Chemical Process

Question: Builders are added in soap to act as
[A].

cleaning power booster

[B].

anti-redeposition agent

[C].

corrosion inhibitor

[D].

fabric brightener

Answer: Option A

Explanation:

No answer description available for this question.

Question: Free alkali in a toilet soap is __________ that in a laundary shop.
[A].

less than

[B].

more than

[C].

same

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.

Question: Fat splitting catalyst is
[A].

CaCO3

[B].

ZnO

[C].

Al2O3

[D].

Fe

Answer: Option B

Explanation:

No answer description available for this question.

Question: Metallic soap is __________ salt of fatty acids.
[A].

sodium

[B].

potassium

[C].

both sodium & potassium

[D].

aluminium or calcium

Answer: Option D

Explanation:

No answer description available for this question.

Question: Catalyst used in the hydrogenation of oil is
[A].

nickel

[B].

platinum

[C].

iron

[D].

alumina

Answer: Option A

Explanation:

No answer description available for this question.

Question: Hydrogenation of oil does not
[A].

remove double bonds.

[B].

raise its melting point.

[C].

improve its resistance to oxidation.

[D].

none of these.

Answer: Option D

Explanation:

No answer description available for this question.

Question: Oil is a/an
[A].

mixture of glycerides.

[B].

mixture of glycerides of fatty acids.

[C].

solid at normal temperature.

[D].

ester of alcohols other than glycerine.

Answer: Option B

Explanation:

No answer description available for this question.

Question: Widely used method for the conditioning of boiler feed water is the
[A].

cold lime process

[B].

coagulation

[C].

hot-lime soda process

[D].

sequestration

Answer: Option C

Explanation:

No answer description available for this question.

Question: Permanent hardness of water is due to the presence of calcium & magnesium
[A].

bi-carbonates

[B].

sulphates & chlorides

[C].

carbonate

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.

Question: Glauber’s salt is chemically
[A].

calcium sulphate

[B].

potassium sulphate

[C].

potassium chlorate

[D].

none of these

Answer: Option D

Explanation:

No answer description available for this question.