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Chemistry

Chemistry
The antiseptic compound present in dettol is

Cresol
Enloroxylenol
Biothional
Iodine

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Chemistry
Major portion of the earth’s crust is mainly constituted by

Oxygen and Iron
Silicon and Aluminium
Silicon and Iron
Oxygen and Silicon

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Chemistry
Removal of carbon particles from air involves the principle of

Precipitation
Filteration
Electrophoresis
Sedimentation

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Chemistry
Among the following, which is always found in free-state in nature?

Copper
Silver
Sodium
Gold

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Chemistry
Which one is not a pure form of carbon

Gold
Coal
Graphite
Diamond

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Chemistry
Detergents used for cleaning clothes and utensils contain

Sulphonates
Bismuthates
Nitrates
Bicarbonates

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MORE MCQ ON Chemistry

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