1. Cl2 (g) ⟶ 2 Cl (g) Fast 2. Cl (g) + CHCl3 (g) ⟶ HCl (g) +
CCl3 (g) Slow 3. Cl (g) + CCl3 (g) ⟶ CCl4 (g) Fast Based on the
reaction mechanism above, determine the overall reaction.
a. Cl2 + 2 Cl + CHCl3 + CCl3 ⟶ 2 Cl + HCl + CCl3 + CCl4
b. CHCl3 + CCl3 ⟶ HCl + CCl4
c. Cl2 + CHCl3 ⟶ HCl + CCl4
d. 2 CHCl3 ⟶ 2 HCl + CCl4