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Chemistry

Chemistry
White phosphorus is generally kept under

Kerosene oil
Glycerine
Water
Alcohol

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Chemistry
Which of the following is an iron ore ?

Bauxite
Nitrite
Lignite
Magnetite

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Chemistry
The greenhouse effect is caused by the higher level of which gas in the atmosphere ?

Sulphur dioxide
Carbon dioxide
Nitrous oxide
Carbon monoxide

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Chemistry
The alkaloid naturally found in coffee, cocoa and cola nut is

Caffeine
Morphine
Cocaine
Tannin

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Chemistry
The product, 9-nitroanthracene is obtained from anthracene by the action of

Nitric acid and acetic anhydride
Nitric acid and acetic acid
Nitric acid and ethyl alcohol
Nitric acid in excess

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Chemistry
Chemical name of vinegar is

Formaldehyde
Acetic acid
Acetone
Ethanol

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MORE MCQ ON Chemistry

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