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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

Steam reforming of naphtha produces ammonia synthesis gas. This is a/an ____________ process?
A Autocatalytic
B Endothermic
C Exothermic
D Non-catalytic
Correct Answer: Endothermic
Multistage operation (as in the case of catalytic oxidation of SO2) is not carried out for NH3 synthesis, because of____________________?
A Comparatively higher pressure drop
B High cost of the high pressure vessel used for the reactor
C Higher pumping cost
D Chances of entrainment and disturbance of catalyst bed
Correct Answer: High cost of the high pressure vessel used for the reactor
Nitrolime is___________________?
A Calcium nitrate
B Calcium ammonium nitrate
C A mixture of nitric acid and lime
D A mixture of ammonium nitrate and calcium nitrate
Correct Answer: Calcium ammonium nitrate
Tricresyl phosphate is chemically represented as___________________?
A (CH3 C6 H4)3 PO4
B Ca10(PO4)3F6
C (NH4)2HPO4
D NH4H2PO4
Correct Answer: (CH3 C6 H4)3 PO4
Ammonium nitrate is___________________?
A Having about 40% N2
B Not hygroscopic
C Not prone to explosive thermal decomposition
D Mixed with limestone powder to reduce its explosive nature before using it as a fertilizer
Correct Answer: Mixed with limestone powder to reduce its explosive nature before using it as a fertilizer
Chemical formula of meta-phosphoric acid is ___________________?
A H3PO4
B H4P2O7
C HPO3
D Same as that of Pyrophosphoric acid
Correct Answer: HPO3
Which of the following is the costliest source of hydrogen needed for ammonia manufacture under Indian condition _______________?
A Electrolysis of water
B Cryogenic removal of H2 from coke oven gas
C Steam reforming of naphtha
D Natural gas cracking
Correct Answer: Electrolysis of water
A nitrogenous fertiliser contains 20% N2. It could be_________________?
A Ammonium nitrate
B Calcium ammonium nitrate (CAN)
C Urea
D Ammonium chloride
Correct Answer: Calcium ammonium nitrate (CAN)
Raw materials required for the production of CAN (Calcium ammonium nitrate) is NH3__________________?
A HNO3 & limestone
B CO2 & H2SO4
C HNO3 & NH4Cl
D CO2 & KNO3
Correct Answer: HNO3 & limestone
Leaching of phosphate rock by strong ____________ acid produces phosphoric acid ?
A Sulphuric
B Hydrochloric
C Either A. or B.
D Neither A. nor B.
Correct Answer: Either A. or B.
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