Year 8 Chemistry Part 1

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Across
  1. 3. - A substance made of two or more different elements chemically bonded.
  2. 6. - the number of protons and electrons
  3. 7. - A negatively charged subatomic particle that orbits the nucleus.
  4. 9. - rows on the periodic table
  5. 11. - A positively charged subatomic particle found in the nucleus.
  6. 13. - Two or more atoms chemically bonded together.ELEMENT - A pure substance made of only one type of atom.
  7. 14. - appearance of a non-metal
  8. 15. - appearance of a metal
  9. 16. - the number of protons + neutrons
Down
  1. 1. - The name of the table that organizes all known elements.
  2. 2. - columns on the periodic table
  3. 4. - property of metals that means it can be stretched into wires
  4. 5. - one or two letter abbreviation for a chemical on the periodic table
  5. 8. - A subatomic particle found in the nucleus with no electrical charge.
  6. 10. - property of non-metals meaning it can break easily
  7. 12. - the centre of the atom
  8. 13. - property of metals that means it can be shaped