Question Detail

CHM 102 Practice Questions Objective Question

Question

When acetylene is passed through hot iron tube at 400°C, it gives
Options
A Benzene
Correct Answer
B Toluene
C o-Xylene
D Mesitylene
Correct Answer

Option A is the correct answer.

Detailed Explanation

Acetylene (HC≡CH) when passed through a hot iron tube at 400°C undergoes trimerization to form benzene (C6H6). This is a cyclic polymerization.

Hint

What is the trimerization product of acetylene?

Question Info