Across
- 2. Symbol for Zinc chloride
- 3. Water fit for drinking
- 5. Percentage of salinity in the sea
- 6. Preservative used to make cheese and jam
- 7. Symbol for Magnesium
- 8. Proposed the atomic theory of matter
- 9. Elements in gaseous state that do not react chemically with other elements
- 10. Process by which water can be broken down into hydrogen and oxygen
Down
- 1. Process to use to seperate iron fillings from a mixture of iron fillings and sulphur
- 4. number of elements in the periodic table
- 9. Example of a substance which goes through sublimation (given in book)