Question # 1

It is an ionic compound

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H2O

NaCI

CH4

HF

________________ in linear in shape.

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CO+

CO2

H2O

NH3

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

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Freedom

Flow

Stability

Nil

Metals are ________________

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Liquid

Solid

Gas

Malleable

..................... is property of metals.

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Gases

Lustrous

Solids

Nil

Ionic compound are ________________ in water.

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insoluble

Soluble

Covalent

Solvent

All ionic compound are ________________ at room temperature.

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Liquid

Solids

Gas

Plasma

How many covalent bond does C₂H₂ molecule have?

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two

three

four

five

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

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CH⁴

KBr

CO²

H₂O

All metals are solid at ________________ temperature.

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Room

High

Low

None

For ________________ "like dissolves like".

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Metals

Bonds

Solubility

Nil

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

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