Chemical Engineering MCQs

6108 MCQs  (Page 102 of 611)

Attempt Chemical Engineering Quiz
Shrinkage volume in cement setting does not depend upon the _____________________?
A. Sand to cement ratio
B. Water to cement ratio
C. Ambient temperature fluctuation
D. Drying period
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Sizing material is incorporated in paper to___________________?
A. Impart resistance to penetration by liquids
B. Increase its thickness
C. Increase its flexibility & opacity
D. Increase its brightness
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Hydrolysis of sugar is called_____________________?
A. Hydration
B. Inversion
C. Esterification
D. None of these
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Commercially ethylene is produced from naphtha by ______________________?
A. Catalytic cracking
B. Catalytic dehydrogenation
C. Pyrolysis
D. Hydrocracking
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Coloured glass is obtained by mixing of colored salts. Addition of ___________________ oxide is done to impart greenish blue color to the glass?
A. Chromium
B. Arsenic
C. Copper
D. Manganese
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Yellow glycerine is made into white, using____________________?
A. Activated carbon
B. Diatomaceous earth
C. Bauxite
D. Bentonite
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Flux addition during smelting of ore is done to___________________?
A. Remove impurities/gangue
B. Enhance rate of reaction
C. Accelerate reduction of ore
D. Separate slag from metal
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The manufacture of Kraft pulp is done by a/an _________________ process?
A. Alkaline
B. Acidic
C. Neutral
D. None of these
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The most reactive allotropic form of phosphorus is __________________ phosphorus?
A. Red
B. Yellow
C. Violet
D. Black
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Industrial production of chloroform requires acetone and_____________________?
A. Phosgene
B. Calcium hypochlorite
C. Chlorine
D. Ammonium chloride
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Word of the Day
25 Jul
January
a preference or special liking for something; a bias in favour of something.
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