Matter

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Across
  1. 8. must have 8 electrons in the outrmot energy level
  2. 10. tightly packed, fixed position
  3. 11. outer most enegy levvel of an atom
  4. 14. how easily a substance combines with another chemically with another substance
  5. 15. tightly packed but fr apart to slide off each other
  6. 16. react violenty with water
  7. 18. metals that can be drawn out into wires malleability metals that can be hammered, rolled out, shaped without breaking
  8. 19. tempure at which a liquid changes to a gas
  9. 21. object that can resits being crushed or deformed
  10. 22. burns in the presence of oxygen
Down
  1. 1. the temperature a solid changes to a liquid
  2. 2. The number of protons and electrons
  3. 3. an object that can easily be broken or crushed
  4. 4. mixture that is not distributed equally
  5. 5. Shows all known elements
  6. 6. affected by magnetic fields
  7. 7. metals that allow an electric current to pass through them
  8. 9. mixture that is distributed equally
  9. 12. property of a substance that allows it to be dissolved
  10. 13. pure substances that cannot be separated by physical or chemical means
  11. 17. The number of protons and neutrons in the nucleus
  12. 20. very far part, move freely