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Chemistry
The number of sigma (σ)and pi (π) bonds in pent-2-en-4-yne is :
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Q. The number of sigma ($\sigma$)and pi ($\pi$) bonds in pent-2-en-4-yne is :
NEET
NEET 2019
Organic Chemistry – Some Basic Principles and Techniques
A
11 $\sigma$ bonds and 2 $\pi$ bonds
16%
B
13 $\sigma$ bonds and no $\pi$bonds
6%
C
10 $\sigma$ bonds and 3 $\pi$bonds
67%
D
8 $\sigma$ bonds and 5 $\pi$bonds
10%
Solution:
Number of $\sigma$ bonds = 10
and number of $\pi$ bonds = 3