Question # 1

Which one of the following is a synthetic fibre?

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Cotton

Wool

nylon

silk

Who was prepared acetic acid in laboratory?

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Berzelius

Wohler

Kolbe

Dalton

Which one of the following does not contain starch

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Sugar cane

Maize

Barley

Potatoes

In laboratory urea was prepared by

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Wohler

Rutherford

Berzelius

Dalton

The functional group- COOH is found in

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Carboxylic acid

aldehydes

alcohals

easter

Pitch is black residue of.

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Coke

Coal tar

Coal

Coal gas

Number of discovered element till today are.

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140

118

90

16

Which one of the following compounds is an aldehyde?

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CH₃-CH₂-OH

CH₃-COOH

CH₃CHO

CH₃COCH₃

Vital force theory was rejected by.

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Jabir Bin Hayan

Drawin

Wohler

Berzellius

Which one contains triple covalent bond?

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Pentane

Ethylene

Acetylene

All

Identify which one of the following compounds is a ketron?

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(CH₃)₂ CHOH

(CH₃)₂CHCl

(CH₃)₂CO

(CH₃)₂CHCl

Carbonization process is the conversion of

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Coal into coal gas

Coal into wood

Wood into coal

Wood into coal tar

What one of the following does not contain protein?

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Pulses

Potatoes

Beans

Eggs

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Chemistry 10th Class English Medium Unit 11 Online Test MCQs With Answers

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