Home
About Us
Contact Us
Privacy Policy
Search
Home
→
Fertilizer Technology
→
Nitrogen content in ammonium sulphate (a fertiliser) is around ______________ percent?
Related MCQs
Dehydration of ammonium carbamate to yield urea is a/an __________ reaction?
Both white phosphorous as well as red phosphorous__________?
Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits ?
Prilling tower is found in the flowsheet for the manufacture of__________?
Heating of ortho-phosphoric acid to about 900°C, produces__________?
Ammonium nitrate (a fertiliser) is coated with limestone powder to __________?
Main component of bone ash is __________?
Which of the following solvents is used for the extraction of H3PO4 from CaCl2 solution during manufacture of ortho-phosphoric acid by wet process employing hydrochloric acid leaching ?
Reaction of calcium Fluorapatite with sulphuric acid produces __________?
Ammonia synthesis gas is produced from fuel oil by __________?
Vetrocoke solution is__________?
In __________ converter for ammonia synthesis, the catalyst is arranged in the form of a single continuous bed?
Which of the following nitrogenous fertilisers has the highest percentage of nitrogen ?
Superphosphate is manufactured by reacting phosphate rock with__________?
In an ammonia plant, the purge off is essential to__________?
Ammonia synthesis gas is produced from natural gas by__________?
Chemical formula of biuret is__________?
Heating of ortho-phosphoric acid to 250°C produces__________?
Potassic fertilisers do not promote the development of __________?
The main constituent of rock phosphate is __________?
Base suspension fertiliser essentially contains__________?
Fertiliser value of a nitrogenous fertiliser is expressed in terms of its __________ content?
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__________?
Triple superphosphate which contains about 46% P2O5 is produced by the reaction of phosphate rock with ortho phosphoric acid of__________ percent concentration?
Vapor phase reaction of ammonia & nitric acid to produce ammonium nitrate is termed as the __________ process?
Triple superphosphate is chemically represented as__________?
Neutralisation of nitric acid with ammonia to produce ammonium nitrate is a/an __________ reaction?
Reaction of dilute sulphuric acid with phosphate rock produces __________?
Reaction of phosphate rock with 98% H2SO4 produces __________?
Ammonium phosphate is a __________ fertiliser?
Nitrolime is chemically known as__________?
H3PO4 is the chemical formula of __________ phosphoric acid?
Catalyst used in the oxidation of ammonia is __________?
Which fertiliser is made (using coke oven gas) in by products plant of an integrated steel plant ?
In the manufacture of urea, the intermediate chemical formed is__________?
Catalyst used in Haber’s process for ammonia production is__________?
P2O5 percentage in the phosphoric acid produced by wet process is about__________?
CO2 present in reformed gas (obtained by steam reforming of naphtha) is removed by absorbing in __________?
The essential ingredient of all the synthesis gas is__________?
Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the__________?
During conversion of ammonium carbamate into urea, presence of large excess of water__________?
Coal based fertiliser plants at Ramagundam (Andhra Pradesh) and Talcher (Orissa) ?
Temperature and pressure in urea autoclave is__________?
__________ is the undesirable by-product produced in the manufacture of urea ?
A Potassic fertiliser contains 50% K2O. It could be __________?
Prilling of urea should be accomplished (in a sprayer) just above the melting point of urea with minimum of retention time, otherwise it will result in__________?
Which nutrient in fertiliser makes the plant stems stronger and increases branching ?
Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the __________?
In natural gas, the C/H ratio (by weight) varies in the range of__________?
CaH4(PO4)2 is the chemical formula of __________?
C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about__________?
Nitrogen content in ammonium sulphate (a fertiliser) is around ______________ percent?
A. 5
B. 20
C. 50
D. 65
Correct Answer:
20
✔
Last Updated:
March 11, 2019