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KVPY Sample Paper KVPY Stream-SX Model Paper-7

  • question_answer
    \[{{S}_{1}}\]: Always all canonical forms do not contribute equally to the resonance hybrid.
    \[{{S}_{2}}\]: In ethanamine and ethenamine nitrogen is \[s{{p}^{3}}\] hybridised.
    \[{{S}_{3}}\]: All 'C-O' bond length in carbonate dianion are equal.
    \[{{S}_{4}}\]: \[C{{H}_{2}}=C=O\]does not exhibit resonance because it is not a conjugated system.

    A) TFTF                            

    B)  TTFT          

    C) FFTT                            

    D) TFTT

    Correct Answer: A

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