Acids and Alkalis

12345678910
Across
  1. 2. The type of indictor used to tell if something is an acid or an alkali.
  2. 5. When you add water to an acid it has been ......
  3. 7. The type of indicator used to test the strength of an acid or alkali.
  4. 8. Soap is a type of ........
  5. 9. Many acids that we will not use in the lab are classified as....
Down
  1. 1. The reaction when an acid and an alkali are added together.
  2. 3. Most acids in the lab are classified as ...... or irritant.
  3. 4. A substance that is pH7 (green) on the pH scale is a ....... substance.
  4. 6. Vinegar and lemon juice are types of ......
  5. 10. The colour of a strong acid on the pH scale.