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Chemistry

Chemistry
Which of the following is also used as a Bio fertilizer?

None of these
Urea
Ammonia
Uric Acid

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Chemistry
Which among the following is a carbohydrate ?

Hydrogen peroxide
Nylon
Turpentine
Cane-sugar

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Chemistry
Diamonds are glittering and attractive because light incident on them undergoes

Hundred percent transmission
Multiple internal reflections
Highest refraction
Multiple surface reflections

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Chemistry
The manufacturing of iron from iron ore involves the process of

Electrolysis
Oxidation
Reduction
Fractional distillation

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Chemistry
For generation of biogas, the materials commonly used are

Crop residues
Forest residues
Aquatic plants
Animal wastes

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Chemistry
The most pure form of Carbon among the options is

Wood Charcoal
Lampblack
Anthracite
Graphite

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