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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.

Nitrogen content in ammonium sulphate (a fertiliser) is around ______________ percent?

A 5

B 20

C 50

D 65

Review Detailed Answer

Correct Answer: 20

Dehydration of ammonium carbamate to yield urea is a/an __________________ reaction?

A Exothermic

B Endothermic

C Autocatalytic

D Catalytic

Review Detailed Answer

Correct Answer: Endothermic

Both white phosphorous as well as red phosphorous_________________?

A Are soluble in CS2

B Burns when heated in air

C Reacts with hot caustic soda solution to give Phosphine

D All A., B., and C.

Review Detailed Answer

Correct Answer: Burns when heated in air

Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits ?

A Nitrogenous fertilisers

B Phosphatic fertilisers

C Potassic fertiliser

D None of these

Review Detailed Answer

Correct Answer: Potassic fertiliser

Prilling tower is found in the flowsheet for the manufacture of__________________?

A Ammonia

B Urea

C Superphosphate

D Triple superphosphate

Review Detailed Answer

Correct Answer: Urea

Heating of ortho-phosphoric acid to about 900°C, produces_________________?

A Meta-phosphoric acid

B Pyrophosphoric acid

C No change in it

D None of these

Review Detailed Answer

Correct Answer: Meta-phosphoric acid

Ammonium nitrate (a fertiliser) is coated with limestone powder to ____________________?

A Increase its nitrogen content

B Cut down its production cost

C Avoid the risk of explosion

D Add extra nutrient as fertiliser

Review Detailed Answer

Correct Answer: Avoid the risk of explosion

Main component of bone ash is _________________?

A Calcium sulphate

B Calcium phosphate

C Calcium carbonate

D Sodium phosphate

Review Detailed Answer

Correct Answer: Calcium phosphate

Which of the following solvents is used for the extraction of H3PO4 from CaCl2 solution during manufacture of ortho-phosphoric acid by wet process employing hydrochloric acid leaching ?

A Isopropyl alcohol

B Butyl alcohol

C Toluene

D Hexane

Review Detailed Answer

Correct Answer: Butyl alcohol

Reaction of calcium Fluorapatite with sulphuric acid produces ___________________?

A Ortho-phosphoric acid

B Simple superphosphate

C Triple superphosphate

D Red phosphorous

Review Detailed Answer

Correct Answer: Simple superphosphate

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Nitrogen content in ammonium sulphate (a fertiliser) is around ______________ percent?

Dehydration of ammonium carbamate to yield urea is a/an __________________ reaction?

Both white phosphorous as well as red phosphorous_________________?

Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits ?

Prilling tower is found in the flowsheet for the manufacture of__________________?

Heating of ortho-phosphoric acid to about 900°C, produces_________________?

Ammonium nitrate (a fertiliser) is coated with limestone powder to ____________________?

Main component of bone ash is _________________?

Which of the following solvents is used for the extraction of H3PO4 from CaCl2 solution during manufacture of ortho-phosphoric acid by wet process employing hydrochloric acid leaching ?

Reaction of calcium Fluorapatite with sulphuric acid produces ___________________?