PERIODIC TABLE

123456789
Across
  1. 3. What is the metallic character for Chlorine?
  2. 7. The electronegativity when across a period will?
  3. 8. Between sodium and potassium which has the larger atomic radius?
  4. 9. Ionisation energy when going down a group will?
Down
  1. 1. What is the classification for group 17?
  2. 2. What type of ions that are smaller than their neutral atoms?
  3. 4. What group that has five valence electrons?
  4. 5. What can we get with the principle quantum number of the electrons in valence shell?
  5. 6. What type of ions that are larger than their neutral atoms?