Question # 1

Considering the electronic configuration of atoms which atom with the given atomic number will be the most stable one?

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6

8

10

12

For ________________ "like dissolves like".

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Metals

Bonds

Solubility

Nil

________________ observed that formation of covalent bonds.

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Rutherford

G.N Lewis

Both a and b

Bohar's

In double covalent bond, every atom provides

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1 electrons

2 electrons

4 electrons

6 electrons

An atom having six electrons in its achieve noble electronic configuration by:

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gaining one electron

losing all electrons

gaining two electrons

losing two electrons

The bound between ionic compound is ............ .

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Covalent

Co-ordinate

Ionic

Nil

Which molecule has single covalent bond?

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O₂

N₂

CI₂

CO₂

It is an ionic compound

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H2O

NaCI

CH4

HF

Transfer of electrons between atoms results in:

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metallic bonding

ionic bonding

covalent bonding

coordinate covalent bonding

PCL5 is ________________ shaped.

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Bipyromidal

Angular

Triangular

Linear

The property of being polar in nature is called:

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Polarity

Chemistry

Both

Nil

Which molecules is donor in nature?

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H₂

NH₃

O₂

HF

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Chemistry 9th Class English Medium Unit 4 Online Test MCQs With Answers

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