In polar stratospheric clouds, chlorine nitrate on hydrolysis yields:

Hypochlorous acid and nitric acid

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Hydrogen chloride and nitrogen

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Nitric acid and chlorine

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None of the above

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Solution

Polar stratospheric clouds provide surface on which hydrolysis of ClONO2 takes place to form HOCl (Hypochlorous acid).

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Similar questions

Write the balanced chemical equations of the following reactions.

(a) Sodium hydroxide + sulphuric acid $\to$ sodium sulphate + water

(b) Potassium bicarbonate + sulphuric acid $\to$ potassium sulphate + carbon dioxide + water

(d) Chlorine + sulphur dioxide + water $\to$ sulphuric acid + hydrogen chloride

(e) Silver nitrate $\to$ silver + nitrogen dioxide + oxygen

(f) Copper + nitric acid $\to$ copper nitrate + nitric oxide + water

(g) Ammonia + oxygen $\to$ nitric oxide + water

(h) Barium chloride + sulphuric acid $\to$ barium sulphate + hydrochloric acid

(i) Zinc sulphide + oxygen $\to$ zinc oxide + sulphur dioxide

(j) Aluminium carbide + water $\to$ aluminium hydroxide + methane

(k) Iron pyrites ( $F e S_{2}$ ) + oxygen $\to$ ferric oxide + sulphur dioxide

(l) Potassium permanganate + hydrochloric acid $\to$ potassium chloride + manganese chloride + chlorine + water

(m) Aluminium sulphate + sodium hydroxide $\to$ sodium sulphate + sodium meta aluminate + water.

(n) Aluminium + sodium hydroxide + water $\to$ sodium meta aluminate + hydrogen

(o) Potassium dichromate + sulphuric acid $\to$ potassium chloride + chromium chloride + water + chlorine.

(p) Sulphur + nitric acid $\to$ sulphuric acid + nitrogen dioxide + water.

(q) Sodium chloride + manganese dioxide + sulphuric acid $\to$ sodium hydrogen sulphate + manganese sulphate + water + chlorine.

Fill in the blanks:
(i) Aqua-regia is a mixture of _________.
(ii) A constant boiling mixture of water and hydrochloric acid is also called as _________.
(iii) ________ agent converts hydrochloric acid to chlorine.
(iv) Hydrogen and chlorine reacts in presence of _________ to form hydrogen chloride.
(v) On addition of silver nitrate to hydrochloric acid ________ precipitate is formed which is soluble in __________.
(vi) The white precipitate of lead chloride is soluble in __________.

In polar stratospheric clouds, chlorine nitrate on hydrolysis yields:

Q. On the surface of polar stratospheric clouds, hydrolysis of chlorine nitrate gives A and B while its reaction with

H C l

produces B and C. A, B and C are, respectively

Q. Assertion :Free chlorine is the Oxidising agent in aqua regia. Reason: It is present in high concentration as compared to nitric acid. Nitric acid reacts with HCl to form nitrosyl chloride NOCl,chlorine and water.

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