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Chemistry

Chemistry
Which among the following is a carbohydrate ?

Nylon
Turpentine
Cane-sugar
Hydrogen peroxide

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Chemistry
24 carat of diamond is equal to

200 mg
91% gold
200 g
95% mg

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Chemistry
Particulates (< 1 µm size) remaining suspended in air indefinitely and transported by wind currents are called

Mists
Aerosols
Smoke
Fumes

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Chemistry
Basicity of boric acid, H3BO3 is

4
2
5
3

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Chemistry
The element which is used for vulcanizing rubber

Phosphorus
Bromine
Sulphur
Silicon

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Chemistry
Acid rain is caused due to pollution of atmosphere by

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

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