Ch. 1 Sec. 3 Quiz Review

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Across
  1. 2. can be drawn into a fine wire
  2. 4. Each group contains elements with _______ chemical properties.
  3. 7. describes how shiny a substance is
  4. 8. an element that is a good electrical conductor and a good heat conductor; most are malleable, ductile, and have luster.
  5. 10. elements in Group 18 of the periodic table; they are generally unreactive and are gases at room temperature
  6. 11. the vertical columns of the periodic table
Down
  1. 1. the horizontal rows of the periodic table
  2. 3. can be hammered or rolled into thin sheets
  3. 5. an element that has some characteristics of metals and some characteristics of nonmetals; some are semiconductors of electricity
  4. 6. an element that is a poor conductor of heat and electricity; many are gases and most solids are brittle and dull in appearance
  5. 9. Physical and chemical properties change somewhat ______ across a period.