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A salt which gives CO2 with hot H2 SO4 a...

A salt which gives `CO_2` with hot `H_2 SO_4` and also decolourizes acidified `KMnO_4` on warming is

A

`HCO_(3-)`

B

`CO_(3)^(2-)`

C

Oxalate

D

Acetate

Text Solution

Verified by Experts

`2KMnO_(4) +3H_(2)SO_(4) to K_(2)SO_(4) +2MnSO_(4)+3H_(2)O +5[O]`
`H_(2)C_(4)O_(2)+O to 2CO_(2) +H_(2)O`
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DINESH PUBLICATION-PRINCIPLES RELATED TO PRACTICAL CHEMISTRY-RQ
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