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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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.

Dehydration of ammonium carbamate (to produce urea) is a/an _____________ reaction?

A Reversible

B Catalytic

C Exothermic

D Endothermic

Review Detailed Answer

Correct Answer: Endothermic

Potassic fertiliser is graded based on its ______________ content?

A KCl

B K2O

C KNO3

D K2SO4

Review Detailed Answer

Correct Answer: K2O

Fertiliser produced during soda ash manufacture by dual process is ammonium______________________?

A Chloride

B Sulphate

C Nitrate

D None of these

Review Detailed Answer

Correct Answer: Chloride

Electric process as compared to wet process (for the manufacture of phosphoric acid) ?

A Can use only high grade phosphate rock

B Is used less frequently

C Produces a valuable by-product called gypsum

D Is weak acid process

Review Detailed Answer

Correct Answer: Is used less frequently

Rock phosphate constitutes mainly of___________________?

A Fluorapatite

B Di-calcium phosphate

C Mono-calcium phosphate

D Di-ammonium phosphate

Review Detailed Answer

Correct Answer: Fluorapatite

Iron is not used alone as a catalyst in ammonia synthesis, because___________________?

A Its activity declines rapidly, if heated to above 520°C

B It decomposes ammonia

C It gets oxidised above 500°C

D None of these

Review Detailed Answer

Correct Answer: Its activity declines rapidly, if heated to above 520°C

Phosphoric acid is produced in wet process from phosphate rock and____________________?

A Dilute H2SO4

B Concentrated H2SO4

C Concentrated NHO3

D Concentrated HCl

Review Detailed Answer

Correct Answer: Dilute H2SO4

The optimum size of the ammonia plant is ______________ tons/day?

A 10

B 100

C 1000

D 1000

Review Detailed Answer

Correct Answer: 10

Out of the following, N2 content is minimum in_____________________?

A Urea

B Ammonium nitrate

C Ammonium sulphate

D Ammonium chloride

Review Detailed Answer

Correct Answer: Ammonium sulphate

Ammonium sulphate can be produced by reacting gypsum with____________________?

A Ammonia

B Ammonium carbonate

C Nitric acid

D None of these

Review Detailed Answer

Correct Answer: Ammonium carbonate

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Dehydration of ammonium carbamate (to produce urea) is a/an _____________ reaction?

Potassic fertiliser is graded based on its ______________ content?

Fertiliser produced during soda ash manufacture by dual process is ammonium______________________?

Electric process as compared to wet process (for the manufacture of phosphoric acid) ?

Rock phosphate constitutes mainly of___________________?

Iron is not used alone as a catalyst in ammonia synthesis, because___________________?

Phosphoric acid is produced in wet process from phosphate rock and____________________?

The optimum size of the ammonia plant is ______________ tons/day?

Out of the following, N2 content is minimum in_____________________?

Ammonium sulphate can be produced by reacting gypsum with____________________?