Chap 5 vocab

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Across
  1. 2. - a column of elements in a periodic table
  2. 8. and right sides of the periodic table
  3. 9. that repeat from row to ro Period - a row in a periodic table of elements
  4. 10. electron - an electron that is in the highest occupied energy level
  5. 11. metals - elements that form a bridge between elements on the
Down
  1. 1. - elements that are poor conductors of heat and electric current
  2. 3. an atom
  3. 4. law - the pattern of repeating properties displayed by elements in
  4. 5. - elements with properties that fall between those of metals and
  5. 6. mass unit (amu) - one twelfth the mass of a carbon-12 atom Metals - elements that are good conductors of heat and electric current
  6. 7. table - an arrangement of elements in columns, based on a set of
  7. 11. periodic table