Neutralisation

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Across
  1. 2. used to raise the pH of an acid soil
  2. 6. red vegetable used to make an indicator
  3. 8. pH 7
  4. 9. used in a chemical reaction
  5. 10. ions produced by an alkali
  6. 11. pH 8-14
  7. 13. common "bench" acid
Down
  1. 1. pH 1-6
  2. 3. made in a chemical reaction
  3. 4. a chemical that will neutralise an acid
  4. 5. reaction where a base is added to an acid
  5. 7. Made in neutralisation reactions
  6. 12. hydrogen ion
  7. 14. Colour of red cabbbage indicator in a strong alkali