Valence number (VN) vs. Electron number (EN) for thulium (Tm)
Element chosen: Tm
Valence number (VN) chosen: 2
Electron Number (EN) chosen: 21
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| Element | ID | Formula | VCBOLEXZ± |
|---|---|---|---|
| Tm | 3930 | [Tm{N(SiPrⁱ₃)₂}₂] | Tm«V2C2OIIE21B4Z0X2L2» |
Total number of compounds: 1