Question # 1

The simplest of these has formula:

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C60

C10

V20

C30

Transition temperature of sulphur is ____________

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95.6

95

95.5

96

P1V1 = P2V2 is mathematical form of ____________ law.

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Bohr's

Charles

Boyle's

Nil

Carbon exists in ________________ allotropic forms.

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1

2

3

4

Increase in ________________ increase evaporation.

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Temperature

Stronger

All

None of above

At freezing point which one of the following coexists in dynamic equilibrium?

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gas and solid

liquid and gas

liquid and solid

all of these

Gases have fixed ____________

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Shape

Volume

Area

Nil

The mathematical formula of Charle's law is:

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PV = k

V/T = k

P = VT

T/V = k

Bucky balls are ____________ allotropic forms of carbon.

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1st

2nd

3rd

4th

Which one of the following is not amorphous?

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rubber

plastic

glass

glucose

Intermolecular forces are ____________ than chemical bonds.

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Stronger

Weaker

Wqual

Nil

When temperature of water drops to ____________ °C it convert onto ice.

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0

-2

-1

1

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