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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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Chemical Engineering MCQs designed for job test and interview preparation, particularly for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover important topics such as the fundamentals of chemical engineering, chemical processes, chemical reactions, process control, and instrumentation, along with other key concepts in the field.

All Topics  9594

Esterification reaction produces _________________?
A Detergent
B Vanaspati
C Soap
D Mercaptans
Correct Answer: Soap
Haemoglobin is a/an____________________?
A Amino acid
B Biological catalyst
C Protein
D Enzyme
Correct Answer: Protein
Oxygen is separated by distillation from air after its liquefaction. The boiling point of oxygen is about ______________ °C ?
A -83
B -183
C -196
D -218
Correct Answer: -183
Hydrophilic group of a soap or detergent solution is____________________?
A Water hating
B Soil loving
C Water loving
D None of these
Correct Answer: Water loving
The chamber process is______________________?
A Preferred over contact process for producing 98 to 100% H2SO4 and various oleums
B Non-catalytic and operates only on pyrites
C A batch process for directly producing high strength (98 to 100%) H2SO4
D None of these
Correct Answer: None of these
Sand and ______________ is fused at 1300°C, to produce sodium silicate ?
A Limestone
B Soda ash
C Coke
D Sodium sulphate
Correct Answer: Soda ash
The main use of HCl is in the___________________?
A Drilling of petroleum wells and pickling of steel sheets
B Manufacture of cationic detergent
C Treatment of spent fuel of nuclear reactor
D None of these
Correct Answer: Drilling of petroleum wells and pickling of steel sheets
High purity nitrogen is used in__________________?
A Making protective gas (95% N2 + 5% H2) for annealing of cold rolled steel strip coils
B Fire fighting purposes
C Both A. & B.
D Neither A. nor (B)
Correct Answer: Both A. & B.
Percentage of glycerine present in the spent lye obtained during soap manufacture is about________________?
A 0.5
B 5
C 20
D 35
Correct Answer: 5
Which of the following is an unsaturated fatty acid ?
A Lauric acid
B Palmitic acid
C Stearic acid
D Oleic acid
Correct Answer: Oleic acid
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