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Chemistry

Chemistry
________ is a by product of sewage treatment and can be decomposed to produce biogas

Scum
Sewer
Sewage
Sludge

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

Sulphurous acid
Sulphuric acid
Hydrofluoric acid
Hydrochloric acid

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Chemistry
A substance which readily forms colloidal solution in contact with water is called

Extrinsic colloid
Hydrophobic colloid
Hydrophilic colloid
Associated colloid

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Chemistry
The most extensive, commercially useful source of thorium as monazite sand occurs in India at

Travancore coast
Gujarat coast
Orissa coast
West Bengal coast

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Chemistry
Which one is not a primary greenhouse gases in the Earth's atmosphere

Ozone
Nitrogen
Methane
Carbon dioxide

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Chemistry
Sodium bicarbonate is commercially known as

Washing soda
Soda lime
Caustic soda
Baking soda

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MORE MCQ ON Chemistry

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