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NAT I Medical Chemistry MCQs With Answers
Question # 1
Sodium thiosulfate is used in photography because of its
Choose an answer
Oxidizing behaviour
Reducing behaviour
Complexing behaviour
Photochemical behaviour
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Question # 2
With increasing principle quantum number the energy difference between adjacent energy levels in H atom
Choose an answer
Decreases
Increases
Remains constant
Decreases for low value of Z and increases for higher value of Z.
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Question # 3
Which of the following statements is most appropriate about effective nuclear charge? It depends upon
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The shielding constant
The atomic number
The charge on the nucleus
Both the nuclear charge and the shielding constant
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Question # 4
How many moles of Helium gas occupy 22.4 L at 0
o
C at 1 atm.Pressure?
Choose an answer
0.11
0.90
1.0
1.11
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Question # 5
The most reactive compound for electrophilic nitration will be
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Benzyl chloride
Benzoic acid
Nitrobenzene
Chlorobenzene
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Question # 6
The maximum number of electrons in a subshell for which / = 3 is
Choose an answer
14
10
8
4
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Question # 7
Which of the following cannot be produced by acidic dehydration of alcohols?
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Ethers
Aldehyde
Alkyl Hydrogen sulphate
Alkene
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Question # 8
The formula of nitre is
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KNO
3
NaNO
3
NaCI
Na
2
CO
3
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Question # 9
Which of the following elements is most electronegative?
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Oxygen
Chlorine
Nitrogen
Fluorine
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