Oxidation of ammonia is________________?
Oxidation of ammonia is________________?
A. Exothermic
B. Endothermic
C. Non-catalytic
D. Autocatalytic
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Calcium ammonium nitrate (CAN) is__________________?
Calcium ammonium nitrate (CAN) is__________________?A. A mixed fertiliser
B. A straight fertiliser
C. A complex fertiliser
D. Not a fertiliser; it is an explosiveWhich one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils ?
Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils ?A. Urea
B. CAN
C. Ammonium sulphate
D. Calcium cyanamideIn the manufacture of H3 PO4 (ortho); strong H2 SO4 leaching wet process as compared to electric furnace process___________________?
In the manufacture of H3 PO4 (ortho); strong H2 SO4 leaching wet process as compared to electric furnace process___________________?A. Uses lower grade phosphate rock
B. Requires lower capital investment in the plant
C. Produces lower purity acid
D. Is very costlyThe essential ingredient of all the synthesis gas is___________________?
The essential ingredient of all the synthesis gas is___________________?A. H2
B. O2
C. CO2
D. N2Catalytic ammonia synthesis reaction as in Haber’s process is_________________?
Catalytic ammonia synthesis reaction as in Haber’s process is_________________?A. Endothermic
B. Exothermic
C. Irreversible
D. None of theseCaH4(PO4)2 is the chemical formula of ___________________?
CaH4(PO4)2 is the chemical formula of ___________________?A. Superphosphate
B. Triple superphosphate
C. Calcium phosphate
D. Meta phosphoric acid