Question 19.2
Write the balanced chemical equation for the following reaction and identify the type of reaction:

Sodium hydroxide solution is treated with acetic acid to form sodium acetate and water.

Question 33
Write a balanced chemical equation for each of the following reactions and also classify them.

(a) Lead acetate solution is treated with dilute hydrochloric acid to form lead chloride and acetic acid solution.

(b) A piece of sodium metal is added to absolute ethanol to form sodium ethoxide and hydrogen gas.

(c) Iron (III) oxide on heating with carbon monoxide gas reacts to form solid iron and liberates carbon dioxide gas.

Question 19.3

Write the balanced chemical equation for the following reaction and identify the type of reaction.

Ethanol is warmed with ethanoic acid to form ethyl acetate in the presence of concentrated ${\text{H}}_2{\text{SO}}_4$.

Write a balanced chemical equation with state symbols for the following reactions.

(i) Solutions of barium chloride and sodium sulphate in water react to give insoluble barium sulphate and the solution of sodium chloride.

(ii) Sodium hydroxide solution (in water) reacts with hydrochloric acid solution (in water) to produce sodium chloride solution and water.