Chapter 5 vocab

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