Question

During pyrolysis of alkane C - C bond breaks faster than C - H bond because

• A. C - C bond is strong
• B. C - H bond is weak
• C. C - C bond involves π- bond in alkanes
• D. The bond energy of C - C bond is less than that of C - H bond

Answer 1

The correct option is D

The bond energy of C - C bond is less than that of C - H bond

C - C bond energy is82Kcal where as C - H bond energy 98Kcal