Question # 1

The earth is made up of ___________ % of calcium.

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4

5

6

7

All are noble metals except:

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Silver

Gold

Hydrogen

Platinum

Metals from a ____________ part of earth on which we live.

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Smaller

Larger

Medium

Nil

Gold can only be dissolved by:

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Acids

Bases

Aqua Regia

Nil

Oxygen is ___________

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Metals

Non-metals

Gas

b & c

Which one of the following non-metal is lustrous?

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Sulphur

Phosphorus

Iodine

Carbon

Which one of the following is the lightest metal?

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Calcium

Magnesium

Lithium

Sodium

Gold was used for utensils as early as ____________ BC.

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3400

3500

3600

3700

Which one of the following will not react with dilute HCI?

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Sodium

Potassium

Calcium

Carbon

Halogens with metals for

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Ionic bond

Covalent bond

Dative covalent bond

Metallic bond

Which one is moderate reactive metal?

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Pb

Na

Ca

Mg

Silver is a ____________ metal.

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Pure

Noble

None

All

Sodium - potassium alloy is used in nuclear reactor as a:

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catalyst

coolant

reactant

absorber

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Chemistry 9th Class English Medium Unit 8 Online Test MCQs With Answers

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