Question # 1

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

________________ solids are hard.

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Ionic

Covalent

Coordinate

Nil

Which molecules is donor in nature?

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H₂

NH₃

O₂

HF

Which is an acceptor molecule/ion?

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N₂

O₂

H⁺

CH₄

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

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_

+

Neutral

Nil

Which one of the following is the weakest force among the atom?

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ionic force

metallic force

intermolecular force

covalent force

PCL5 is ________________ shaped.

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Bipyromidal

Angular

Triangular

Linear

Which one of the following is an electron deficient molecule?

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HN₃

BF₃

N₂

O₂

For ________________ "like dissolves like".

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Metals

Bonds

Solubility

Nil

Transfer of electrons between atoms results in:

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metallic bonding

ionic bonding

covalent bonding

coordinate covalent bonding

The shape of H2O is ________________

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Angular

Linear

Triangular

All of above

Which has metallic bond?

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H

Na

HCI

P

"×" & "." Represent:

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Shells

Neutrons

Electrons

Atoms

Octet rule is:

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description of eight electrons

picture of electronic configuration

covalent bonding

attaining of eight electrons

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

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CH⁴

KBr

CO²

H₂O

Every system in the universe tends to lower its energy to attain ________________

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Freedom

Flow

Stability

Nil

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9th Class Chemistry Chapter 4 Structure of Molecules English Medium KPK Boards Online Mcqs MCQs With Answers

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