C2

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Across
  1. 1. Likes to chase mice
  2. 6. "Max two electrons in the same orbital"
  3. 7. the kind of bond is determined by it
  4. 9. in f-block
  5. 11. row of the periodic table
  6. 14. The other side of the particle
  7. 15. Flying mammal
Down
  1. 2. In the last but one column
  2. 3. electrons disposition
  3. 4. Large marsupial
  4. 5. He did not know the exact electron
  5. 8. Man's best friend
  6. 10. His principle is said also "of the greatest multiplicity"
  7. 12. Has a trunk
  8. 13. the most external occupated level