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Chemical Engineering - Fertiliser Technology - Discussion

Discussion Forum : Fertiliser Technology - Section 2 (Q.No. 28)
Fertiliser Technology
28.
Pick out the wrong statement.
Dehydration of ammonium carbamate to produce urea is endothermic.
Direct use of liquid ammonia as a fertiliser for a tropical country like India is suitable.
Gypsum (CaSO4. 2H2O) is obtained as a by-product in the wet process for manufacture of ortho-phosphoric acid.
Phosphate rock when reacted with dilute H2SO4 produces superphosphate.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.
Vish said:   1 decade ago
Because direct use of liquid ammonia as a fertilizer in tropical countries will result in the vaporization of ammonia on spraying.
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