6-coordinate: ③-●-③ sandwich

6-coordinate: ③-●-③ sandwich
6-coordinate: metallocene

[Tm(C₄PMe₂Buᵗ₂)₂]

Formula Unicode styled: 
[Tm(C₄PMe₂Buᵗ₂)₂]
Compound name(s): 
bis(η⁵-2,5-Di-t-butyl-3,4-dimethylphospholide)-thulium
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Tm«V2C6OIIE25B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4