Blue vitriol is chemically___________________?

Question: __________ is not a constituent of gun powder.
[A].

Carbon

[B].

Charcoal

[C].

Sulphur

[D].

Potassium nitrate

Answer: Option A

Explanation:

No answer description available for this question.

Question: __________ is a polysacchride.
[A].

Maltose

[B].

Starch

[C].

Sucrose

[D].

Glucose

Answer: Option B

Explanation:

No answer description available for this question.

Question: Concentration of NaOH solution produced by mercury electrolytic cell is about __________ percent.
[A].

10

[B].

25

[C].

50

[D].

98

Answer: Option C

Explanation:

No answer description available for this question.

Question: __________ is the major constituent of the Portland cement.
[A].

Calcium carbonate

[B].

Calcium oxide

[C].

Tricalcium silicate

[D].

Calcium sulphate

Answer: Option C

Explanation:

No answer description available for this question.

Question: Coke oven gas consists mainly of
[A].

H2, & CH4

[B].

CO, & CO2

[C].

H2, & CO

[D].

CH4, & CO

Answer: Option A

Explanation:

No answer description available for this question.