Which of the following statements regarding heat of hydrogenation of alkenes is true

Options

A. Cis-2-butene has higher heat of hydrogenation than trans-2-butene
B. trans-2-pentene has higher heat of hydrogenation than cis-2-Butene
C. trimethylethylene and tetramethylethlene have same heat of hydrogenation
D. propene has higher heat of hydrogenation than ethylene

Answer

A

Explanation

cis-2-butene has higher heat of hydrogenation than trans-2-butene.