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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

Shaving soaps are____________________?
A Soft potassium soaps (potassium salt of fatty acid) with free Stearic acid to give lather a
B Metallic soaps compounded with frothing agents
C High free alkali soaps having excess of cane sugar and alcohol
D None of these
Correct Answer: Soft potassium soaps (potassium salt of fatty acid) with free Stearic acid to give lather a
The most popular and common detergent i.e., alkyl benzene sulfonate (ABS) is a/an ______________ detergent ?
A Cationic
B Anionic
C Amphoteric
D Semi polar
Correct Answer: Anionic
Industrial production of chloroform requires acetone and_____________________?
A Phosgene
B Calcium hypochlorite
C Chlorine
D Ammonium chloride
Correct Answer: Calcium hypochlorite
The most reactive allotropic form of phosphorus is __________________ phosphorus?
A Red
B Yellow
C Violet
D Black
Correct Answer: Yellow
The manufacture of Kraft pulp is done by a/an _________________ process?
A Alkaline
B Acidic
C Neutral
D None of these
Correct Answer: Alkaline
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
Correct Answer: Remove impurities/gangue
Yellow glycerine is made into white, using____________________?
A Activated carbon
B Diatomaceous earth
C Bauxite
D Bentonite
Correct Answer: Activated carbon
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
Correct Answer: Copper
Commercially ethylene is produced from naphtha by ______________________?
A Catalytic cracking
B Catalytic dehydrogenation
C Pyrolysis
D Hydrocracking
Correct Answer: Hydrocracking
Hydrolysis of sugar is called_____________________?
A Hydration
B Inversion
C Esterification
D None of these
Correct Answer: Inversion
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