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Standard XII

Chemistry

Bleaching Powder

Chlorine gas ...

Question

Chlorine gas oxidises the following:

sodium sulphate

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sodium chloride

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potassium bromide

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potassium sulphate

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Solution

The correct option is C potassium bromide
Chlorine gas oxidises potassium bromide to bromine.
$2 K B r + C l_{2} \to 2 K C l + B r_{2}$

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Similar questions

Q. Chlorine gas oxidise the following :

Write the balanced equation for the following chemical reactions.

(i) Hydrogen + Chlorine → Hydrogen chloride

(ii) Barium chloride + Aluminium sulphate → Barium sulphate +

Aluminium chloride

(iii) Sodium + Water → Sodium hydroxide + Hydrogen

What do you observe when

(a) Lead nitrate is heated.

(b) Chlorine water is exposed to sunlight.

(d) $H_{2} S$ gas is passed through copper sulphate solution.

(e) Barium chloride is added to sodium sulphate solution.

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.

Q. From the list of substances given-Ammonium sulphate, Lead carbonate, chlorine, Copper nitrate, Ferrous sulphate -State a solution of the compound which gives a dirty green precipitate with sodium hydroxide.

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Chlorine gas oxidises the following:

The correct option is C potassium bromideChlorine gas oxidises potassium bromide to bromine.2KBr+Cl2→2KCl+Br2

The correct option is C potassium bromide
Chlorine gas oxidises potassium bromide to bromine.
$2 K B r + C l_{2} \to 2 K C l + B r_{2}$