Chemistry - Module 5 Vocab

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Across
  1. 1. vertical columns of elements arranged in order of increasing atomic number on the periodic table
  2. 5. relative ability of atoms to attract electrons
  3. 6. an atom or bonded group of atoms that has a positive or negative charge
  4. 7. to acquire a full set of eight valence electrons"
  5. 9. "______ earth metal; group 2 elements
  6. 11. has properties of both metals and nonmetals
Down
  1. 2. horizontal rows of elements arranged in order of increasing atomic number on the periodic table
  2. 3. the energy required to remove an electron from a gaseous atom
  3. 4. a highly reactive group 17 element
  4. 8. group 1 elements, except hydrogen
  5. 10. "rule which states that atoms tend to gain, lose, or share electrons in