Question

State five uses of non-metals.

Answer 1

Five uses of non-metals are:

1. Hydrogen is used to manufacture ammonia.
2. Hydrogen is also used in rocket fuel.
3. Graphite is used to make electrodes of electrolytic cells and dry cells.
4. Nitrogen, due to its inertness, is used to preserve food.
5. Sulphur is used to vulcanise rubber.