Search
.Management Sciences
A. Urea
B. CAN
C. Ammonium sulphate
D. Superphosphate
Related Mcqs:
- 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...
- Conversion of yellow phosphorous to red phosphorous is done by heating it in covered retorts at ____________ °C in absence of air?
- A. 50-80 B. 250-400 C. 1000-1200 D. 800-900...
- _____________ is required more for leafy crops?
- A. Nitrogen B. Phosphorous C. Potassium D. Carbon...
- Though kinetics of ammonia synthesis dictates the use of low temperature for high equilibrium conversion, yet it is kept moderately high (550°C), because at low temperature___________________?
- A. Rate of reaction is very low B. Very high pressure is required resulting in costly pressure vessel C. Space velocity of gas is very low resulting in decreased conversion D. None of these...
- 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...
Recent Comments