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When is passed through fresh lime water,...

When is passed through fresh lime water, it turns milky.

A

Reaction is reversed

B

Water soluble `Ca(HCO_(3))_(2)` is formed

C

Vaporisable calcium derivative is formed

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
`underset("Lime water ")(Ca(OH)_(2)) + CO_(2) to underset("white precipitate")(CaCO_(3(s))) + H_(2)O`
`CaCO_(3) + CO_(2) ("excess") + H_2O to underset("Soluble")(Ca(HCO_(3))_(2))`
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