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The compound (X) on heating gives a colo...

The compound (X) on heating gives a colourless gas a nd a residue that is dissolved in water to obtain (B). Excess of `CO_2` is bubbled through aqueous solution of B, C is formed. Solid (C) on heating gives back X. (B) is

A

`CaCO_(3)`

B

`Ca(OH)_(2)`

C

`Na_(2)CO_(3)`

D

`NaHCO_(3)`

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The correct Answer is:
B
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SURA PUBLICATION-GOVT. MODEL QUESTION PAPER - II -PART - IV
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