Chemistry Bonus

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Across
  1. 4. the act of removing a solid using a filter
  2. 7. positive ion is a...
  3. 10. blood is considered a...
  4. 13. when atoms share electrons
  5. 15. when the energy state of an atom is low
  6. 18. cation and anion energy released
  7. 19. same atomic number, different mass number
  8. 20. results in a cation and anion
Down
  1. 1. discovered the electron
  2. 2. last column of the periodic table
  3. 3. paint is considered a...
  4. 5. to describe a shiny object
  5. 6. also known as a man-made element
  6. 8. elements that are good conductors
  7. 9. the amount of space an object consumes
  8. 11. the sugar in water is a...
  9. 12. elements that gain electrons to become an anion
  10. 14. James Chadwick discovered
  11. 16. negation ion is a...
  12. 17. An Alakli metal is a...