Chemical Engineering MCQs

6108 MCQs  (Page 144 of 611)

Attempt Chemical Engineering Quiz
Alum is commercially produced from___________________?
A. Gypsum
B. Feldspar
C. Galena
D. Bauxite
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The metallic aluminium is obtained from pure alumina in the presence of fused cryolite by_________________?
A. Electrolysis
B. Electrolytic reduction
C. Electrolytic oxidation
D. None of these
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A ‘unit process’ is exemplified by the___________________?
A. Distillation
B. Hydrogenation of oils
C. Absorption
D. Humidification
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Sodium carbonate (soda ash) is not used in the manufacture of___________________?
A. Fire extinguishers
B. Sugar
C. Baking powder
D. Detergents
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Chemical name of ‘alum’ is__________________?
A. Barium sulphate
B. Aluminium sulphate
C. Aluminium chloride
D. Calcium sulphate
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The ideal pulp for the manufacture of paper should have high ____________________ content?
A. Cellulose
B. Lignin
C. Both a. & b.
D. None of these
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Polythene is a/an ______________ polymerisation product?
A. Addition
B. Condensation
C. Thermosetting
D. None of these
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________________ is the major constituent of the Portland cement?
A. Calcium carbonate
B. Calcium oxide
C. Tricalcium silicate
D. Calcium sulphate
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Aryl benzene sulphonate (ABS) is a____________________?
A. Detergent
B. Plasticiser for unsaturated polyester
C. Starting material for the synthesis of glycerine
D. Coating ingredient for photographic film
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The major constituents of glass are____________________?
A. Lime, clay and soda ash
B. Sand, lime and soda ash
C. Silica, alumina and clay
D. Silica, alumina and soda ash
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Word of the Day
26 Jul
Simultaneously
at the same time.
ایک ہی وقت میں، ایک ساتھ، بیک وقت

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