Question # 1

All ionic compound are ________________ at room temperature.

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Liquid

Solids

Gas

Plasma

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

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_

+

Neutral

Nil

For ________________ "like dissolves like".

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Metals

Bonds

Solubility

Nil

Which has metallic bond?

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H

Na

HCI

P

________________ observed that formation of covalent bonds.

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Rutherford

G.N Lewis

Both a and b

Bohar's

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

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CH⁴

KBr

CO²

H₂O

Which is a polar molecule?

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HCI

H₂

CI₂

O₂

How many covalent bond does C₂H₂ molecule have?

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two

three

four

five

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

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Gases

Lustrous

Solids

Nil

The property of being polar in nature is called:

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Polarity

Chemistry

Both

Nil

Metals are ________________

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Liquid

Solid

Gas

Malleable

________________ is triangular in shape.

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BCL3

H2O

CO2

NH3

________________ are formed from chemical reactions.

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Elements

Mixture

Substance

Nil

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