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NAT I Medical Chemistry MCQs With Answers
Question # 1
Cannizzaro reaction is not given by
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Trimethyl acetaldehyde
Acetaldehyde
Benzaldehyde
Formaldehyde
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Question # 2
The total pressure exerted by a number of non reacting gases is equal to the sum of partial pressure of the gases under the same conditions is known as
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Boyle's law
Charle's law
Avogadro's law
Dalton's law
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Question # 3
A zero order reaction is one whose rate is independent of
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Temperature of the reaction
The concentration of the reactants
The concentration of the products
The material of the vessel in which the reaction is carried out
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Question # 4
Mark the smallest atom
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F
CI
Br
I
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Question # 5
Alum is not used
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As a mordant in dyeing
As an insecticide
In purification of water
In tanning of leather
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Question # 6
All the naturally occurring processes proceed spontaneously in a direction which lead to
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Decrease of entropy
Increase of enthalpy
Increase of free energy
Decrease of free energy
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Question # 7
Which of the following is not present in RNA?
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Uracil
Thymine
Ribose
Phosphate
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Question # 8
Heating a micture of sodium benzoate and soda lime gives
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Benzene
Methane
Sodium benzoate
Calcium benzoate
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Question # 9
Which of the following does not reflect the periodicity of elements?
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Bonding behaviour
Electronegativity
Ionisation potential
Neutron/proton ratio.
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