Question

Benzene is less reactive than ethene and ethyne/towards addition because

Answer 1

ANSWER :

Both benzene and ethene are unsaturated hydrocarbons but benzene is less reactive than ethene due to extensive delocalization which causes stability. Benzene prefer substitution reactions over addition reaction.

Answer 2

Ethyne is more reactive than ethene because it has two π-bonds which makes it weaker than ethane… ... In water the ethyne readily donates its H-atom . ...