trans–[Np(O)₂(NO₂-κ²O)(C₆H₄NO₂-κN,κO)₂]²⊖

Formula Unicode styled: 
trans–[Np(O)₂(NO₂-κ²O)(C₆H₄NO₂-κN,κO)₂]²⊖
Compound name(s): 
Dioxo-(nitrito-O)-bis(picolinato)-neptunium
Central atom: 
Oxygen
Charge on formula unit (QN): 
2–
Attached groups: 
NO (nitrito-κO➝M complex)
Np group (X type)
Compound type: 
Molecular
DOI link to literature report: 
10.1021/ic800158f
Crystal data CSD link: 
kobyac
Crystal data ICSD link: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Bond number (BN) = 𝘹 + 𝘭 + 𝘻: 
2
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2
Summary of calculated classifications: 
O«V2C2O-IIE8B2Z0L0X2»
Geometry: 
3-coordinate: trigonal planar (p-block element, 1 lone pair)
Isomer label: 
trans
𝘥-electron configuration = 𝘮 – VN: 
𝘥-electron configuration = 𝘮 – ON: 
𝘥-electron configuration = 𝘮 – VN – 𝘲 from [MLXZ]𝘲: 
Attached atoms: 
N1Np1
Phase: 
Solid
InChIKey (see www.inchi-trust.org): 
KAYOHPAGBHTMQG-UHFFFAOYSA-K
Formula Unicode generic: 
trans–[Np(O)₂(NO₂-κ²O)(C₆H₄NO₂-κN,κO)₂]²⊖