What does the Periodic Table show me?

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Across
  1. 3. the name for the Group 1 elements
  2. 7. the name for the metals found between Group 2 and Group 3
  3. 8. the number of neutrons and protons of an element's atom (when added together)
  4. 9. the name for the rows of the Periodic Table
  5. 10. the name for the columns of the Periodic Table
  6. 11. which elements are stable/ unreactive and have a full outer orbital of electrons?
Down
  1. 1. the man who is responsible for the modern periodic table
  2. 2. the name for the Group 2 elements
  3. 4. the name for the Group 7 elements
  4. 5. the number of protons, or electrons of an element's atom
  5. 6. elements in same vertical column are said to be in this, because they react in a similar way and share properties