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A solid compound X on heating gives CO(2...

A solid compound X on heating gives `CO_(2)` gas and a residue. The residue mixed with water forms Y. On passing an excess of `CO_(2)` through Y in water, a clear solution Z is obtained. On boiling Z, compound X is reformed, The compound X is

A

`CaCO_3`

B

`Na_2CO_3`

C

`K_2CO_3`

D

`Ca(HCO_3)_2`

Text Solution

Verified by Experts

The correct Answer is:
A
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