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Fertiliser Technology

Fertiliser Technology
A potassic fertiliser contains 50% K₂O. It could be

A mixture of NaCl+ KCl
None of these
Potassium sulphate
Potassium chloride

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Fertiliser Technology
Reaction of dilute sulphuric acid with phosphate rock produces

Superphosphate
Triple superphosphate
Phosphoric acid
Gypsum

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Fertiliser Technology
Reaction of __________ acid with phosphate rock produces superphosphates.

Phosphoric
Nitric
Hydrochloric
Sulphuric

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Fertiliser Technology
Formation of ammonium carbamate by reaction of NH₃ with CO₂ is a/an __________ reaction.

Exothermic
Endothermic
Reversible
Catalytic

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Fertiliser Technology
Nitrolime is chemically known as

Calcium ammonium nitrate (CAN)
Ammonium nitrate
Calcium nitrate
None of these

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Fertiliser Technology
P₂O₅ content in triple superphosphate is about __________ percent.

42-50
15-20
85-90
70-75

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