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Plaster of Paris Should Be Stored in a Moisture-proof Container. Explain Why? - Science

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 Plaster of Paris should be stored in a moisture-proof container. Explain why?

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Solution

The Plaster of Paris should be stored in a moisture-proof container as it absorbs water from moisture and turn into hard substance (Gypsum) as shown in following chemical equation.

`CaSO_4 . 1/2 H_2O+ 1 1/2H_2O`

Concept: Chemicals from Common Salt (Uses of Salt) - Preparation and Uses of Plaster of Paris
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APPEARS IN

NCERT Class 10 Science
Chapter 2 Acids, Bases and Salts
Q 13 | Page 35
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