Write balanced chemical equations for the following reactions :
Hydrogen sulphide gas burns in air to give water and sulphur dioxide
(ii) Barium chloride reacts in aqueous solution reacts with zinc sulphate to give zinc chloride and barium sulphate.

Write balanced chemical equations for the following reactions : (i) Hydrogen sulphide gas burns in air to give water and sulphur dioxide. (ii) Sodium hydroxide solution is heated with granulated zinc.

Translate the following statements into chemical equations and then balance them. (i) Hydrogen gas combines with nitrogen to form ammonia. (ii) Hydrogen sulphide gas burns in air to give water and sulphur dioxide. (iii) Barium chloride reacts with aluminium sulphate to give aluminium chloride and a precipitate of barium sulphate. (iv) Potassium metal reacts with water to give potassium hydroxide and hydrogen gas.

Translate the following statements into chemical equations and then balance them . (a)Hydrogen gas combines with nitrogen to form ammonia . (b) Hydrogen sulphide gas burns in air to give water and sulphur dioxide. (c) Barium chloride reacts with aliminium sulphate to give aluminium chloride and a precipitate of barium sulphate. (d) Potassium metal reacts with water to give potassium hydroxide and hydrogen gas .

Translate the following statements into chemical equations and then balance them: (a) Hydrogen gas combines with nitrogen to form ammonia. (b) Hydrogen sulphide gas burns in air to give water and sulphur dioxide (c) Barium chloride reacts with aluminium sulphate to give aluminium chloride and a precipitate of barium sulphate. (d) Potassium metal react with water to give potassium hydroxide and hydrogen gas.

Translate the following statements into chemical equation and balance the equations : hydrogen sulphide gas burns in air to give water and sulphur dioxide.