Question # 1

In laboratory urea was prepared by

Choose an answer

Wohler

Rutherford

Berzelius

Dalton

Which one of the following is a synthetic fiber:

Choose an answer

cotton

wool

nylon

silk

Percentage of methane present in natural gas is.

Choose an answer

75%

80%

85%

90%

The functional group -COOH is found in.

Choose an answer

Aldehydes

Esters

Carboxylic acids

alcohols

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

Choose an answer

Carbonization

Catenation

Hydrogenation

Cracking

The strong heating of coal in retoris in the absence of air is called.

Choose an answer

Fractional distillation

Sublimation

Roasting

Destructive distillation

The strong heating of coal in the absence of air called.

Choose an answer

Fractional Distilation

Destructive Distiation

Carbonization

Catenation

The carbon contents in lignite is.

Choose an answer

80%

50%

60%

70%

Which one of the followoing is the Hardest coal.

Choose an answer

Peat

Lignite

Bituminous

Anthracite

Petroleum is refined by

Choose an answer

Destructive distillation

Fractional distillation

Simple distillations

Dry distillation

Which of the following statement s is not true about fossil fuels?

Choose an answer

they all contain carbon

They are renewable

they produce pollutants when burnt

they cause acid rain

The 1st organic compound prepared in laboratory.

Choose an answer

Urea

NaCl

Thiourea

Pyridine

More Classes

Other Links

10th Class Chemistry Chapter 11 Organic Chemistry English Medium KPK Boards Online Mcqs 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