Chapter 9 Crossword Jonaven Camacho

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Across
  1. 1. vertical lines on the periodic table
  2. 5. horizontal lines on the periodic table
  3. 6. Electrons are _____ than neutrons and protons
  4. 7. the column number an element is in shows how many ____ electrons it has
  5. 10. what type of charge does an electron give off
Down
  1. 2. the row number of an element tells how many ___ the element has
  2. 3. is the type of model we use in class to show what an atom looks like
  3. 4. What type of charge does a proton give off
  4. 8. the middle of an atom made up of protons and neutrons
  5. 9. part of the nucleus that gives off no charge