Saponification number of an oil or fat____________________?

Byadmin February 14, 2019August 22, 2021

Saponification number of an oil or fat____________________?

A. Gives an idea about its molecular weight
B. Is inversely proportional to its molecular weight
C. Detects its adulteration
D. All A , B. & C.

Chemical Process

Glauber’s salt is chemically represented by____________________?

Glauber’s salt is chemically represented by____________________?

A. Na2SO4.10H2O
B. CaCl(OCl)
C. CaSO4.H2O
D. (NH4)2SO4

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CHEMICAL ENGINEERING | Chemical Process

Cumene (isopropyl benzene) is made by

Question: Cumene (isopropyl benzene) is made by
[A].

oxidation of napthalene.
[B].
propylene alkylation of benzene.
[C].
polymerisation of a mixture of benzene & propylene.
[D].
none of these.

Answer: Option B

Explanation:

No answer description available for this question.

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Chemical Process

Common salt is generally not produced commonly by ________________ method from brine ?

Common salt is generally not produced commonly by ________________ method from brine ?

A. Freeze drying
B. Electrolytic
C. Solar evaporation
D. Vacuum evaporation

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CHEMICAL ENGINEERING | Chemical Process

Hydrodenation of vegetable oils is a/an __________ reaction.

Question: Hydrodenation of vegetable oils is a/an __________ reaction.
[A].

endothermic
[B].
autocatalytic
[C].
exothermic
[D].
homogenous

Answer: Option C

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Process

Hydrocynic acid (HCN) is used as an insecticide for

Question: Hydrocynic acid (HCN) is used as an insecticide for
[A].

controlling timber degradation by ants
[B].
controlling poultry lice
[C].
potato beetle
[D].
citrus fruits

Answer: Option D

Explanation:

No answer description available for this question.

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CHEMICAL ENGINEERING | Chemical Process

Naphthalene is removed from coke oven gas by

Question: Naphthalene is removed from coke oven gas by
[A].

adsorbing on palladium.
[B].
absorbing in ethanolamine.
[C].
scrubbing with wash oil.
[D].
passing it through electrostatic precipitator.

Answer: Option C

Explanation:

No answer description available for this question.

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