During the free radical chlorination of methane in the presence of ultraviolet sunlight, which of th — Hydrocarbons Chemistry Question

💡 Solution & Explanation

The free radical mechanism consists of three stages. (A) is the *initiation* step, generating the first radicals. (B) and (C) are the *propagation* steps, where a radical reacts with a stable molecule to generate a product and a new radical, sustaining the chain. (D) is a *termination* step, where two radicals combine, ending the chain reaction.