Pick out the wrong statement. Options: A . &nbspDehydration of ammonium carbamate to produce urea is endothermic B . &nbspDirect use of liquid ammonia as a fertiliser for a tropical country like India is suitable C . &nbspGypsum (CaSO₄. 2H₂O) is obtained as a by-product in the wet process for manufacture of ortho-phosphoric acid D . &nbspPhosphate rock when reacted with dilute H₂SO₄ produces superphosphate

Pick out the wrong statement.

Question

Pick out the wrong statement.

Options:

A . Dehydration of ammonium carbamate to produce urea is endothermic

B . Direct use of liquid ammonia as a fertiliser for a tropical country like India is suitable

C . Gypsum (CaSO₄. 2H₂O) is obtained as a by-product in the wet process for manufacture of ortho-phosphoric acid

D . Phosphate rock when reacted with dilute H₂SO₄ produces superphosphate

Answer: Option B

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Question 1. Nitrogenous fertiliser is required....

Question 2. The fertiliser plant getting hydrogen by electrolysis of water is situated at....

Question 3. In calcium ammonium nitrate (CAN) fertil-ser....

Question 4. Raw materials for nitric acid manufacture are....

Question 5. H₃PO₄ is the chemical formula of __________ phosphoric acid.....

Question 6. A fertiliser plant is classified as a gas based fertiliser plant, when it uses __________ gas as a source of hydrogen fo....as a source of hydrogen for the manufacture of ammonia.

Question 7. Both white phosphorous as well as red phosphorous....

Question 8. C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about....

Question 9. Prilling tower is found in the flowsheet for the manufacture of....

Question 10. The most suitable fertiliser for accelerating seeding or fruit formation in later stages of plant growth is __________ f....formation in later stages of plant growth is __________ fertiliser.

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