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NAT I Engineering Chemistry MCQs With Answers
Question # 1
Hydrolytic conversion of sucrose into glucose and fructose is known as
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Induction
Inversion
Insertion
Inhibition
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Question # 2
Crystal can be classified in to basic crystal habits
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7
4
14
3
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Question # 3
Cyclone collector is used for minimizing
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Radioactive pollution
Air pollution
Noise pollution
Water pollution
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Question # 4
Which of the following is not present in RNA?
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Uracil
Thymine
Ribose
Phosphate
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Question # 5
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 # 6
Which of the following halogens does not forms its oxyacids?
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Fluorine
Chlorine
Bromine
Iodine
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Question # 7
The following has zero valency
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Na
Be
AI
Kr
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Question # 8
When electrons revolve is stationary orbits
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There is no change in energy level
They vecome stationary
They are gaining kinetic energy
There is increase in energy
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Question # 9
The rate of a reaction that does not involve gases does not depend upon
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Pressure
Temperature
Concentration
Catalyst
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Question # 10
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 # 11
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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