Q. That acetylene is a linear molecule is shown by
A) Its $C \equiv C$ bond distance being $1.21\ \mathring{\mathrm{A}}$
B) Its $C - H$ bond distance being $1.08\ \mathring{\mathrm{A}}$
C) Its$H - C - C$ bond angle being $180{^\circ}$
D) All of the above
Explanation
The correct answer is Option C: Its$H - C - C$ bond angle being $180{^\circ}$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.