Chapter 5 Vocabulary

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Across
  1. 3. All gaseous elements in group 18 on the periodic table.
  2. 5. All elements within group IA on the periodic table.
  3. 8. All elements within group IIA on the periodic table.
  4. 9. A column, or vertical line, in the periodic table.
  5. 11. Any metals within the central block of the periodic table.
  6. 12. A law stating that when elements are arranged in increasing atomic number, they demonstrate similar physical and chemical properties.
  7. 13. Any elements on the periodic table that are not metals.
  8. 14. The arrangement of chemical elements by increasing atomic number.
Down
  1. 1. A horizontal row in the periodic table.
  2. 2. Electrons located on the farthest shell of the nucleus in an atom.
  3. 4. Opaque, lustrous elements that are good conductors of heat and electricity.
  4. 6. Elements that display both metal and nonmetal properties.
  5. 7. Very reactive, non-metal elements located in group 17 on the periodic table.
  6. 10. The unit of mass used to express atomic and molecular weights.