periodic table

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Across
  1. 3. types of elements found in groups 17
  2. 8. elements found in groups 3-12
  3. 10. metals on the periodic table are mostly on which side?
  4. 11. something elements in the same group have in common
  5. 12. metals found in group 2
Down
  1. 1. number of known elements
  2. 2. what order the periodic table is arranged in
  3. 4. number found below the element name on the periodic
  4. 5. Created the periodic table
  5. 6. lanthanides and actinides are located where on the periodic table
  6. 7. metals found in group 1
  7. 9. elements in group 18 are all...