Question # 1

Chemical bond is O2 is.

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Ionic

Covalent

Metalic

None of these

An atm with stable elecrronic configuration can exist.

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Reacts readily

Can not exist

Independently

Combined form

Which of teh following is cation.

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H2

H2O

CO2

NH+4

Chemical bond teh forms between metallic and non-metallic atoms.

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Covalent

Ionic

Metalic

None of these

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

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1

2

6

7

Chemical bond in O2 is.

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Ionic

Covalent

Metallic

None of these

Chemical formula of Sulphuric Acid.

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HCl

H2SO4

HNO3

CH3COOH

Which of the following has stble elecronic configuration.

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H

He

C

Li

How many atoms orm one molecuel of chlorine.

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1

2

3

4

Negatively charged atom or grop of atoms is called.

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Proton

Electron

Anion

Cation

A molecule consists of two or more

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Compounds

Atoms

Formulae

Element

When water molecule gain a proton it form

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H+

OH-

H3O

H2O

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