Question # 1

Formula of Methyl alcohol

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CH₅-OH

CH₃-CH₂-OH

All of them

None of these

Alkanes are also called:

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olefins

Paraffins

aliphatic compound

cyclic compounds

The coal in which the percentage of carbon is 60%

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Peat

Lignite

Bituminous

Anthracit

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

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Fractional Distilation

Destructive Distiation

Carbonization

Catenation

Formula of acetaldehyde is:

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Wood contain the amount of carbon.

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70%

80%

60%

40%

The functional group- COOH is found in

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Carboxylic acid

aldehydes

alcohals

easter

Main component of Natrual gas.

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CH₃

CH₄

C₂H₆

C₂H₂

Which one contains triple covalent bond?

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Pentane

Ethylene

Acetylene

All

Organic compounds contain:

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ionic bond

Covalent bond

Metallic bond

Co-ordinate covalent

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

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Fractional distillation

Sublimation

Roasting

Destructive distillation

The functional group -COOH is found in.

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Aldehydes

Esters

Carboxylic acids

alcohols

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