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The raw materials of the Solvay precess ...

The raw materials of the Solvay precess are

A

`NaCI, NH_(3), "and" CaCO_(3)`

B

`NaCI, NH_(3), "and" CaO`

C

`NaCI, NH_(3), "and" CaCI_(2)`

D

`NaCI, NH_(3), "and" CO_(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
The raw materials are a saturated solution of brine `(NaCl),NH_(3)(g)`, and limestone `(CaCO_(3))`. Carbon dioxide required in the process is generated by heating limestone in lime kiln:
`CaCO_(3)overset(1273K)toCaO+CO_(2)`
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