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NAT I Medical Chemistry MCQs With Answers

Question # 1

Causticisation process is used for the preparation of

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Caustic soda

Caustic potash

Baryata solution

Slaked lime

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Question # 2

When electricity is passed through molten AI₂O₃ + Na₃AIF₆ and 13.5 gms AI are deposited,the number of faraday must be

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0.5

1.0

1.5

2.0

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Question # 3

Bleaching action of bleaching powder is due to the liberation of

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O₂

OCI^-

CI₂

CI^-

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Question # 4

The alkali metal which is liquid at 15°C is

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None

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Question # 5

Portland cement is manufactured by using

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Limestone,clay and sand

Limestone,gypsum and sand

Limestone,gypsum and alumina

Limestone,clay and gypsum

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Question # 6

Which one is primary alcohol?

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Buten-2-oI

Propan-2-oI

Butane-1-oI

2,3-Dimethylhexane-4-oI

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Question # 7

Phosphide ion has the electronic structure similar to that of

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Nitride ion

Fluoride ion

Sodium ion

Chloride ion

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Question # 8

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 # 9

Dilute hydrochloric acid solution cannot be concentrated by boiling beyond

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11%

33%

44%

22%

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