Midterms Vocabulary Review

1234567891011121314151617181920
Across
  1. 2. An electron found on the outermost energy ring of an atom
  2. 5. A substance made of atoms
  3. 7. A table of the chemical elements arranged in an order
  4. 9. A substance composed of 2 or more elements that are chemically combined together
  5. 12. A measure on how easily an element will bond with other elements to form compounds
  6. 14. The large number in front of a chemical symbol in reaction equations.
  7. 18. A negatively charged particle
  8. 19. A particle with no charge
  9. 20. A positively charged particle
Down
  1. 1. Has properties of both metals and nonmetals
  2. 3. Causes a substance to change into an entirely different substance
  3. 4. Consisting of three parts - protons, neutrons, and electrons
  4. 6. Elements in the same vertical column of the periodic table
  5. 8. Atoms of 2 or more elements, which are covalently bonded together.
  6. 10. The number of protons in one atom of a particular element
  7. 11. The quantity of matter contained in an atom of an element
  8. 13. The process by which a substance changes to produce a different substance
  9. 15. One of the starting substances in a chemical reaction
  10. 16. One of the substances made during a chemical reaction
  11. 17. Elements in the same horizontal column of the periodic table