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CHEMISTRY

Chemistry
Setting of plaster of paris involves

Reduction process
Hydration to form other hydrates
Oxidation process
Dehydration process

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Chemistry
Find the odd one:

Marble
Chalk
Slaked lime
Limestone

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Chemistry
The chemical name of 'Plaster of Paris' commonly used for setting broken bones is

Calcium nitrate
Calcium sulphate
Calcium carbonate
Calcium chloride

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Chemistry
Which one of the following forms of phosphorus is most reactive?

Black phosphorus
Red phosphorus
White phosphorus
Violet phosphorus

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Chemistry
Limestone is a raw material used by which industry?

Fertilizers
Aluminium
Petrochemicals
Cement

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