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Chemistry

Chemistry
Isobars are lines joining places having equal

Height above sea-level
Rainfall
Population
Pressure

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Chemistry
The acid present in red ants is

Butyric acid
Formic acid
Caproic acid
Acetic acid

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Chemistry
Magnalium is an alloy of

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

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Chemistry
The acid rain destroys vegetations because it contains

Carbon monoxide
Nitric acid
Sulphuric acid
Ozone

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Chemistry
Chemical name of bleaching powder is :

Calcium chloro hypochlorite
Calcium chlorate
Calcium hypochlorite
Calcium bi chloride

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Chemistry
The major constituent of air is

nitrogen
hydrogen
oxygen
carbon dioxide

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MORE MCQ ON Chemistry

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