Question # 1

The shape of H2O is ________________

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Angular

Linear

Triangular

All of above

Which is an acceptor molecule/ion?

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N₂

O₂

H⁺

CH₄

"×" & "." Represent:

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Shells

Neutrons

Electrons

Atoms

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

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ionic force

metallic force

intermolecular force

covalent force

Which is a polar molecule?

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HCI

H₂

CI₂

O₂

Which molecules is donor in nature?

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H₂

NH₃

O₂

HF

Which one of the following is an electron deficient molecule?

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HN₃

BF₃

N₂

O₂

Identify when pair has polar covalent bonds:

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O₂ and Cl₂

H₂O and N₂

H₂O and C₂H₂

H₂O and HCI

All metals are solid at ________________ temperature.

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Room

High

Low

None

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

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Freedom

Flow

Stability

Nil

Which one is not a tetraatomic molecular?

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H2O

H2O2

SO3

BCL3

Which has metallic bond?

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H

Na

HCI

P

In ionic bond complete ________________ of electrons occurs.

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Paring

Sharing

Transfer

None

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