catena–2D-[Nb(μ₂-Br)₂(μ₂–O)]

Formula Unicode styled: 
catena–2D-[Nb(μ₂-Br)₂(μ₂–O)]
Compound name(s): 
catena-[dibromo-oxo-niobium(Nb—Nb)]
niobium oxide dibromide
Central atom: 
Niobium
Charge on formula unit (QN): 
0
Attached groups: 
Br (μ₂-bromo)
O (μ₂–oxo X+X)
Compound type: 
Catena-2D
DOI link to literature report: 
10.1002/zaac.200600171
Crystal data CSD link: 
Crystal data ICSD link: 
416669
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 5
Coordination Number (CN, sum of attached group denticities): 
CN: 7
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 14
Bond number (BN) = 𝘹 + 𝘭 + 𝘻: 
7
[MLXZ]𝘲 class: 
[MX5L2]
MLXZ class (ENC, equivalent neutral class): 
MX5L2
Summary of calculated classifications: 
Nb«V5C7OIVE14B7Z0X5L2»
Geometry: 
7-coordinate: edge-capped octahedral
𝘥-electron configuration = 𝘮 – VN: 
d0
𝘥-electron configuration = 𝘮 – ON: 
d1
𝘥-electron configuration = 𝘮 – VN – 𝘲 from [MLXZ]𝘲: 
d0
Attached atoms: 
Br4Nb1O2
Phase: 
Solid
InChIKey (see www.inchi-trust.org): 
VMECNQNIACKFGK-UHFFFAOYSA-N