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Chemistry

Chemistry
A fertile soil is likely to have a pH of

43989
9
14
3

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Chemistry
Air is said to be saturated when :

Its thickness is maximum
Its pressure is minimum
It contains maximum content of water vapour
It blows over the barren land

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Chemistry
Zinc sulphide is commonly used as

Herbicide
Deodorant
Rodenticide
Fungicide

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Chemistry
The name of plastic polymer from which combs, toys, bowls etc., can be made, is

Metallic polysulphides
Polyurethane
Polystyrene
Teflon

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Chemistry
Particulates (< 1 µm size) remaining suspended in air indefinitely and transported by wind currents are called

Mists
Aerosols
Fumes
Smoke

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Chemistry
The material used in solar cells contains

Caesium
Thallium
Silicon
Tin

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MORE MCQ ON Chemistry

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