FERTILISER TECHNOLOGY QUIZ

H₃PO₄ is the chemical formula of __________ phosphoric acid.

Ortho

Pyro

None of these

Meta

TRUE ANSWER : ?
YOUR ANSWER : ?

Oxidation of ammonia is

Exothermic

Non-catalytic

Autocatalytic

Endothermic

TRUE ANSWER : ?
YOUR ANSWER : ?

Ammonium nitrate (is mixed with limestone) is not used as fertiliser as such, because

Its nitrogen content is very less

It is a liquid at room temperature

It is hygroscopic and explosive in nature

It is highly acidic in nature

TRUE ANSWER : ?
YOUR ANSWER : ?

Fertiliser plant making ammonium sulphate employing gypsum-ammonia reaction (usual practice is to use ammonia and sulphuric acid) is located at

Baroda (under G.S.F.C.)

Bokaro (under SAIL)

Sindri (under FCI)

Rourkela (under SAIL)

TRUE ANSWER : ?
YOUR ANSWER : ?

I argest capacity nitrogenous fertiliser plants (2700 tons of NH₃ per day) (2 Nos) in India are located at

Haldia (W.B) and Namrup (Assam) both under HFC

Talchar (Orissa) and Ramagundam (A.P.) both under FCI

Korba (M.P.) and Talchar (Orissa) both under FCI

Thal-Vaishet (under RCF in Maharashtra) and Hazira (under IFFCO in Gujarat)

TRUE ANSWER : ?
YOUR ANSWER : ?

Lower temperature and large excess of ammonia in urea melt

Decreases biuret formation

Is undersirable

Increases biuret formation

Does not effect biuret formation

TRUE ANSWER : ?
YOUR ANSWER : ?

P₂O₅ content in triple superphosphate is about __________ percent.

42-50

85-90

70-75

15-20

TRUE ANSWER : ?
YOUR ANSWER : ?

Optimum reaction temperature in steam reforming of naphtha is __________ °C.

700 - 1000

100-200

300 - 450

1500-1700

TRUE ANSWER : ?
YOUR ANSWER : ?

Nitrogen content in ammonium sulphate (a fertiliser) is around __________ percent.

50

65

5

20

TRUE ANSWER : ?
YOUR ANSWER : ?

Raw materials for urea production are

NH₃ and CO

CO₂, H₂ and N₂

CO₂ and N₂

HNO₃ and CaCO₃

TRUE ANSWER : ?
YOUR ANSWER : ?

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