Chemistry Quiz

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Which one of the following is not a chemical change?

Fermentation of sugarcane juice

Crystallization of table salt from sea water

Cracking of petroleum

Burning of coal in air

Correct! Wrong!

The alloy of aluminium used for making magnet is

Y–alloy

Aluminium Bronze

Alnico

Duralumin

Correct! Wrong!

The element used in lead pencils is

Zinc

Tin

Carbon

Lead

Correct! Wrong!

The acid present in lemon is

Marlic Acid

Lactic acid

Citric Acid

Tartaric Acid

Correct! Wrong!

The most extensive, commercially useful source of thorium as monazite sand occurs in India at

West Bengal coast

Orissa coast

East Bengal coast

Travancore coast

Correct! Wrong!

pH of water is

6

12

13

4

Correct! Wrong!

Homo nuclear molecules contain

Ionic Bond

Polar Bond

Coordinate Bond

Covalent Bond

Correct! Wrong!

Natural rubber is a polymer derived from

Isoprene

Propylene

Ethylene

Butadiene

Correct! Wrong!

The chemical used as a fixer in photography is

Sodium Thiosulphate

Borax

Sodium Sulphate

Ammonium sulphate

Correct! Wrong!

Ruby is an oxide of

Platinum

Gold

Aluminium

Silver

Correct! Wrong!

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Chemistry Quiz

Which one of the following is not a chemical change?

The alloy of aluminium used for making magnet is

The element used in lead pencils is

The acid present in lemon is

The most extensive, commercially useful source of thorium as monazite sand occurs in India at

pH of water is

Homo nuclear molecules contain

Natural rubber is a polymer derived from

The chemical used as a fixer in photography is

Ruby is an oxide of

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