Question

Propene (I), 2-methylpropene (II), and ethene (III), each containing one carbon-carbon double bond, is separately treated with HI under the same set of conditions. The order of activity for the three alkenes should be

• A. I is more reactive than II as well as III
  
• B. I is more reactive than III, but less than II
  
• C. II is more reactive than both I and II
  
• D. III is more reactive than I which is more reactive than II
  

Answer 1

Answer: (B), (C)

The correct options are
B I is more reactive than III, but less than II

C II is more reactive than both I and II