Chemistry

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Across
  1. 5. Property of a substance that causes burns to skin and eyes and damages other materials.
  2. 6. A mixture that may contain two or more different metal elements, or one or more metal element and a non-metal element.
  3. 7. The change of state from gas to liquid.
  4. 10. Type of indicator which turns red in an acid and blue in a base.
  5. 11. A substance that dissolves in water to make a solution with a pH of more than 7.
Down
  1. 1. The change of state from liquid to solid.
  2. 2. Substance which has a pH of less than 7 on the pH scale.
  3. 3. A substance that contains atoms of more than one element strongly held together.
  4. 4. A physical property which means something can be shaped or bent.
  5. 8. The smallest particle of a substance (element) that can exist and still be the same substance.
  6. 9. Neither acid nor basic. If soluble, it produces a solution of pH 7.