Chemical Process - Practice Test

[#446] Glauber's salt is chemically represented by

(A) Na 2 SO 4 .10H 2 O

(B) CaCl(OCl)

(C) CaSO 4 .H 2 O

(D) (NH 4 ) 2 SO 4

Correct Answer

(A) Na 2 SO 4 .10H 2 O

[#447] Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain high amount of saturated fatty acids, it is termed as __________ oil.

(A) Drying

(B) Semi-drying

(C) Non-drying

(D) None of these

Correct Answer

(C) Non-drying

[#448] An alkali metal salt of palmitic acid is known as

(A) Soap

(B) Metallic soap

(C) Detergent

(D) Alkaloid

Correct Answer

(B) Metallic soap

[#449] Which form of sulphur is the most stable at room temperature?

(A) Plastic

(B) Monoclinic

(C) Rhombic

(D) Flowers of sulphur

Correct Answer

(C) Rhombic

[#450] Transparent soaps (e.g. Pears) are

(A) Usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and finally washed with methylated spirit to achieve transparency

(B) Metallic soaps with frothing agent and free stearic acid to achieve transparency

(C) Metallic soaps with frothing agent from which glycerine has not been recovered

(D) None of these

Correct Answer

(A) Usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and finally washed with methylated spirit to achieve transparency

Chemical Process - Study Mode

[#446] Glauber's salt is chemically represented by

Correct Answer

[#447] Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain high amount of saturated fatty acids, it is termed as __________ oil.

Correct Answer

[#448] An alkali metal salt of palmitic acid is known as

Correct Answer

[#449] Which form of sulphur is the most stable at room temperature?

Correct Answer

[#450] Transparent soaps (e.g. Pears) are

Correct Answer