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Chemical Process MCQ Question with Answer

Chemical Process MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 50
Liquefaction of gases cannot be done by

Exchange of heat with colder stream
Adiabatic expansion through a throttle valve (Joule-Thomson expansion)
Merely compressing it beyond critical pressure
Adiabatic expansion against a piston or in a turbine
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Question No : 51
Nylon-66 is so named because the

Average degree of polymerisation of the polymer is 1966
Number of carbon atoms between two nitrogen atoms are 6
Number of nitrogen atoms between two carbon atoms are 6
Polymer was first synthesised in 1966
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Question No : 52
Pig iron is produced by blast furnaces in India using mostly the iron ore named

Hematite
Magnetite
Siderite
Chalcopyrite
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Question No : 53
Which of the following is not an insecticide?

Hydrocyanic acid
Nicotine
Sodium fluoride
Hexane
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Question No : 54
Platinum is a versatile catalyst for many processes in chemical industries. It is highly prone to be poisoned by the presence of

Carbon
Arsenic
Lead
Sulphur
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Question No : 55
Which of the following has sodium bicarbonate as its main constituent?

Baking soda
Baking powder
Washing soda
None of these
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Question No : 56
Deacon's method is used for the manufacture of

Glauber's salt
Common salt
Chlorine
Graphite electrode
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