Urea MCQs : This section focuses on the "Urea". These Multiple Choice Questions (MCQs) should be practiced to improve the Urea skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
Ammonium carbamate decomposition results in which of the mentioned?
A. Urea
B. DDT
C. Ammonium nitrate
D. Ammonium hydroxide
Question 2
For which of the mentioned does Urea serve the purpose?
A. Fertilizer
B. Formaldehyde resins
C. Melamine
D. All of the mentioned
Question 3
In which of the mentioned equipment does further decomposition of carbamate take place?
A. Atmospheric flash drum
B. Flash evaporator
C. Distillation tower
D. Cooling tower
Question 4
Into which of the mentioned equipment are compressed NH3 and CO2 added for production of urea by Ammonia carbamate decomposition?
A. CSTR
B. Parr Reactor
C. Autoclave
D. Plug type reactor
Question 5
Urea-ammonium nitrate solution is regarded as which of the mentioned?
A. Nitrogen fertilizer
B. Phosphate fertilizer
C. Potassium fertilizer
D. Mixed fertilizer
Question 6
What are the resultant compounds after reaction of compressed NH3 and CO2 in autoclave on continuous basis?
A. Urea
B. Ammonium Carbamate
C. H2O
D. All of the mentioned
Question 7
What is the average residence time of the autoclave on continuous basis when fed with compressed ammonia and CO2?
A. 1-2 hours
B. 1.5-2 hours
C. 1.5-2.5 hours
D. 1.5-3 hours
Question 8
What is the molecular weight of Urea?
A. 60
B. 70
C. 80
D. 90
Question 9
What kind of reaction takes place when compressed ammonia and CO2 are reacted?
A. Highly Endothermic
B. Exothermic
C. Endothermic
D. None of the mentioned
Question 10
Urea, also known as carbamide, is an organic compound with chemical formula CO(NH2)2.
A. True
B. False