Fertilizer Technology Quiz 3
1 / 50
Pick out the wrong statement?
2 / 50
Promoter used in NH3 synthesis catalyst is___________?
3 / 50
pH value of soil is maintained at _______ by the addition of fertiliser for optimum growth and health of the plant?
4 / 50
P2O5 content in superphosphate is about ______ percent?
5 / 50
P2O5 content in triple superphosphate is about _______ percent?
6 / 50
Raw materials for nitric acid manufacture are_____?
7 / 50
Red phosphorous is changed into white phosphorous by________?
8 / 50
Pick out the wrong statement ?
9 / 50
NPK fertiliser is a ________ fertiliser?
10 / 50
Potassic fertiliser is graded based on its _______ content?
11 / 50
Temperature and pressure in ammonia converter is__________?
12 / 50
Reaction of nitric acid and sulphuric acid with phosphate rock produces__________?
13 / 50
14 / 50
Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium_____?
15 / 50
P2O5 percentage in the phosphoric acid produced by wet process is about__________?
16 / 50
Reaction of _______ acid with phosphate rock produces superphosphates?
17 / 50
Reaction of calcium Fluorapatite with sulphuric acid produces _____?
18 / 50
Superphosphate is manufactured by reacting phosphate rock with_______?
19 / 50
20 / 50
Nitrolime is_____?
21 / 50
Reaction of dilute sulphuric acid with phosphate rock produces ______?
22 / 50
Rock phosphate constitutes mainly of_____?
23 / 50
Optimum reaction temperature in steam reforming of naphtha is _______ ?C?
24 / 50
Temperature and pressure in urea autoclave is__________?
25 / 50
Nitrolime is chemically known as______?
26 / 50
Nitrogenous fertiliser is required___________?
27 / 50
Phosphoric acid is produced in wet process from phosphate rock and______?
28 / 50
Reaction of anhydrous liquid ammonia with ortho-phosphoric acid produces______?
29 / 50
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___________?
30 / 50
NPK means a _______ fertiliser?
31 / 50
Reaction of ortho-phosphoric acid with soda ash produces_______?
32 / 50
33 / 50
Pick out the correct statement?
34 / 50
Oxidation of ammonia is_________?
35 / 50
36 / 50
Steam reforming of naphtha produces ammonia synthesis gas. This is a/an _____ process?
37 / 50
Raw materials for urea production are __________?
38 / 50
Prilling tower is found in the flowsheet for the manufacture of___________?
39 / 50
Potassic fertilisers do not promote the development of ________?
40 / 50
Raw materials required for the production of CAN (Calcium ammonium nitrate) is NH3___________?
41 / 50
Potassic fertilisers___________?
42 / 50
Out of the following, N2 content is minimum in_______?
43 / 50
Reaction of ortho-phosphoric acid with phosphate rock produces __________?
44 / 50
Reaction of phosphate rock with 98% H2SO4 produces ________?
45 / 50
Reaction of Cresylic acid with ______ produces Tricresyl phosphate?
46 / 50
Plant tranquillisers_____?
47 / 50
Phosphatic fertiliser is graded based on its ______ content?
48 / 50
Phosphatic fertilisers__________?
49 / 50
Phosphorus vapour comprises of _____?
50 / 50
Steam reforming of naphtha is a source of hydrogen production for nitrogenous fertiliser industry. What is the usual ratio of steam to carbon maintained in the process of steam reforming of naphtha ?
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