Periodic Table and Properties

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Across
  1. 3. the elements whose properties are intermediate between those of metals and nonmetals
  2. 5. the energy required for an atom to remove electrons
  3. 6. the horizontal rows in the periodic table
  4. 7. the elements with lower electronegativity
  5. 8. the tendency of an atom to attracts electrons
Down
  1. 1. the vertical rows in the periodic table
  2. 2. the subatomic particle that surrounds the nucleus
  3. 4. the elements with higher electronegativity