MCQ
A salt of sulphurous acid is called
- ASulphate
- BSulphurate
- ✓Sulphite
- DSulphide
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Reason : Oxidation state of $Cl$ in $HClO_4$ is $+VII$ and in $HClO_3$ $+V$.

(Rounded off to the nearest integer) [Assume : $\ln 10=2.303, \ln 2=0.693$ ]