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Properties and Uses of Calcium Oxide

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Question

The compound called microcosmic salt is:

A

N a_{2} H P O_{4} .2 H_{2} O

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B

N a (N H_{4}) H P O_{4} .4 H_{2} O

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C

N a_{2} N H_{4} P O_{4} .2 H_{2} O

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D

(N H_{4})_{2} H P O_{4} .2 H_{2} O

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Solution

The correct option is B $N a (N H_{4}) H P O_{4} .4 H_{2} O$
Microcosmic salt is $N a (N H_{4}) H P O_{4} .4 H_{2} O$

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Q. A compound which is called microcosmic salt is:

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