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Chemistry

Chemistry
The molecular formula of phosphorous is

P3
P4
P1
P2

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Chemistry
Formic acid is produced by

Mosquitoes
Cockroaches
Red ants
White ants

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Chemistry
Detergents are

Sodium salts of fatty acids
Sodium salt of benzoic acid
None of these
Sodium salts of sulphonic acids

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Chemistry
The term 'brown air' is used for

Acid fumes
Industrial smog
Sulphurous smog
Photochemical smog

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Chemistry
The coordination number of body centered atom in cubic structure is

4
10
8
6

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Chemistry
Acid rain is caused due to pollution of atmosphere by

Oxides of nitrogen and phosphorous
None of these
Oxides of carbon and nitrogen
Oxides of nitrogen and sulphur

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