Across
- 3. This can be used to test the pH of a solution
- 11. This is the raw material that goes in the Blast Furnace.
- 12. When added to a metal this produces a sulfate salt and hydrogen
- 13. This type of solution has a pH of 7
- 14. What is extracted using the Blast Furnace?
- 15. An acidic solution will turn universal indicator this colour
- 16. A neutral solution will turn universal indicator this colour
- 17. This is used to test the pH of a solution.
Down
- 1. This is produced when carbon is burned in oxygen
- 2. This happens when an acid is added to an alkali
- 4. When added to a metal this produces a chloride salt and hydrogen
- 5. This is a mixture of two or more elements, one of which must be a metal.
- 6. This is used to remove impurities in iron extraction.
- 7. This has a pH of 2.
- 8. This has a pH of 14
- 9. This is a source of fuel in the Blast Furnace.
- 10. An alakaline solution will turn universal indicator this colour