Across
- 2. oxygen and hydrogen bonded together and holding an additional electron so that it is negatively charged
- 6. a base will turn litmus paper this color
- 12. this is the meaning of the abreviation “pH”
- 14. this is formed along with water when an acid and a base react with one another
- 16. bases feel this way to the touch
- 17. a solution with an excess of H⁺ ions
- 18. a substance that changes color when it comes into contact with another certain substance
- 19. neutral number on the pH scale
- 20. the strength of an acid depends on the ___________ of hydrogen ions
Down
- 1. the taste of an acid
- 3. the term for being neither acid or base
- 4. a hydrogen that has lost its electron and is positively charged
- 5. a solution with an excess of OH⁻ ions
- 7. react with acids, corrosive
- 8. paper treated with a chemical that changes color if it comes into contact with an acid or a base
- 9. an alternate term for “base”
- 10. reacts with bases, corrosive
- 11. an acid with turn litmus paper this color
- 13. when water molecules pull apart and form separate ions
- 15. the taste of a base
