Dehydrogenation of Isopropanol produces ____________________?

Question: Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H2O = Fe3O4 + 4H2, is not practised, as it is
[A].

a slow reaction.

[B].

a discontinuous reaction (requiring regeneration of iron by water gas intermittently).

[C].

still in development stage (by employing fluidised bed technique).

[D].

all (a), (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question.

Question: Neoprene is chemically known as
[A].

polybutadiene

[B].

styrene butadiene rubber (SBR)

[C].

polyurathane

[D].

polychloroprene

Answer: Option D

Explanation:

No answer description available for this question.

Question: Fluorescent dyes are added in detergents to
[A].

act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the whiteness appearance of white fabrics.

[B].

attain distinctiveness from other brands.

[C].

act as tarnish inhibitor for metals like German silver.

[D].

none of these

Answer: Option A

Explanation:

No answer description available for this question.