Chemistry

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Across
  1. 3. Negatively charged subatomic particles
  2. 6. The study of what substances are made of
  3. 7. Makes up 78% of the air we breathe
  4. 9. Tiny particles that all matter is made of
  5. 10. The first column on the periodic table
  6. 11. Mixture of metals
Down
  1. 1. the substance in which the solute dissolves
  2. 2. A pure substance made of only one kind of atom.
  3. 4. A mixture when one substance dissolves another
  4. 5. Building blocks of protein
  5. 8. The Centre of an atom