Plaster of Paris is obtained by heating:

gypsum

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limestone

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sodium carbonate

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calcium sulphate

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Solution

The correct option is C gypsum
Plaster of Paris is made by heating the mineral gypsum. When gypsum is heated to about 150°C it losses water and produces the powder of plaster of Paris.

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Similar questions

Plaster of Paris is prepared by heating one of the following to a temperature of $100^{o} C$ . This is :

(a) $C a S O_{3} 2 H_{2} O$

(b) $C a C l_{2} 2 H_{2} O$

(d) $C a S O_{4} .2 H_{2} O$

what is plaster of paris ? how is it obtained from gypsum ?

How is plaster of paris obtained ? What reaction is involved in the setting of a paste of plaster of paris? What is it used for? [3 MARKS]

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