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NAT I Medical Chemistry MCQs With Answers

Question # 1

Bell metal is an alloy of

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Cu,Zn,and Sn

Cu,Zn and Ni

Cu and Zn

Cu and Sn

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Question # 2

For preparing an alkane, a concentrated aqueous solution of sodium or potassium salt of saturated carboxylic acid is subjected to

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Hydrolysis

Oxidation

Hydrogenation

Electrolysus

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Question # 3

Which quantum number is sufficient to describe the electron is hydrogen atom?

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Question # 4

The maximum number of electrons in a subshell for which / = 3 is

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Question # 5

Magnesium keeps on burning in

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N₂

CO₂

N₂O

N₂ as well as CO₂

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Question # 6

In crystal structure of sodium chloride the arrangement of CI^- ions is

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Fee

Both fee and bcc

Bee

None of these

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Question # 7

Dilute hydrochloric acid solution cannot be concentrated by boiling beyond

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11%

33%

44%

22%

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Question # 8

Wt. of 112 ml of oxygen at NTP on liquefaction would be

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0.32 g

0.64 g

0.16 g

0.96 g

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Question # 9

The formula of nitre is

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KNO₃

NaNO₃

NaCI

Na₂CO₃

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