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Chemistry

Chemistry
The gas that usually causes explosions in coal mines is

Hydrogen
Air
Carbon monoxide
Methane

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Chemistry
The fat of a common mussel-secretes a sticky glue that can be used to make heart implants. The unique chemical compound present in the glue is:

Amino phenyl alanine
Dihydroxy phenyl alanine
Hydroxy phenyl alanine
Phenyl alanine

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Chemistry
Which of the following is a renewable source of energy ?

Geothermal powder
Uranium
Coal
Natural gas

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Chemistry
Which one of the following metals does not react with water to produce Hydrogen ?

Cadmium
Sodium
Potassium
Lithium

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Chemistry
Magnalium is an alloy of

Aluminium and Magnesium
Magnesium and Tin
Aluminium and Zinc
Manganese and Magnesium

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Chemistry
Which one of the following is a greenhouse gas ?

Nitrogen
Helium
Carbon dioxide
Sulphur dioxide

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MORE MCQ ON Chemistry

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