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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 : 57
__________ is a polysaccharide.

Maltose
Starch
Sucrose
Glucose
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Question No : 58
Fourdrinier machine is used in the manufacture of

Sugar
Paper
Alcohol from molasses
Phenol formaldehyde
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Question No : 59
Which of the following is an yellow pigment?

Titanium dioxide
Ferrous sulphate
Lead chromates
Zinc sulphides
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Question No : 60
In contact process, SO3 is absorbed in 97% H2SO4 and not in water, because

SO3 gas is sparingly soluble in water
Water forms an acid mist, which is difficult to absorb
The purity of acid is affected
Scale formation in the absorber is to be avoided
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Question No : 61
99.5% purity oxygen is used in

Cutting and welding by oxy-acetylene flame
Hospitals for medicinal purposes
Gas masks and artificial breathing apparatus
All (A), (B), and (C)
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Question No : 62
Which of the following is an additional step in the manufacture of paper from bagasse as compared to that from bamboo?

Depithing
Digestion
Bleaching
None of these
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Question No : 63
Inversion of sucrose produces

Fructose
Glucose
Both (A) & (B)
Neither (A) nor (B)
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Exam Name No. Of Q Link
Chemistry set 1 30 Start
Chemistry set 2 30 Start
Chemistry set 3 30 Start
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Chemistry set 5 30 Start
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Chemistry set 12 30 Start