8th staar review chemistry

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Across
  1. 3. made of subatomic particles
  2. 6. the columns in the periodic table
  3. 7. left side of a chemical reaction, what reacts with each.
  4. 10. atomic ____ is the number of neutrons and protons in a atom
  5. 11. _____ electrons are the electrons that determine reactivity
  6. 14. how likely an element is to react with another
  7. 15. good conductors, shiny and malleable
  8. 16. electron ______ is where the electrons are located
  9. 17. the rows in the periodic table
  10. 18. a chemical _____ shows the amount of specific atoms there are in a compound
Down
  1. 1. good insulators, no luster and brittle solid
  2. 2. where protons and neutrons are located
  3. 4. neutral subatomic particle
  4. 5. right side of a chemical reaction, what the end results are
  5. 8. atomic ____ is the number that identifies an element(also tells you the number of protons)
  6. 9. negative subatomic particle
  7. 12. semi-conductors, only few found in the periodic table
  8. 13. what occupies space
  9. 17. positive subatomic particle