Periodic table

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Across
  1. 3. Chemical element with the symbol Bi and has an electronegativity of 2.02
  2. 5. Chemical element with the symbol Nb and has an electronegativity of 1.6
  3. 8. Chemical element with the symbol U and has an electronegativity of 1.38
  4. 10. Chemical element with the symbol Os and has an electronegativity of 2.2
  5. 12. Chemical element with the symbol O and has an electronegativity of 3.44
  6. 15. Chemical element with the symbol H and has an electronegativity of 2.20
  7. 18. Chemical element with the symbol Ga and has an electronegativity of 1.81
  8. 19. Chemical element with the symbol Na and has an electronegativity of 0.93
  9. 20. Chemical element with the symbol Zn and has an electronegativity of 1.65
Down
  1. 1. Chemical element with the symbol Ti and has an electronegativity of 1.54
  2. 2. Chemical element with the symbol Zr and has an electronegativity of 1.33
  3. 4. Chemical element with the symbol B and has an electronegativity of 2.04
  4. 6. Chemical element with the symbol Fe and has an electronegativity of 1.83
  5. 7. Chemical element with the symbol Li and has an electronegativity of 0.98
  6. 9. Chemical element with the symbol Ra and has an electronegativity of 0.9
  7. 11. Chemical element with the symbol Re and has an electronegativity of 1.9
  8. 13. Chemical element with the symbol Cu and has an electronegativity of 1.90
  9. 14. Chemical element with the symbol Si and has an electronegativity of 1.90
  10. 16. Chemical element with the symbol Ne and is not electronegativity
  11. 17. Chemical element with the symbol Ba and has an electronegativity of 0.89