Hydrogenation of edible vegetable oils_________________?

Byadmin February 14, 2019August 22, 2021

Hydrogenation of edible vegetable oils_________________?

A. Is an exothermic reaction
B. Increases their melting point
C. Is done in presence of nickel catalyst
D. All A , B. and C.

CHEMICAL ENGINEERING | Chemical Process

Calcination of limestone is not done in a __________ kiln for producing lime.

Question: Calcination of limestone is not done in a __________ kiln for producing lime.
[A].

vertical shaft
[B].
rotary
[C].
fluidised bed
[D].
fixed bed

Answer: Option D

Explanation:

No answer description available for this question.

Read More Calcination of limestone is not done in a __________ kiln for producing lime.
Chemical Process

Main constituent of dolomite is __________________?

Main constituent of dolomite is __________________?

A. CaCO3
B. MgCO3
C. K2CO3
D. Na2CO3

Read More Main constituent of dolomite is __________________?
CHEMICAL ENGINEERING | Chemical Process

__________ are added in lacquers to remove film brittleness and to improve adhereness.

Question: __________ are added in lacquers to remove film brittleness and to improve adhereness.
[A].

Film forming materials
[B].
Plasticisers
[C].
Diluents
[D].
Solvents

Answer: Option B

Explanation:

No answer description available for this question.

Read More __________ are added in lacquers to remove film brittleness and to improve adhereness.
Chemical Process

In the manufacture of viscose rayon, the raw material used industrially is ____________________?

In the manufacture of viscose rayon, the raw material used industrially is ____________________?

A. Eucalyptus wood
B. Bamboo
C. Bagasse
D. Fine teak wood

Read More In the manufacture of viscose rayon, the raw material used industrially is ____________________?
Chemical Process

Nylon-6 as compared to Nylon-66 is having higher___________________?

Nylon-6 as compared to Nylon-66 is having higher___________________?

A. Hardness
B. Abrasion/resistance
C. Melting point
D. None of these

Read More Nylon-6 as compared to Nylon-66 is having higher___________________?
Chemical Process

Hydrazine is largely used____________________?

Hydrazine is largely used____________________?

A. As a starting material for ‘hypo’
B. In photographic industry
C. As rocket fuel
D. In printing industry

Read More Hydrazine is largely used____________________?

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