Question

3. (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.​

Answer 1

Answer:

Sulphur dioxide + Water = So2+H2o.....

It gives H2So4(sulphuric Acid)...... and hydrogen gas will be released.....

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Answer 2

Answer:

A).Sulphur dioxide is dissolved in water it gives rise to sulphuric acid and sulphurous acid.

B).when an iron nail is added in copper sulphate solution blue solution turns into red-brown solution and copper metal is formed.