The free radical substitution reaction between methane and chlorine passes through initiation, propagation and termination stages. Which row is correct?
- Aheterolytic fission; $\text{H}^\bullet$
- Bheterolytic fission; $\text{CH}_3^\bullet$
- Chomolytic fission; $\text{H}^\bullet$
- Dhomolytic fission; $\text{CH}_3^\bullet$