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Chemistry

Chemistry
The common refrigerant in domestic refrigerator is

Freon
Oxygen
Neon
Nitrogen

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Chemistry
The property of hydrogen which distinguishes it from alkali metals is

Its electropositive character
Its non-metallic character
Its reducing character
Its affinity for non-metal

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Chemistry
Which of the following is a secondary pollutant ?

PAN
CO
SO2
NO

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Chemistry
Which one is the most reactive halogen

Fluorine
Iodine
Chlorine
Bromine

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Chemistry
By which organic compound all the oils are known ?

Ester
Carbohydrate
Hydrocarbon
Protein

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Chemistry
Which one of the following does not contain Silver ?

Ruby Silver
Lunar Caustic
Horn Silver
German Silver

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MORE MCQ ON Chemistry

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