Temporary hardness of water can be removed by__________________?

Question: Calcination of gypsum produces
[A].

plaster of paris

[B].

salt cake

[C].

nitre cake

[D].

lime

Answer: Option A

Explanation:

No answer description available for this question.

Question: Naphthols are derivates of
[A].

methyl amine

[B].

naphthalene

[C].

phenol

[D].

xylene

Answer: Option B

Explanation:

No answer description available for this question.

Question: Margarine is a/an
[A].

fat

[B].

explosive

[C].

plasticiser

[D].

rocket propellant

Answer: Option A

Explanation:

No answer description available for this question.