Question Detail

CHM 102 Practice Questions Objective Question

Question

Propyne can be converted to propene by using
Options
A H2 + Lindlar's catalyst
Correct Answer
B NH2NH2
C H2 + Pt catalyst
D NH2NH2 + KOH
Correct Answer

Option A is the correct answer.

Detailed Explanation

Propyne (CH3-C≡CH) can be converted to propene (CH3-CH=CH2) by selective hydrogenation using H2 and Lindlar's catalyst, which stops at the alkene stage.

Hint

Which reagent selectively hydrogenates alkyne to alkene?

Question Info