Fun Learning

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Across
  1. 1. reaction: Are changes in the structure of molecules
  2. 5. number: The degree of oxidation of an atom or ion.
  3. 6. Substance that is formed as the result of a chemical reaction.
  4. 9. The force which holds atoms together
  5. 10. Are the building blocks for all matter.
Down
  1. 2. Is a symbolic representation of a chemical reaction.
  2. 3. table: Shows element symbols, atomic numbers.
  3. 4. Numbers and symbols that show how to work something out.
  4. 7. A substance formed from two or more elements
  5. 8. Are the general term used to describe pieces of matter.