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Chemistry

Chemistry
The drug ‘Marijuana’ is a

Sedative
Hallucinating substance
Mental stimulant
Tranquillizer

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Chemistry
Which of the following alkali metals has highest specific heat?

Caesium
Rubidium
Potassium
Lithium

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Chemistry
Synthetic detergents are prepared from

Hydrocarbons of petroleum
Sodium salts of higher fattyacids
Potassium salts of higher fatty-acids
Glycerides

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Chemistry
Which is the heaviest metal among the following?

Gold
Iron
Silver
Copper

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

Aerosols
Smoke
Mists
Fumes

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Chemistry
What is a mixture of potassium nitrate, powdered charcoal and sulphur called?

Cement
Gun powder
Glass
Paint

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MORE MCQ ON Chemistry

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