What happens when sulphur dioxide is dissolved in water?
(a) What happens when sulphur dioxide is dissolved in water ? Write a word equation for the reaction which takes place.
(b) What happens when an iron nail is placed in copper sulphate solution ? Write word equation of the reaction involved.
(a) Name the acid formed when sulphur dioxide dissolves in water.
(b) Name the gas released when sodium carbonate is added to a solution of sulphur dioxide.