Question # 1

Matter can be described by both is

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Chemical Properties

Physical Properties

Physical propeties and chemcial properties

None of these

Which one of the following is heterogeneious mixture.

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Milk

Ink

Sugar solution

Milk of magnesia

A good example of homogeneious mixture is.

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Soil

Ice-Creem

Rock

Wood

Solubility of whcih salt increases with the increase of temperture.

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KNO3

KCL

NaNO3

All of These

Which branch of chemistry deals with elements and compounds is earth's crust.

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Polymer chemistry

Organic chemistry

Geochemistry

Physical chemistry

Polymers are sometimes called

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Monomers

Micromolecules

Macromolecules

None of these

Mixture can be separated by means of

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Nuclear method

Phyical medhod

Chemical Method

All of these

Allotropes of oxygen are

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2

3

4

5

Which of the following is a heterogeneous mixture

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Concrete mixture

a solution of potassium nitrate in water

a solution of calcium hydroxide in water

Hot chocolate

Whcih branches of chemistry deals with the changes that occur in atomic nuclei.

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Environmental chemistry

nuclear chemistry

Astrochemistry

Bio chemistry

The branch of chemistry that helps to treat dseases and synthesize new medicines.

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Physical Chemistry

Environmental Chemistry

Organic chemistry

Inorganic chemistry

Which branch of chemistry helps to protectwater that bas been poisoned by soil.

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Organic chemistry

inorganic chemistry

Environmenal chemistry

Geochemistry

Which branch of chemistry tells us sulphuric acid is extremely corrosive to skin.

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Organic chemistry

Physical chemistry

Inorganic chemistry

Biochemistry

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Chemistry 9th Class English Medium Unit 1 Online Test MCQs With Answers

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