Radical Chain reactions Initiation Cl2+hvCl·+Cl. Propagation (by each Cl atom) CI+CH4→HCI+.CH CH3+C2→CHCI+CI· Etc.,etc.....until Termination (example) C1.+.C1→Cl2 or C1·+CH3→CH3CI One photon can lead to 10n reactions VI-13Initiation Propagation (by each Cl atom) Termination (example) One photon can lead to 10n reactions Cl2 + hν Cl + Cl Cl + CH4 HCl + CH3 CH3 + Cl2 CH3Cl + Cl Etc., etc…..until Cl + Cl Cl2 or Cl + CH3 CH3Cl . Radical Chain Reactions . . . . . . . . . VII-13