Question

what are the use of chalk?

Answer 1

Answer:

In agriculture, chalk is used for raising pH in soils with high acidity. The most common forms are CaCO3 (calcium carbonate) and CaO (calcium oxide). Small doses of chalk can also be used as an antacid. Additionally, the small particles of chalk make it a substance ideal for cleaning and polishing.

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Answer 2

Answer:

Uses of chalk:-

Chalk is a source of quicklime by thermal decomposition, or slaked lime following quenching of quicklime with water

In agriculture, chalk is used for raising pH in soils with high acidity.

The most common forms are CaCO3 (calcium carbonate) and CaO (calcium oxide).

Small doses of chalk can also be used as an antacid.

Additionally, the small particles of chalk make it a substance ideal for cleaning and polishing.