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CaCO3 can be used

Option: 1

In production of chalks, face powder


Option: 2

In paints and distempers


Option: 3

In making marble


Option: 4

All of these


Answers (1)

best_answer

CaCO_3 is used in 

Precipitated chalk in tooth-pastes, Facepowders, adhesives and cosmetics

In paints and distempers

Marble in buildings and CO_{2} production in laboratories

Thus, all of the given option is the uses of CaCO3

Therefore, option (4) is correct.

Posted by

Devendra Khairwa

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