H Propagation Step(2) C——H The methyl free radical collides with another chlorine molecule, producing the other product (methyl chloride) and regenerating the chlorine radical H H H- Cl-Cl H Chapter 4Chapter 4 7 Propagation Step (2) The methyl free radical collides with another chlorine molecule, producing the other product (methyl chloride) and regenerating the chlorine radical. C H H H + Cl Cl C H H H Cl + Cl =>