B)

    C)

    D)

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  • question_answer7) Which of the following will be most stable diazonium salt           [AIPMT 2014]

    A)

    B)

    C)

    D)

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  • question_answer8) In which of the following compounds, the C—Cl bond ionisation shall give most stable carbonium ion? [NEET 2015]

    A)

    B)

    C)

    D)

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  • question_answer9) 
    Consider the following compounds                                                                         [NEET 2015 ]
    (i)
    (ii)
    (iii)  hyperconjugation occurs in

    A)
    I only

    B)
    II only

    C)
    III only

    D)
    I and III

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  • question_answer10) Which of the following statements is not correct for a nucleophile?                [NEET 2015 (Re)]

    A)
    Nucleophile is a Lewis acid

    B)
    Ammonia is a nucleophile

    C)
    Nucleophiles attack tow electrons density sites

    D)
    Nucleophiles are not electron seeking

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  • question_answer11) Which of the following carbocation’s is expected to be most stable? [NEET - 2018]

    A)

    B)

    C)

    D)

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  • question_answer12) Which of the following is correct with respect to - I effect of the substituents? (R = alkyl) [NEET - 2018]

    A)

    B)

    C)

    D)

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  • question_answer13) A tertiary butyl carbocation is more stable than a secondary butyl carbocation because of which of the following?                                                                                                                                   [NEET 2020]

    A)
    + R effect of - groups

    B)
    - R effect of -  groups

    C)
    Hyperconjugation

    D)
    - I effect of -  groups

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