which one of the following forms of chlorine has no disinfectant property?
Trichloramine has no disinfection properties and also it is volatile. Di and trichloramines have very low taste and odour threshold concentrations. Monochloramine can be preformed as a solution of 1.5 g Cl2/l by reacting ammonium sulphate with sodium hypochlorite in the presence of caustic soda at pH of about 10.