Neptunium

[Np{O=C(NH₂)₂}₈]⁴⊕

Formula Unicode styled: 
[Np{O=C(NH₂)₂}₈]⁴⊕
Compound name(s): 
octakis(Urea)-neptunate
Central atom: 
Attached groups: 
Charge on central atom: 
4
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Np«V4C8OIVE19B8Z0X0L8»4⊕
[MLXZ]𝘲 class: 
[ML8]4+
MLXZ class (ENC, equivalent neutral class): 
MX4L4

[Np(NCS-κN)₈]⁴⊖

Formula Unicode styled: 
[Np(NCS-κN)₈]⁴⊖
Compound name(s): 
octakis(isothiocyanato)-neptunate
Central atom: 
Attached groups: 
Charge on central atom: 
-4
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Np«V4C8OIVE19B8Z0L0X8»4⊖
[MLXZ]𝘲 class: 
[MX8]4-
MLXZ class (ENC, equivalent neutral class): 
MX4L4

[Np(NCMe)₂(Cp)₃]

Formula Unicode styled: 
[Np(NCMe)₂(Cp)₃]
Compound name(s): 
bis(acetonitrile)-tris(cyclopentadienyl)-neptunium
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Np«V3C11OIIIE26B11Z0X3L8»
[MLXZ]𝘲 class: 
[MX3L8]
MLXZ class (ENC, equivalent neutral class): 
MX3L8