Question # 1

What is the percentage of carbon in anthracite?

Choose an answer

60%

70%

80%

90%

General formula of alcohols is:

Choose an answer

RCHO

ROH

O= R - C -OH

O = R - C- R

The example of heterocyclic compound is.

Choose an answer

Benzene

Hexane

Cyclohexane

Pyridine

The % age of carbon is bituminous is

Choose an answer

60

70

80

90

In which of the following groups, oxygen is attached on both sides with carbon atoms?

Choose an answer

Ketone

Ether

Aldehyde

Ester

Who put forward the vital force theory?

Choose an answer

Berzelius

Wohler

Dalton

Lavoisier

Percentage of methane present in natural gas is.

Choose an answer

75%

80%

85%

90%

Which is the main component of natrual gas.

Choose an answer

Methane

Ethane

Propane

Charcoal

Alkyl radical is derivative of

Choose an answer

Alkane

Alkene

Alkyne

All

The % age of carbon is coal is

Choose an answer

40-60

50-70

40-80

40-90

Pitch is black residue of.

Choose an answer

Coke

Coal tar

Coal

Coal gas

Alkanes are also called:

Choose an answer

olefins

Paraffins

aliphatic compound

cyclic compounds

Conversion of dead plants into coal by the action of bacteria and heat is called.

Choose an answer

Carbonization

Catenation

Hydrogenation

Cracking

More Classes

Other Links

Chemistry 10th Class English Medium Unit 11 Online Test 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