Periodic classification of elements

12345678910111213141516
Across
  1. 1. no:ofvalanceelectrons
  2. 4. elementwithat.no:78
  3. 6. Kindicates
  4. 7. triadsexplainedby
  5. 10. elementwithat.no:13
  6. 12. horizontalrows
  7. 14. at.no:ofMg
  8. 15. Naindicates
  9. 16. no:ofelectrons
Down
  1. 2. elementhavingat.no:6
  2. 3. elementhavingat.no:20
  3. 5. fatheroflawofoctaves
  4. 7. radiusofanatom
  5. 8. elementwithat.no:29
  6. 9. verticalcolumns
  7. 11. fatherofbtriads
  8. 13. Puindicates