1.

State how you would convert (1) sulphur (2) chlorine (3) sulphur dioxide – to sulphur acid.

Answer»

1. S + 6HNO. [cone.] → 6NO2 + 2H2O + H2SO

2. Cl2 + SO2 + 2H2O → 2HCl + H2SO4 

3. 3SO2 + 2HNO3 + 2H2O → 3H2SO4 + 2NO



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