FERTILISER TECHNOLOGY QUIZ

Monte catini process is used for the manufacture of

Nitric acid

Urea

Phosphoric acid

Calcium ammonium nitrate (CAN)

TRUE ANSWER : ?
YOUR ANSWER : ?

Low grade phosphate rock can be used in electrical furnace, because

It produces low cost product

Of the better CaO/SiO₂ balance for slag formation

It is cheap

CaO content is less

TRUE ANSWER : ?
YOUR ANSWER : ?

Monte catini process is a widely used process for the manufacture of

Urea

None of these

Triple superposphate

Calcium ammonium nitrate

TRUE ANSWER : ?
YOUR ANSWER : ?

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

13

6

20

2

TRUE ANSWER : ?
YOUR ANSWER : ?

Both white phosphorous as well as red phosphorous

Are soluble in CS₂

All of these

Burns when heated in air

Reacts with hot caustic soda solution to give phosphine

TRUE ANSWER : ?
YOUR ANSWER : ?

Steam reforming of naphtha produces ammonia synthesis gas. This is a/an __________ process.

Non-catalytic

Autocatalytic

Exothermic

Endothermic

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Coke oven

Producer

Coal

Natural

TRUE ANSWER : ?
YOUR ANSWER : ?

Electric furnace method for production of phosphorous uses phosphate rock

And coke

And phosphoric acid

Silica and coke

And sulphuric acid

TRUE ANSWER : ?
YOUR ANSWER : ?

Prilling tower is found in the flowsheet for the manufacture of

Superphosphate

Triple superphosphate

Ammonia

Urea

TRUE ANSWER : ?
YOUR ANSWER : ?

Hydrogen is recovered from coke oven gas on commercial scale (as practised in fertiliser plant at Rourkela) by

Cryogenic operations (low temperature cooling)

None of these

Adsorption on palladium

Absorption (using ethanolamine or pyragalloll solution)

TRUE ANSWER : ?
YOUR ANSWER : ?

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