GHI4 Chemistry 1

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Across
  1. 3. able to hammer into thin sheets
  2. 5. A subatomic particle with a negative charge
  3. 6. Greek philosopher who first theorized the atom
  4. 8. a testable prediction
  5. 12. Russian chemist who developed the first Periodic Table
  6. 14. A subatomic particle with a neutral charge
  7. 16. ______________ is the study of matter and the changes it undergoes.
  8. 18. element that conducts heat and electricity poorly
  9. 19. The _________________ is the building block of matter.
Down
  1. 1. The _________ Method is a method of experimentation that results in reliable conclusions
  2. 2. Father of Modern Chemistry
  3. 4. A subatomic particle with a positive charge
  4. 7. Elements are arranged in the Periodic Table by ___________ atomic number
  5. 9. A substance made of only one kind of atom is called an _____________________.
  6. 10. electrons in the outer most shell
  7. 11. element that has properties of metals and nonmetals
  8. 12. ________________is everything that occupies space and has mass.
  9. 13. shiny
  10. 15. where protons and neutrons exist
  11. 17. element that conducts heat and electricity well