Chemistry

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Across
  1. 4. When you hit a metal, it makes a sound.
  2. 6. Using litmus paper, results are blue.
  3. 8. A substance that has no acid or alkali.
  4. 9. A substance that can melt your skin.
  5. 10. Something that can easily break.
Down
  1. 1. It may dissolve or burn your skin and materials.
  2. 2. It contains dangerous organisms such as bacteria.
  3. 3. table- Something that has 118 elements.
  4. 5. Is always around us.
  5. 7. Mixtures of metal.