Commercial production of hydrogen for the manufacture of nitrogeneous fertilisers is done by

by
Question: Commercial production of hydrogen for the manufacture of nitrogeneous fertilisers is done by
[A].

steam reforming of naphtha and cracking of natural gas.

[B].

electrolysis of water.

[C].

cryogenic separation of hydrogen from coke oven gas.

[D].

all (a), (b) and (c)

Answer: Option D

Explanation:

No answer description available for this question.

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

by
Question: I argest capacity nitrogenous fertiliser plants (2700 tons of NH3 per day) (2 Nos) in India are located at
[A].

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

[B].

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

[C].

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

[D].

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

Answer: Option A

Explanation:

No answer description available for this question.

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

by
Question: 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.

Answer: Option B

Explanation:

No answer description available for this question.

Multistage operation (as in the case of catalytic oxidation of SO2) is not carried out for NH3 synthesis, because of

by
Question: Multistage operation (as in the case of catalytic oxidation of SO2) is not carried out for NH3 synthesis, because of
[A].

comparatively higher pressure drop.

[B].

high cost of the high pressure vessel used for the reactor.

[C].

higher pumping cost.

[D].

chances of entrainment and disturbance of catalyst bed.

Answer: Option B

Explanation:

No answer description available for this question.

AB, DEF, HIJK, ?, STUVWX

by
Question: AB, DEF, HIJK, ?, STUVWX
[A].

LMNO

[B].

LMNOP

[C].

MNOPQ

[D].

QRSTU

Answer: Option C

Explanation:

The number of letters in the terms of the given series increases by one at each step.

The first letter of each term is two steps ahead of the last letter of the preceding term.

However, each term consists of consecutive letters in order.

Electric process as compared to wet process (for the manufacture of phosphoric acid)

by
Question: Electric process as compared to wet process (for the manufacture of phosphoric acid)
[A].

can use only high grade phosphate rock.

[B].

is used less frequently.

[C].

produces a valuable by-product called gypsum.

[D].

is weak acid process.

Answer: Option B

Explanation:

No answer description available for this question.

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

by
Question: Fertiliser plant making ammonium sulphate employing gypsum-ammonia reaction (usual practice is to use ammonia and sulphuric acid) is located at
[A].

Rourkela (under SAIL)

[B].

Bokaro (under SAIL)

[C].

Sindri (under FCI)

[D].

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

Answer: Option C

Explanation:

No answer description available for this question.