Question # 1

For ________________ "like dissolves like".

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Metals

Bonds

Solubility

Nil

The property of being polar in nature is called:

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Polarity

Chemistry

Both

Nil

Which has metallic bond?

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H

Na

HCI

P

H° - H° has ________________ energy.

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Lower

Higher

Medium

Nil

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

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_

+

Neutral

Nil

The bond in covalent compound is ________________

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Covalent

Ionic

Dative

Couple

Which one of the following is an electron deficient molecule?

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HN₃

BF₃

N₂

O₂

All ionic compound are ________________ at room temperature.

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Liquid

Solids

Gas

Plasma

Sodium has ________________ no. of protons.

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11

12

13

14

Identify when pair has polar covalent bonds:

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O₂ and Cl₂

H₂O and N₂

H₂O and C₂H₂

H₂O and HCI

Ionic compound are ________________ in water.

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insoluble

Soluble

Covalent

Solvent

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

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CH⁴

KBr

CO²

H₂O

In ionic bond complete ________________ of electrons occurs.

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Paring

Sharing

Transfer

None

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