Chemical Engineering

Question: Grignard reagent is chemically known as
[A].

ethyl magnesium chloride.

[B].

methyl magnesium chloride.

[C].

dichlorophenol.

[D].

monochloro acetic acid.

Answer: Option A

Explanation:

No answer description available for this question.

Question: __________ is produced by the dehydrogenation of ethyl benzene.
[A].

Styrene

[B].

Ethyl alcohol

[C].

Cumene

[D].

Phenol

Answer: Option A

Explanation:

No answer description available for this question.

Question: Carbon tetrachloride (CCl4) is the starting raw material for the manufacture of
[A].

trichloroethylene

[B].

perchloroethylene

[C].

parathion

[D].

methanol

Answer: Option B

Explanation:

No answer description available for this question.

Question: Fusion of bauxite and __________ produces high alumina cement.
[A].

alum

[B].

limestone

[C].

coke

[D].

quartz

Answer: Option B

Explanation:

No answer description available for this question.

Question: Multistage catalytic converter is not used in the
[A].

conversion of SO2 to SO3

[B].

NH3 synthesis reaction.

[C].

both (a) & (b).

[D].

neither (a) nor (b).

Answer: Option B

Explanation:

No answer description available for this question.

Question: Percentage of uranium in carnotite ore found in Jadugoda (Jharkhand) is about
[A].

0.1 to 0.5

[B].

1 to 5

[C].

5 to 10

[D].

15 to 25

Answer: Option A

Explanation:

No answer description available for this question.

Question: __________ is produced using molasses as the starting raw material.
[A].

Methyl alcohol

[B].

Ethyl alcohol

[C].

Benzol

[D].

Dimethyl ether

Answer: Option B

Explanation:

No answer description available for this question.

Question: More than 100 percent of __________ is present in oleum.
[A].

SO3

[B].

H2SO4

[C].

H2SO3

[D].

SO2

Answer: Option B

Explanation:

No answer description available for this question.

Question: A mixture of chlorine & sodium bromide acts as a/an
[A].

insecticides

[B].

analgesic drug

[C].

fire retardant

[D].

hydrogenation catalyst

Answer: Option C

Explanation:

No answer description available for this question.

Question: __________ are used as corrosion inhibitor for iron & steel in aqueous solutions.
[A].

Phosphates

[B].

Chromates

[C].

Sulphates

[D].

Bi-carbonates

Answer: Option B

Explanation:

No answer description available for this question.