How can you detect the presence of chlorine in a pesticide?
1
Expert's answer
2011-02-09T09:09:00-0500
For example, the reaction of aqueous NaOH with the chlorine yields sodium hypochlorite and sodium chloride NaCNO NaCl: Cl2 + 2 NaOH = NaClO + NaCl + H2O Then silver nitrate AgNO3 should be added: NaCl + AgNO3 = NaNO3 + AgCl (insoluble white sediment) - it's characteristic reaction of chlorine presence.
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