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Chemistry

Chemistry
Colloids can be purified by

Condensation
Condensation
Dialysis
Condensation

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Chemistry
Which of the following is ozone depleting pesticide ?

D.T.
Ethylene ozonide
Methyl bromide
Benzene

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Chemistry
Periodic table contains how many groups

18
19
17
16

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Chemistry
Alum stops bleeding in minor cuts because of

Solvation
Emulsion
Coagulation
Dialysis

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Chemistry
Benzene cannot undergo :

Substitution
Addition
Oxidation
Elimination

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Chemistry
Synthetic detergents are made from

Sodium palmitate
Sodium stearate
Sodium salt of benzene carboxylic acid
Sodium salt of benzene sulphonic acid

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