Mark the incorrect statement.

Options

A. The chemical reactions of `H_2SO_4` are as a result of its ability to act as an oxidising agent.
B. Dilution of oleum with water gives `H_2SO_4` .
C. The key step in the manufacture of `H_2SO_4` , is the catalytic reduction of `SO_2`
D. `H_2SO_4`, because of its low volatility can be used to manufacture more volatile acids from their corresponding salts.

Answer

C

Explanation

The key step in the formation of sulphuric acid is catalytic oxidation of sulphur dioxide to sulphur trioxide with atmospheric oxygen.