What happens when Excess `CO_2` is passed through slaked lime.

What happens when SO_3 is passed through water?

What happens when Ethene is passed through dilute alkaline KMnO_4 solution.

What happens when Ethyne is passed through red-hot irontube?

What happens when Cl_2 is passed through a hot concentrated solution of a base like Ba(OH)_2 ?

What happens when ethyne is passed through dilute solution of H_2SO_4 in presence of Hg^(2+) ion.

Answer the following : What happens when sulphur dioxide gas is passed through acidified potassium permanganate solution? Write equation.

What happens when sulphur dioxide is passed through an aqueous solution of Fe(III) salt?