[Co₂(CO)₄(PMe₃)₂(μ₂-η²,η²-HC≡CH)]

Formula Unicode styled: 
[Co₂(CO)₄(PMe₃)₂(μ₂-η²,η²-HC≡CH)]
Compound name(s): 
μ-acetylene-bis(dicarbonyl-trimethylphosphine-cobalt)
Central atom: 
Charge on formula unit (QN): 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Coordination Number (CN, sum of attached group denticities): 
Oxidation Number (ON) (Roman numerals): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Bond number (BN) = 𝘹 + 𝘭 + 𝘻: 
5
[MLXZ]𝘲 class: 
[MX1L4]
MLXZ class (ENC, equivalent neutral class): 
MX1L4
Summary of calculated classifications: 
Co«V1C5OOE18B5Z0X1L4»
𝘥-electron configuration = 𝘮 – VN: 
d8
𝘥-electron configuration = 𝘮 – ON: 
d9
𝘥-electron configuration = 𝘮 – VN – 𝘲 from [MLXZ]𝘲: 
d8
Attached atoms: 
Phase: 
InChIKey (see www.inchi-trust.org): 
MTIWEUOLLLDTAJ-UHFFFAOYSA-N