Question # 1

Atoms reacts with each other because:

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They are attracted to each other

they are short of electrons

they want to attain stability

they want to disperse

In double covalent bond, every atom provides

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1 electrons

2 electrons

4 electrons

6 electrons

H8+ _ Cl8- , the charge on H is.

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_

+

Neutral

Nil

Transfer of electrons between atoms results in:

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metallic bonding

ionic bonding

covalent bonding

coordinate covalent bonding

How many number of electrons take part in triple covalent bond?

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2

4

6

8

The shape of H2O is ________________

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Angular

Linear

Triangular

All of above

Sodium has ________________ no. of protons.

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11

12

13

14

The bond between two atoms will be ionic if the difference between their electronegativities is:

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Less than 1.7

Greater than 1.7

Zero

Less than 1.2

The property of being polar in nature is called:

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Polarity

Chemistry

Both

Nil

________________ observed that formation of covalent bonds.

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Rutherford

G.N Lewis

Both a and b

Bohar's

In ionic bond complete ________________ of electrons occurs.

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Paring

Sharing

Transfer

None

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

Which of the following compound is not directional in its bonding?

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CH⁴

KBr

CO²

H₂O

Which has metallic bond?

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H

Na

HCI

P

A bond formed between two non-metals is expected to be:

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covalent

ionic

coordinate covalent

metallic

It is an ionic compound

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H2O

NaCI

CH4

HF

Which one of the following is an electron deficient molecule?

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HN₃

BF₃

N₂

O₂

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