Question # 1

Types of coalent bond are

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1

2

3

4

Which of the following has stble elecronic configuration.

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H

He

C

Li

Negatively charged atom or grop of atoms is called.

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Proton

Electron

Anion

Cation

While writing a chemical formula positive ionis written on.

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Right

Left

Center

All of these

Valency of nitrogen is

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2

3

4

How many atoms orm one molecuel of chlorine.

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1

2

3

4

Which of the following is an anion.

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F

Cl

S-2

NH3

Outermost shell of chlorine stom has................. electrons.

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1

2

6

7

Chemical formula of Sulphuric Acid.

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HCl

H2SO4

HNO3

CH3COOH

Outermost shell of sodium atom has ...... electrons.

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1

2

3

4

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General Science 7th Class English Medium Chapter 6 Online Test MCQs With Answers

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