Q6 of 47 Page 1

What happens when

(a) XeF2 is hydrolysed?


(b) SO2 is passed into aqueous solution of Fe3+ salt?


(a) When XeF2 is hydrolysed, the following reaction takes place:


2XeF2 + 2H2O → 2Xe + 4HF + O2


(b) When SO2 is passed into aqueous solution of Fe3+ salt, the following reaction takes place:


2Fe3+ + SO2 + 2H2O → 2Fe2+ + SO42- + 4H+


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