Question 12

When sodium peroxide is treated with dilute sulphuric acid, we get .....

(a) sodium sulphate and water

(b) sodium sulphate and oxygen

(c) sodium sulphate , hydrogen and oxgygen

(d) sodium sulphate and hydrogen peroxide

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Solution

When sodium peroxide is treated with dilute sulphuric acis, we get sodium sulphate and hydrogen peroxide (d)

$N a_{2} O_{2} + d i l . H_{2} S O_{4} \to N a_{2} S O_{4} + H_{2} O_{2}$

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Similar questions

Q. When sodium peroxide is treated with dilute sulphuric acid, we get ___________.

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 the substances given, name the substances which you would use to prepare each of the following salts:
List of substances: copper, lead, sodium, zinc, copper oxide, lead carbonate, sodium carbonate solution, dilute hydrochloric acid, dilute nitric acid and dilute sulphuric acid.
Salts: (a) zinc sulphate (b) copper sulphate (c) sodium sulphate (d) lead sulphate.

Q. When sodium peroxide is treated with dilute sulphuric acid _________

Write the balanced chemical equations for the following reactions-

(a) Sodium carbonate on reaction with hydrochloric acid in equal molar concentration gives sodium chloride and sodium hydrogen carbonate.

(b) Sodium hydrogen carbonate on reaction with hydrochloric acid gives sodium chloride, water and liberates carbon dioxide.

(c) Copper sulphate on treatment with potassium iodide precipitates cuprous iodide $({Cu}_{2} I_{2})$ , liberates iodine gas and also forms potassium sulphate.

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Question 12 When sodium peroxide is treated with dilute sulphuric acid, we get ..... (a) sodium sulphate and water (b) sodium sulphate and oxygen (c) sodium sulphate , hydrogen and oxgygen (d) sodium sulphate and hydrogen peroxide

When sodium peroxide is treated with dilute sulphuric acis, we get sodium sulphate and hydrogen peroxide (d) Na2O2+dil.H2SO4→Na2SO4+H2O2

Question 12

When sodium peroxide is treated with dilute sulphuric acid, we get .....

(a) sodium sulphate and water

(b) sodium sulphate and oxygen

(c) sodium sulphate , hydrogen and oxgygen

(d) sodium sulphate and hydrogen peroxide

When sodium peroxide is treated with dilute sulphuric acis, we get sodium sulphate and hydrogen peroxide (d)

$N a_{2} O_{2} + d i l . H_{2} S O_{4} \to N a_{2} S O_{4} + H_{2} O_{2}$