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Chemistry

Chemistry
The Bhopal tragedy was caused by the gas

Methyl isocyanate
Carbon monoxide
Phosgene
Chlorine

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Chemistry
Glycol is used to manufacture which of the following ?

Terylene
Artificial silk
Rubber
Nylon

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Chemistry
Which one of the following elements is used in the manufacture of fertilizers ?

Fluorine
Lead
Potassium
Aluminium

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Chemistry
Brown stains in vessels and clothes indicate the presence of high quantities of ________ in water

Manganese
None of these
Calcium
Magnesium

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Chemistry
Zinc sulphide is commonly used as

Deodorant
Fungicide
Herbicide
Rodenticide

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Chemistry
In deep-sea diving, divers use a mixture of gases consisting of oxygen and

Hydrogen
Argon
Nitrogen
Helium

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