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Chemistry

Chemistry
The atmospheric gas that is mainly responsible for Green House effect :

Oxygen
Ozone
Nitrogen
Carbondioxide

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Chemistry
Litmus is obtained from

A fungus
Lichen
An alga
A bacterium

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Chemistry
Aluminium can be purified by

Electrolysis
Oxidation
Ozonolysis
Distillation

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Chemistry
Formic acid is produced by

Cockroaches
White ants
Red ants
Mosquitoes

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Chemistry
The gas which is mainly responsible for the green house effect is:

Carbon monoxide
Oxygen
Ozone
Carbon dioxide

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Chemistry
Which one of the following minerals is found in Monazite sand ?

Potassium
Thorium
Sodium
Uranium

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