Question # 1

............. are sonorous.

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Metals

Solids

Metals

Force

The solution in which one component is aqueous ____________ solution.

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Aqueous

Binary

All

None

..................... is property of metals.

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Gases

Lustrous

Solids

Nil

The earth is made up of ___________ % of calcium.

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4

5

6

7

It is a triatomic molecule

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Sodium chloride

Water

Chalk

Glucose

105 elements were discovered by the year ________________

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1984

1974

1086

1996

Which one of the following does not affect the boiling point?

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intermolecular forces

external pressure

nature of liquid

initial temperature of liquid

____________ are good conductors of electricity.

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Covalent compound

Metals

Both

None of these

Energy of a shell is ________________

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Variable

Constant

Cannot be changed

Nil

All ionic compound are ________________ at room temperature.

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Liquid

Solids

Gas

Plasma

The component of solution in larger amounts is ____________

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Solute

Solvent

a & b

Nil

In common, a solution has ___________ components.

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1

2

3

4

Which one metal can be cut with a knife?

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Na

Mg

AI

Ca

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