Fertiliser Technology - Study Mode
[#26] NPK fertiliser is a __________ fertiliser.
Correct Answer
(B) Mixed
[#27] Raw materials for urea production are
Correct Answer
(B) CO 2 , H 2 and N 2
[#28] CaH 4 (PO 4 ) 2 is the chemical formula of
Correct Answer
(B) Triple superphosphate
[#29] Dehydration of ammonium carbamate to yield urea is a/an __________ reaction.
Correct Answer
(B) Endothermic
[#30] Nitrogen content of urea is about __________ percent.
Correct Answer
(B) 46