Gas based fertiliser plants use

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.

A

Coke oven

B

Producer

C

Natural

D

Coal

NPK fertiliser is a __________ fertiliser.

A

Complex

B

Mixed

C

Nitrogenous

D

Phosphatic

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

A

Nitrogenous

B

Phosphatic

C

Potassic

D

None of these

Fertiliser value of a nitrogeneous fertiliser is expressed in terms of its __________ content.

A

N₂

B

KNO₃

C

NO₂

D

NHO₃

Two gas based fertiliser plants are located in

A

Maharashtra and Gujarat

B

Maharashtra and Orissa

C

Gujarat and Madhya Pradesh

D

Jharkhand and Chattisgarh

Coal based fertiliser plants at Ramagundam (Andhra Pradesh) and Talchar (Orissa)

A

Use coal for heating purpose

B

Gasify coal to get hydrogen from coal gas

C

Use coal as filler in fertiliser

D

Use coal as conditioner in fertiliser

Which of the following gasifiers can be attached to coal based fertiliser plants?

A

Lurgi (high pressure) gasifier

B

Kopper-Totzek gasifier

C

Gasifier working at 20 atm

D

Gasifier working at 40 atm

Hydrogen gas is not produced commercially (for nitrogeneous fertiliser manufacture) by

A

Iron-steam reaction

B

Electrolysis of water

C

Steam reforming of naphtha

D

Its cryogenic separation from coke oven gas

Which fertiliser is made (using coke oven gas) in by products plant of an integrated steel plant?

A

Urea

B

CAN

C

Ammonium sulphate

D

Superphosphate

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

A

Adsorption on palladium

B

Cryogenic operations (low temperature cooling)

C

Absorption (using ethanolamine or pyragalloll solution)

D

None of these

Gas based fertiliser plants use

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