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NAT I Medical Chemistry MCQs With Answers
Question # 1
Wholer prepared ures from
Choose an answer
Ammonia
NH
4
CNO
NH
3
uric acid
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Question # 2
Which one of the halogen acid is a liquid?
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HF
HCI
HBr
HI
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Question # 3
Which quantum number is sufficient to describe the electron is hydrogen atom?
Choose an answer
/
n
m
s
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Question # 4
Salol is prepared from
Choose an answer
Salicylic acid and phenol
Salicylic acid and methyl alcohol
Both
None
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Question # 5
Which of the following is different from the other three oxides?
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MgO
SnO
ZnO
Cr
2
O
3
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Question # 6
All the naturally occurring processes proceed spontaneously in a direction which lead to
Choose an answer
Decrease of entropy
Increase of enthalpy
Increase of free energy
Decrease of free energy
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Question # 7
AI is more reactive than Fe but AI is less easily corroded than Fe Because
Choose an answer
It is a noble metal
Oxygen forms a protective reaction easily with water
Iron undergoes reaction easily with water
Fe form mono and divalent ions.
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Question # 8
When KCIO
3
is heated it decomposes into KCI and O
2
if some MnO
2
is added the reaction goes much faster because
Choose an answer
MnO
2
decomposes to give O
2
MnO
2
provides heat by reacting
Better contact is provided by MnO
2
MnO
2
acts as a catalyst
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Question # 9
Dehydration of glycerol give
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Propane
Propene
Acrolein
Benzene
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