(a)[2]
State the electronic configuration for each ion in sodium oxide. sodium ion oxide ion
(b)[2]
When molten sodium oxide is electrolysed, sodium and oxygen are produced. Write equations for the reactions at the two electrodes. reaction at the negative electrode reaction at the positive electrode
(c)[1]
Explain how molten sodium oxide conducts electricity.
(d)[1]
Sodium oxide reacts with water to form sodium hydroxide. Construct the equation for this reaction.