Question # 1

The branch of chemistry which deals with the study of hydrocarbons and their derivatives is known as.

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Organic chemistry

Inorganic chemistry

Biochemistry

Nuclear chemistry

General formula of alkyl radical is

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C_nH_2n+2

C_nH_2n-2

C_nH_2n+1

C_nH_2n

General formula of Alkyl radical is..

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C₆H_2n-2

C_nH_2n+2

C₁₁H_2n-1

C_nH_2n-2

____________ is synthetic fiber.

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Cotton

Woal

Nylon

Silk

The functional group -COOH is found in.

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Aldehydes

Esters

Carboxylic acids

alcohols

Coal tar contains compounds

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Benzene

Phenol

Toluene

All

Petroleum is refined by

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Destructive distillation

Fractional distillation

Simple distillations

Dry distillation

Which one is homocyclic compound?

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Benzene

Cyclobutane

Cyclohexane

All

Which one contains triple covalent bond?

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Pentane

Ethylene

Acetylene

All

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

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Fractional distillation

Sublimation

Roasting

Destructive distillation

Main component of Natrual gas.

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CH₃

CH₄

C₂H₆

C₂H₂

Natural gas is 85% methane, It is used to make the follwing except.

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Carbon black

Ethane

Propane

Both b and c

Open chain compounds are also called:

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aliphatic compounds

alicyclic compounds

aromatic compounds

hydrocarbons

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

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