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Chemistry

Chemistry
The most pure form of Carbon among the options is

Lampblack
Anthracite
Wood Charcoal
Graphite

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Chemistry
The elements with atomic numbers 9, 17, 35, 53, 85 are all

Noble gases
Heavy metals
Halogens
Light metals

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Chemistry
Benzene cannot undergo :

Oxidation
Elimination
Substitution
Addition

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Chemistry
Which of the following is the strongest base in aqueous solution ?

Ammonia
Triethylamine
Ethylamine
Diethylamine

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Chemistry
The sewage obtained from water closets and urinals is known as

Garbage
Sullage
Industrial waste
Sanitary waste

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Chemistry
Emulsifier is an agent which

Aids the flocculation of emulsion
Homogenizes the emulsion
Accelerates the dispersion
Stabilizes an emulsion

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