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Chemistry

Chemistry
White lung cancer' is caused by

Silica
Asbestos
Paper
Textiles

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Chemistry
Water can be separated from alcohol water mixture by

Evaporation
Decantation
Distillation
Sublimation

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Chemistry
The most abundant rare gas in the atmosphere is

Ar
He
Xe
Ne

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Chemistry
What is the mass percentage of carbon in carbon dioxide (CO2)

0.273
0.158
0.201
0.323

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Chemistry
The main constituent of natural gas is

Propane
Butane
Ethane
Methane

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Chemistry
Tetra ethyle lead (TEL) is

An antioxidant
An antiknock compound
A catalyst in burning fossil fuel
A reductant

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MORE MCQ ON Chemistry

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