Carbon is present in the combined form (carbide) in case of______________________?

Question: Ammonium chloride solution is stored/ treated in __________ vessels/pipes.
[A].

plain carbon steel

[B].

stainless steel

[C].

rubber or durmet-20 lined

[D].

lead

Answer: Option C

Explanation:

No answer description available for this question.

Question: Bog iron used for the adsorption of H2S from coke oven gas is
[A].

an intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide).

[B].

iron impregnated with resin (usually bakelite).

[C].

carbon free iron.

[D].

none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Question: Atmospheric corrosion of metals result from their
[A].

slow oxidation

[B].

fast oxidation

[C].

fast hydration

[D].

slow dehydration

Answer: Option A

Explanation:

No answer description available for this question.