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Chemistry

Chemistry
The acid rain destroys vegetations because it contains

Sulphuric acid
Ozone
Nitric acid
Carbon monoxide

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Chemistry
Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful

SO2 in the air
Solar infrared radiation
CO2 in the air
Solar ultraviolet radiation

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Chemistry
The chemical name of 'laughing gas' is

Nitrogen pentoxide
Nitrous oxide
Nitrogen dioxide
Nitric oxide

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Chemistry
Chemical properties of isotopes

Need not be same
Need not be different
Must be different
Must be same

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Chemistry
Yellow Cake' an item of smuggling across border is

Unreformed gold
Uranium oxide
A crude from of cocaine
A crude from of heroin

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Chemistry
Identify the metal which is non toxic in nature.

Cobalt
Cadmium
Gold
Chromium

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MORE MCQ ON Chemistry

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