(a) What is a balanced chemical equation ? Why should chemical equations be balanced ?
(b) Aluminium burns is chlorine to form aluminium chloride (AlCl3). Write a balanced chemical equation for this reation.
(c) Potassium metal reacts with water to give potassium hydroxide and hydrogen gas. Write a balanced chemical equation for this reaction.
Translate the statement into chemical equation and then balance:
Potassium metal reacts with water to give potassium hydroxide and hydrogen gas.