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NAT I Engineering Chemistry MCQs With Answers

Question # 1

The wire in the flash bulbs is made up of

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Question # 2

During the folding of filter paper the apex form angle of about

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80^o

60^o

180^o

90^o

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Question # 3

Benzene is obtained by fractional distillation of

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Heavy oil

Anthracene oil

Middle oil

Light oil

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Question # 4

When pressure is applied to the equilibrium system Ice Water Which of the following phenomenon will happen?

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More ice will be formed

Water will evaporate

More water will be formed

Equilibrium will not be formed

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Question # 5

The movement of solvent molecules through a semipermeable membrane is called

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Electrolysis

Electrophoresis

Osmosis

Cataphoresis

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Question # 6

In the manufacture of iron from haematite,limestone is added to act as.

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Flux

A reducing

Slag

An oxidizing agent.

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Question # 7

The ratio of close packed atoms to tetrahedral holes in cubic close packing is

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1 : 1

1 : 2

1 : 3

2 : 1

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Question # 8

Fertilizer are made by

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Nature only

Artificial methods only

Both artificial and natural methods

None of the above

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Question # 9

Crystal can be classified in to basic crystal habits

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Question # 10

Inert pair effect plays an important role in case of

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