Lewis dot structure of HCN molecule is given below. Answer …

Chemistry Chemical Bonding and Molecular Structure General Single Correct MCQ

Published on: August 14, 2026

Lewis dot structure of HCN molecule is given below. Answer Q 11-13 on the basis of this structure.

(i)How many electrons are involved in the sigma bond between the carbon atom and the nitrogen atom ?

1 3 sigma bonds and zero pi bonds 3

0 3 pi bonds and zero sigma bonds 2

2 2 pi bonds and one sigma bond 1

6 (ii)What types of bonds exist between the C atom and the N atom in HCN? 1 pi bond and two sigma bonds (iii)How many electrons does the N atom contribute to the pi bonds? 5

Text Solution

Verified by Experts

The correct answer is:

(i)

Sol. 2

(ii)

Sol. 2 pi bonds and one sigma bond

(iii)

Sol. 2

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