Q4 of 14 Page 79

What are the chemicals used for the preparation of chlorine in the laboratory?

The chemicals used for the preparation of chlorine are potassium permanganate (KMnO4) and concentrated hydrochloric acid (HCl).

The reaction is as follows:


2KMnO4 + 16HCl → 2KCl + 2MnCl2 + 8H2O + 5Cl2


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