Answers section

Questions 1.7b

1. Indicate the number of electrons an atom of each of the following metals loses to form an ion (a) sodium (b) magnesium (c) aluminium
2. Write equations to represent ion formation by
   1. Sodium metal
   2. Magnesium metal
   3. Aluminium
3. Write equations to represent ion formation by
   1. Oxygen
   2. Chlorine

Answers to Questions 1.7(b)