Across
- 2. colour that universal indicator turns in water
- 6. chemical with a pH of more than 7
- 7. chemical with a pH of less than 7
- 8. Basic substance that neutralises acids in the mouth
- 9. Black carbon solid produced in incomplete combustion
- 12. An alkane with 8 carbons
- 13. colour litmus paper turns in a base
- 14. Acid that forms nitrate salts
- 17. Medication that neutralises stomach acid
- 18. Chemical reaction where a substance reacts with oxygen to release heat
Down
- 1. An alkane with 1 carbon
- 3. chemical with a pH of 7
- 4. Acid that forms chloride salts
- 5. Liquid used to test for carbon dioxide
- 10. Gas required for combustion to occur
- 11. Product of an acid-base reaction (not water)
- 15. Type of combustion that happens when there is not enough oxygen
- 16. colour litmus paper turns in an acid
- 19. Acid that forms sulfate salts