[Bi{Cr(CO)₅}₃{Fe(CO)₄}]³⊖

Formula Unicode styled: 
[Bi{Cr(CO)₅}₃{Fe(CO)₄}]³⊖
Compound name(s): 
tris-{(pentacarbonyl)-chromium}-(tetracarbonyl-iron)-bismuth(3-)
Central atom: 
Charge on formula unit (QN): 
3–
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: 
4
[MLXZ]𝘲 class: 
[MZ4]3-
MLXZ class (ENC, equivalent neutral class): 
MX3Z1
Summary of calculated classifications: 
Bi«V5C4O-IIIE8B4L0X0Z4»3⊖
𝘥-electron configuration = 𝘮 – VN: 
𝘥-electron configuration = 𝘮 – ON: 
𝘥-electron configuration = 𝘮 – VN – 𝘲 from [MLXZ]𝘲: 
Attached group classes: 
Attached atoms: 
Cr3Fe1
Phase: 
InChIKey (see www.inchi-trust.org): 
VDHTZVPIDSAGSN-UHFFFAOYSA-N