Question

The order of heat of hydrogenation in following compound is:

(I) (II) (III) (IV)

• A. I < II < IV < III
• B. III < IV < II < I
• C. II < III < I < IV
• D. II < IV < I < III

Answer 1

Answer: (B)

III < IV < II < I

Answer 2

Heat of hydrogenation $\frac { 1 } { \text { stability of alkene } }$