CHEMISTRY QUIZ

In ice, the number of hydrogen bonds per water molecule is

1

2

8

4

TRUE ANSWER : ?
YOUR ANSWER : ?

Cement is made hard with

Hydration and dissociation of water

Polymerisation

Dissociation of water

Dehydration

TRUE ANSWER : ?
YOUR ANSWER : ?

Tear gas is :

Bleaching powder

Chloroprene

Carbonyl chloride

Nitrous oxide

TRUE ANSWER : ?
YOUR ANSWER : ?

The term 'brown air' is used for

Acid fumes

Photochemical smog

Sulphurous smog

Industrial smog

TRUE ANSWER : ?
YOUR ANSWER : ?

The fiber least prone to catch fire is

Cotton

Nylon

Terylene

Polyester

TRUE ANSWER : ?
YOUR ANSWER : ?

Baryllium Sulphate is less soluble in water due to

Low inflammable energy

Lonic band

High inflammable energy

Low Energy of dissociation

TRUE ANSWER : ?
YOUR ANSWER : ?

The most electronegative element among the following is

fluorine

oxygen

sodium

bromine

TRUE ANSWER : ?
YOUR ANSWER : ?

The number of moles of solute present in 1 kg of a solvent is called its

molarity

formality

normality

molality

TRUE ANSWER : ?
YOUR ANSWER : ?

Milk is a natural

Suspension

Mixture

Solution

Emulsion

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is a secondary pollutant ?

CO

SO2

PAN

NO

TRUE ANSWER : ?
YOUR ANSWER : ?

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