1.

Translate the following chemical reactions into equations, adding symbols to make them more informative:(i) Solid calcium oxide reacts with water to form a solution of calcium hydroxide(ii) Lead nitrate crystals when heated, form solid lead oxide along with the evolution of nitrogen dioxide and oxygen gases(iii) Zinc dust when mixed with dilute hydrochloric acid forms zinc chloride solution and hydrogen gas(iv) Barium chloride solution when treated with sodium sulphate solution forms a white precipitate of barium sulphate and sodium chloride solution​

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