trans–[Np(μ₂-OH)(O)₄]²⊖

Formula Unicode styled: 
trans–[Np(μ₂-OH)(O)₄]²⊖
Compound name(s): 
tetraoxo-hydroxo-neptunium(2-)
Central atom: 
Charge on formula unit (QN): 
2–
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: 
10
[MLXZ]𝘲 class: 
[MX9L1]2-
MLXZ class (ENC, equivalent neutral class): 
MX7L3
Summary of calculated classifications: 
Np«V7C6OVIIE20B10Z0X9L1»2⊖
Isomer label: 
𝘥-electron configuration = 𝘮 – VN: 
𝘥-electron configuration = 𝘮 – ON: 
𝘥-electron configuration = 𝘮 – VN – 𝘲 from [MLXZ]𝘲: 
Attached atoms: 
O6
InChIKey (see www.inchi-trust.org): 
CLFUJHGMECONPN-UHFFFAOYSA-N