Neet Solved Paper 2015 Question 37

Question: Consider the following compounds

(i)

(ii) $ Ph-\overset{\begin{smallmatrix} Ph \\ | \end{smallmatrix}}{\mathop{\underset{\centerdot }{\mathop{C}},}},-Ph $

(iii) hyperconjugation occurs in

Options:

A) I only

B) II only

C) III only

D) I and III

Show Answer

Answer:

Correct Answer: B

Solution:

  • Hyperconjugation occurs through the H-atoms present on the carbon atom next to the double bond i.e. cc-hydrogen atoms. There is no a-H in the structures I and II. So, hyperconjugation occurs in structure III only i.e.