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Fertilizer Technology — Test 3

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Question 1
Potassic fertilisers__________________?
Question 2
Maximum stability of white phosphorous is at__________________?
Question 3
Promoter used in NH3 synthesis catalyst is__________________?
Question 4
P2O5 content in superphosphate is about _____________ percent?
Question 5
Dehydration of ammonium carbamate produces__________________?
Question 6
Calcium ammonium nitrate (CAN) is__________________?
Question 7
NPK means a ______________ fertiliser?
Question 8
Ammonium nitrate (is mixed with limestone) is not used as fertiliser as such, because______________________?
Question 9
Ammonium sulphate can be produced by reacting gypsum with____________________?
Question 10
Out of the following, N2 content is minimum in_____________________?