Chemical Engineering - Chemical Process

41. 

The catalyst used in the production of elemental sulphur from H2S (by oxidation-reduction) is

A. alumina
B. silica gel
C. platinum
D. nickel

Answer: Option A

Explanation:

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42. 

A good quality coal should have

A. low fusion point of ash
B. high ash content
C. high sulphur content
D. none of these

Answer: Option D

Explanation:

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43. 

Zeolite used in water softening process (cation exchange) is regenerated by washing with

A. brine
B. chloramines
C. sodium bisulphite
D. liquid chlorines

Answer: Option A

Explanation:

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44. 

The catalyst used in shift converter is

A. nickel
B. vanadium
C. silica gel
D. alumina

Answer: Option A

Explanation:

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45. 

Which of the following is a detergent ?

A. Benzene hexachloride
B. Alkyl benzene sulphonate
C. Polytetraflouroethylene
D. Cellulose nitrate

Answer: Option B

Explanation:

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