CHEMICAL ENGINEERING

Question: Nickel made/clad equipments are suitable for handling
[A].

ammonia (both aqueous & anhydrous).

[B].

fruit juices, milk & its products and caustic soda solution.

[C].

nitric acid & hydrochloric acid (conc).

[D].

sulphuric acid (conc).

Answer: Option B

Explanation:

No answer description available for this question.

Question: Mild steel storage vessels are suitable for the storage of
[A].

anhydrous ammonia

[B].

fatty acids

[C].

hydrochloric acid (95%)

[D].

sulphuric acid (25%)

Answer: Option A

Explanation:

No answer description available for this question.

Question: Lead lined equipments & vessels are suitable for handling
[A].

hydrochloric acid (10%).

[B].

nitric acid.

[C].

sulphuric acid upto 60°C.

[D].

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

Answer: Option C

Explanation:

No answer description available for this question.

Question: Containers made of high silicon cast iron (14% Si) are not suitable for the storage of
[A].

acetic acid.

[B].

benzoic & boric acids.

[C].

phosphoric acid (95%) & sulphuric acid (95%).

[D].

hydrochloric acid (concentrated).

Answer: Option D

Explanation:

No answer description available for this question.

Question: Gunmetal and bronze are not corroded by the action of
[A].

wet chlorine.

[B].

synthetic detergent solution.

[C].

hydrochloric acid (10%).

[D].

nitric acid (< 25%).

Answer: Option B

Explanation:

No answer description available for this question.

Question: Out of the following, copper vessels are the most suitable for the storage of
[A].

bromine.

[B].

dry chlorine & dry fluorine.

[C].

nitric acid (95% and fuming).

[D].

phosphoric acid (95%) & sulphuric acid (95% and fuming).

Answer: Option B

Explanation:

No answer description available for this question.

Question: Cast iron vessels are not suitable for the storage of
[A].

freon

[B].

H2SO4 (95%) at room temperature

[C].

H2SO4 (fuming)

[D].

wet SO2

Answer: Option D

Explanation:

No answer description available for this question.

Question: Brass container is suitable for storing
[A].

aqueous ammonia

[B].

beer

[C].

H2SO4(95%)

[D].

phosphoric acid (95%)

Answer: Option B

Explanation:

No answer description available for this question.

Question: Aluminium storage vessel can be used to store
[A].

aqua regia

[B].

ferrous sulphate

[C].

hydrochloric acid (10%)

[D].

none of these

Answer: Option D

Explanation:

No answer description available for this question.

Question: H2SO4 (< 50% concentration) is corrosive to
[A].

aluminium, mild steel, stainless steel, concrete & tin.

[B].

copper, cast iron & high silicon iron (14% Si).

[C].

rubber (butyl and hard), silicone rubber & teflon.

[D].

glass, graphite, porcelain & stoneware.

Answer: Option A

Explanation:

No answer description available for this question.