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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.

Ammonium nitrate (is mixed with limestone) is not used as fertiliser as such, because______________________?

A It is hygroscopic and explosive in nature

B It is highly acidic in nature

C It is a liquid at room temperature

D Its nitrogen content is very less

Review Detailed Answer

Correct Answer: It is hygroscopic and explosive in nature

NPK means a ______________ fertiliser?

A Mixed

B Potassic

C Liquid

D Solid

Review Detailed Answer

Correct Answer: Mixed

Calcium ammonium nitrate (CAN) is__________________?

A A mixed fertiliser

B A straight fertiliser

C A complex fertiliser

D Not a fertiliser; it is an explosive

Review Detailed Answer

Correct Answer: A complex fertiliser

Dehydration of ammonium carbamate produces__________________?

A Urea

B Biuret

C Ammonia water

D None of these

Review Detailed Answer

Correct Answer: Urea

P2O5 content in superphosphate is about _____________ percent?

A 30-35

B 15-20

C 65-70

D 85-90

Review Detailed Answer

Correct Answer: 15-20

Promoter used in NH3 synthesis catalyst is__________________?

A K2O

B SiO3

C V2O5

D U2O3

Review Detailed Answer

Correct Answer: V2O5

Maximum stability of white phosphorous is at__________________?

A Very high pressure

B Atmospheric pressure

C Room temperature

D > 600°C

Review Detailed Answer

Correct Answer: > 600°C

Potassic fertilisers__________________?

A Are useful during early stage of the plant growth

B Stimulate early growth and accelerate seeding

C Help in development of starches of potatoes and grain

D None of these

Review Detailed Answer

Correct Answer: Help in development of starches of potatoes and grain

Which is the most suitable fertiliser for paddy ?

A CAN

B Ammonium sulphate

C Ammonium nitrate

D Superphosphate

Review Detailed Answer

Correct Answer: Ammonium sulphate

Catalyst used in ammonia synthesis uses ____________ as a promoter?

A Pt

B K2O

C Al2O3

D Ni

Review Detailed Answer

Correct Answer: K2O

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Ammonium nitrate (is mixed with limestone) is not used as fertiliser as such, because______________________?

NPK means a ______________ fertiliser?

Calcium ammonium nitrate (CAN) is__________________?

Dehydration of ammonium carbamate produces__________________?

P2O5 content in superphosphate is about _____________ percent?

Promoter used in NH3 synthesis catalyst is__________________?

Maximum stability of white phosphorous is at__________________?

Potassic fertilisers__________________?

Which is the most suitable fertiliser for paddy ?

Catalyst used in ammonia synthesis uses ____________ as a promoter?