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Basicity of sulphurous acid and sulphuric acid are

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Basicity of sulphurous acid and sulphuric acid are
A. `2, 2`
B. `1, 2`
C. `2,1`
D. `1, 1`
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1 Answer

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Correct Answer - A
`H_2 SO_3 hArr H^(oplus) + HSO_3^(Ө)`
`HSO_3^(Ө) hArr H^(oplus) + SO_3^(2-)`
`H_2 SO_4 hArr H^(oplus) + HSO_4^(Ө)`
`HSO_4^(Ө) hArr H^(oplus) + So_4^(2-)`.
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