Sodium carbonate reacts with `SO_(2)` in aqueous medium to give
A. `NaHSO_(3)`
B. `Na_(2)S_(2)O_(3)`
C. `NaHSO_(4)`
D. `Na_(2)SO_(4)`
A. `NaHSO_(3)`
B. `Na_(2)S_(2)O_(3)`
C. `NaHSO_(4)`
D. `Na_(2)SO_(4)`
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Correct Answer – a
When `SO_(2)` is passed in the sodium carbonate solution, `CO_(2)` gas is avolved and sodium carbonate is converted into `NaHSO_(3)` (sodium bisulphite).
`Na_(2)CO_(3)+2SO_(2)+H_(2)Orarr2NaHSO_(2)+CO_(2)`