Question

State two uses of the following compound:

Hydrochloric acid

Answer 1

1. Hydrochloric acid is used to clean iron sheets before tin plating or galvanisation.
2. Hydrochloric acid is used in the preparation of chlorides, such as ammonium chloride (used in dry cells).
3. Hydrochloric acid is used in medicines and cosmetics.
4. Hydrochloric acid is used in the textile, dyeing and tanning industries.
5. Hydrochloric acid is used to make plastics such as polyvinyl chloride (PVC).