Science

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Across
  1. 4. React
  2. 6. family
  3. 7. rows
  4. 9. heaviness
  5. 10. positivecharge
  6. 11. endshell
  7. 12. similar to m and NM
  8. 14. n
Down
  1. 1. Like Flourine
  2. 2. negative
  3. 3. No charge
  4. 5. BORONTYPES
  5. 8. energy
  6. 13. basic blocks