Elements

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Across
  1. 1. Has a relative atomic mass of 32.
  2. 5. Has the chemical symbol 'K'.
  3. 8. Used for jewellery.
  4. 9. Two or more types of atoms that are not chemically bonded.
  5. 11. The first element in the periodic table.
  6. 12. What everything is made of.
  7. 13. Has a relative atomic mass of 238.
  8. 14. Is a gas that can be used in signs to make them glow red.
Down
  1. 1. Has the chemical symbol 'Na'.
  2. 2. Name for the table filled with elements.
  3. 3. Has the chemical symbol 'Co'
  4. 4. A type of metal. Burns white in a bunsen burner.
  5. 6. Two or more types of atoms that are chemically bonded.
  6. 7. Has a relative atomic mass of 39.9.
  7. 10. A collection of the same type of atom.