Question Detail

CHM 102 Practice Questions Objective Question

Question

Chlorine free radicals react with methane by :
Options
A donating their free-radical electron to methane to form chloromethane.
B abstracting a hydrogen atom from methane, and producing HCl and a methyl radical.
Correct Answer
C forming a carbanion intermediate that rapidly dissociates to produce chloromethane.
D forming a carbonium ion intermediate that rapidly dissociates to form chloromethane.
Correct Answer

Option B is the correct answer.

Detailed Explanation

Chlorine radicals abstract a hydrogen atom from methane to form HCl and a methyl radical. This is the propagation step of the reaction.

Hint

What does a chlorine radical do to methane?

Question Info