Acids and Alkalis
Across
- 3. occurs when a new substance is formed
- 4. when an insoluble solid emerges from a liquid in a chemical reaction
- 6. process of rapid oxidation
- 8. a form of matter that is either acid or alkaline
- 10. the starting substances that are used up for a chemical word equstion
- 14. represents a chemical reaction by naming substances
- 15. the arrow symbol in a chemical word equation
- 17. a change where no new substances are created, and is typically reversible
- 18. another word for bubbles or fizz
- 19. a substance with a PH level lower than 7
- 20. a solution of dyes from lichens
Down
- 1. a PH indicator that reveals the PH level of a substance
- 2. an acid/alkaline is stronger when it is ____
- 5. the new substances formed in the reaction for a chemical word equation
- 7. a change where a substance is altered into another.
- 9. a substance with a PH level of 7
- 11. a word referring to a substance that could burn your skin and eyes.
- 12. an acid/alkaline is weaker when it is ____
- 13. a substance with a PH level higher than 7
- 16. a measurer of how acidic or alkaline a solution is