Chapter 5 vocabulary

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Across
  1. 2. -the elements in group 1A of the periodic table, not including hydrogen
  2. 5. -the pattern of repeating properties displayed by elements in the periodic table
  3. 6. -elements with properties that fall between those of metals and nonmetals
  4. 8. -a column of elements in a periodic table
  5. 9. -the elements in group 2A of the periodic table
  6. 12. -a row in a periodic table of elements
  7. 13. -an arrangement of elements in columns, based on a set of properties that repeat from row to row
  8. 14. -the elements in group 8A of the periodic table
Down
  1. 1. -an electron that is in the highest occupied energy level of an atom
  2. 3. -elements that are poor conductors of heat and electric current
  3. 4. -the elements in group 7A of the periodic table
  4. 7. - elements that form a bridge between elements on the left and right sides of the periodic table
  5. 10. -elements that are good conductors of heat and electric current
  6. 11. -one twelfth the mass of a carbon-12 atom