question_answer

The number of a and n bonds present in pent-1- ene-4-yne is:

A)  3, 10                     

B)         9, 4                       

C)  4, 9                       

D)         10, 3

Correct Answer: D

Solution :

Pent-1-ene-4-yne contain \[10\sigma \] and \[3\pi \] bonds,