Reactions, Acids, and Bases

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Across
  1. 1. The rule that atoms cannot be created or destroyed in a reaction. (3 words, no spaces)
  2. 3. The ion released by bases in a solution (OH-).
  3. 5. A substance with a pH greater than 7.
  4. 8. The starting substances in a chemical reaction.
  5. 12. A substance that changes colour in the presence of an acid or base.
Down
  1. 2. A substance with a pH of 7.
  2. 3. The ion released by acids in a solution (H⁺).
  3. 4. A number placed before a formula to balance an equation.
  4. 6. Able to burn or corrode living tissue, like skin.
  5. 7. A substance formed by a chemical reaction.
  6. 9. A substance with a pH less than 7.
  7. 10. A substance with a pH greater than 7.
  8. 11. An atom or molecule that has a net electrical charge.