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Chemistry

Chemistry
The weight of 6.023 × 1022 atoms of carbon is

120 gms
1.2 gms
12 gms
0.12 gms

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Chemistry
Which one of the following acids is used in battery ?

Sulphuric acid
Hydrochloric acid
Sulphurous acid
Hydrofluoric acid

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Chemistry
One of the constituents of tear gas is

Ether
Chloropicrin
Ethanol
Ethane

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Chemistry
Which one element from below list is liquid at room temperature

Argon
Bromine
Zinc
Lead

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Chemistry
The major harmful gas emitted by automobile vehicles which causes air pollution is

Carbon dioxide
Carbon Monoxide
Methane
Ozone gas

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Chemistry
Aluminium salt commonly used to stop bleeding is

Aluminium sulphate
Potash alum
Aluminium nitrate
Aluminium Chloride

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MORE MCQ ON Chemistry

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