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Compound of calcium (X) is the cheap...

Compound of calcium (X) is the cheapest form of alkali , which can be decomposed to give back X at very high temperature .X is _______.

A

`CaCO_(3)`

B

`CaO`

C

`Ca(OH)_(2)`

D

`CaSO_(4)`

Text Solution

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The correct Answer is:
B
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