Across
- 1. pH14
- 3. pH13
- 4. Strongest colour of an acid
- 6. pH1
- 10. pH0
- 12. pH4
- 16. Shows colour to determine pH number
- 19. Neutral
- 21. a process where substances interact and change into new substances
- 24. Chemical term for baking soda
- 26. pH11
- 27. A chemical reaction where an acid and an alkali mix together to form a substance with a neutral pH number
- 28. a compound formed when an acid reacts with an alkali during neutralisation
Down
- 2. A symbolic way of showing a chemical reaction using formulas
- 3. pH9
- 5. A tool to check if a liquid or gas is acidic or alkaline
- 6. pH3
- 7. Juice What’s stronger lemon juice or apple juice
- 8. pH6
- 9. one of the products formed during a neutralisation reaction
- 11. When something is equal or stable
- 13. Strongest colour of an alkali
- 14. To combine substances together
- 15. pH12
- 17. pH 0-6
- 18. pH5
- 20. pH2
- 22. pH 8-14
- 23. pH10
- 25. pH8
