Consider the production of ammonia from methene and air as raw materials. The catalyst used are: (i) __________ for steam reforming of methane and (ii) __________ for ammonia synthesis.

by
Question: Consider the production of ammonia from methene and air as raw materials. The catalyst used are: (i) __________ for steam reforming of methane and (ii) __________ for ammonia synthesis.
[A].

i – Ni/Al2O3; ii – Cu – ZnO/Al2O3

[B].

i – Fe/Al2O3; ii – Cu – ZnO/Al2O3

[C].

i – Ni/Al2O3; ii – Fe/Al2O3

[D].

i – Fe/Al2O3; ii – Ni/Al2O3

Answer: Option C

Explanation:

No answer description available for this question.

In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed :

by
Question: In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed :
[A].

furnace → converter → absorber

[B].

furnace → evaporator → absorber

[C].

furnace → converter → evaporator

[D].

converter → furnace → absorber

Answer: Option A

Explanation:

No answer description available for this question.

For the hydrogenation of oils __________ (A) __________ is commonly used as catalyst and __________ (B) __________ is a catalyst poison.

by
Question: For the hydrogenation of oils __________ (A) __________ is commonly used as catalyst and __________ (B) __________ is a catalyst poison.
[A].

(A) platinum (B) sulphur

[B].

(A) palladium (B) oxygen

[C].

(A) nickel (B) sulphur

[D].

(A) nickel (B) oxygen

Answer: Option C

Explanation:

No answer description available for this question.

One of the steps during refining of cane sugar consists of addition of hydrated lime to the sugar syrup followed by carbonation of the resulting solution. The purpose of this step is to

by
Question: One of the steps during refining of cane sugar consists of addition of hydrated lime to the sugar syrup followed by carbonation of the resulting solution. The purpose of this step is to
[A].

adjust the pH of the syrup.

[B].

remove the coloring matter from the syrup.

[C].

reduce the viscosity of the syrup.

[D].

improve the rate of crystallisation of sugar.

Answer: Option A

Explanation:

No answer description available for this question.

Lioness go for hunting

by
Question: Lioness go for hunting
[A].

all alone

[B].

with their male partners only

[C].

with their cubs and male partners

[D].

with their cubs only

Answer: Option C

Explanation:

No answer description available for this question.