Valence number (VN) vs. Electron number (EN) for erbium (Er)
Element chosen: Er
Valence number (VN) chosen: 3
Electron Number (EN) chosen: 17
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| Element | ID | Formula | VCBOLEXZ± |
|---|---|---|---|
| Er | 20504 | [Er(OC₆H₃Buᵗ₂-2,6)₃] | Er«V3C3OIIIE17B3Z0L0X3» |
| Er | 20552 | [Er{CH(SiMe₃)₂}₃] | Er«V3C3OIIIE17B3Z0L0X3» |
Total number of compounds: 2