Question # 1

Electrolytic products of dilute aqueous solution of sodium sulphate is

Choose an answer

Na. SO2

H2. S02

Na. O2

H2,O2

A sing chlorine free radical can destroy how many ozone molecules:

Choose an answer

10

100

1000

10000

Cellulose is the polymer of

Choose an answer

α-D-glucose

β-D-glucose

Fructose

None

The exothermic process is

Choose an answer

Evaporation

Sublimation

Respiration

Boiling

The amount of heat required to convert one mole of solid into liquid is called

Choose an answer

molar heat of fusion

heat of fusion

heat of vaporization

heat of liquefaction

The number of atoms in 0.004 g of magnesium is close to

Choose an answer

24

2 x 10²⁰

10²⁰

6.02 x 10²³

Methyl cyanide, on boiling with mineral acids yield

Choose an answer

Acetic acid

Formic acid

Propanoie acid

Butanoic acid

Benedict solution gives a positive test with:

Choose an answer

glucose

frutose

sucrose

starch

Which of the following is basic amino acid

Choose an answer

Lysine

Histidne

Proline

Both a and b

The other name for cross linked polymers is

Choose an answer

Linear polymer

Branched polymers

Inter connected polymers

None of these

Temperature at which molecular motion ceases is called

Choose an answer

Absolute zero

Absolute temperature

Critical temperature

Difficult to predict

Palmitic acid & steanic acid ae obtained from process of fats & oils:

Choose an answer

Reduction

Neutralization

oxidation

hydrolysis

The isotopes of an element

Choose an answer

Possess same mass number

Possess same number of protons

Do not possess same chemical properties

May or may not possess same chemical properties

Which on of the following compounds does not exist?

Choose an answer

NCl₅

AsF₅

SbCl₅

PF₅

Rutherford's experiment led to the discovery of

Choose an answer

Nucleus

Electron

Proton

alpha particle

Lactic acid on oxidation by alkaline potassium permanganate gives

Choose an answer

Tartaric acid

Pyruvic acid

Cinnamic acid

Propionic acid

Substituted phenyl groups are called

Choose an answer

acyl groups

phenyl groups

Aryl groups

Alkyle groups

All 3d series elements show variable oxidation states. The one shown by all 3d elements is

Choose an answer

+2

+3

+4

+5

In macromolecules DP stands for

Choose an answer

Dissociation parameter

Dissociation polymer

Degree of polymerization

None of these

Of the following which is a step growth polymer

Choose an answer

Bakelite

Polyethylene

Teflon

PVC

Replacement of hydrogen atom by - SO₃H group in benzene is called

Choose an answer

Nitration

Alkylation

Sulphonation

Acylation

During nitration of benzene, the active nitrating agent is

Choose an answer

NO3

NO2+

NO2-

HNO3

More Classes

Other Links

Chemistry General Science Test Medium Mode MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer