Q.
Which one of the following has inductive, mesomeric and hyperconjugation effect?
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a
CH3Cl
b
CH3−Cl=CH2
c
d
CH2=CH−CH=CH2
answer is C.
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Detailed Solution
In Option(3):(1) Presence of CH3CH= group shows hyperconjugation(2) Presence of alternate π-bond and Electro Negative ‘O’ shows mesomeric effect.(3) -CO-CH3 shows +IE
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