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Chemistry

Chemistry
Quartz is made of

Sodium Sulphate
Calcium Sulphate
Sodium Silicate
Calcium Silicate

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Chemistry
What is the principal ore of aluminium ?

Lignite
Copper
Dolomite
Bauxite

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Chemistry
The metal used to recover copper from a solution of copper sulphate is

Fe
Hg
Na
Ag

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Chemistry
Which of the following metals is not a pollutant ?

Mercury
Lead
Arsenic
Aluminium

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Chemistry
Tear gas used by the police to disperse the mob contains

Ammonia
Carbon dioxide
Hydrogen sulphide
Chlorine

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Chemistry
The substance which does not expand on going from liquid state to solid state is

Type metal
Water
Aluminium
Cast-iron

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MORE MCQ ON Chemistry

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