Chlorination and lodination Chlorination is similar to bromination. AICla is most often used as catalyst,but FeCla will also work. lodination requires an acidic oxidizing agent,like nitric acid,to produce iodide cation. H+HNO3 +712I*+NO2 H2O Chapter 17 8 Chapter 17 8 Chlorination and Iodination ▪ Chlorination is similar to bromination. AlCl3 is most often used as catalyst, but FeCl3 will also work. ▪ Iodination requires an acidic oxidizing agent, like nitric acid, to produce iodide cation. H + + HNO3 + ½ I2 I + + NO2 + H2O