Acidified solution of chromic acid on treatment with hydrogen peroxide yields

Acidified solution of Chromic acid on treatment with H_2O_2 yields.

Glycerol on treatment with potassium hydrogen sulphate yields

Glycerol on treatment with potassium hydrogen sulphate yields

Give balanced chemical equations for the following reactions : (i) Fluorine is passed through cold, dilute NaOH solution. (ii) Hydrogen peroxide is treated with acidified KMnO_4 solution. (iii) Sulfuric acid is treated with hydrogen sulfide.