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Question
State five uses of non-metals.
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Solution
Five uses of non-metals are:
- Hydrogen is used to manufacture ammonia.
- Hydrogen is also used in rocket fuel.
- Graphite is used to make electrodes of electrolytic cells and dry cells.
- Nitrogen, due to its inertness, is used to preserve food.
- Sulphur is used to vulcanise rubber.
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