6-coordinate: octahedral (p-block element, 4 lone pairs)

[As(Dppe-κ²P)₂]⊕

Formula Unicode styled: 
[As(Dppe-κ²P)₂]⊕
Compound name(s): 
(1,2-bis(diphenylphosphino)ethane)-arsenic(1+)
Central atom: 
Arsenic
Attached groups: 
Dppe (1,2-bis-(diphenylphosphino)ethane-κ²P)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 12
Summary of calculated classifications: 
As«V1C4OIE12B4Z0X0L4»⊕
[MLXZ]𝘲 class: 
[ML4]+
MLXZ class (ENC, equivalent neutral class): 
MX1L3

[Kr(F)(FAsF₅)]

Formula Unicode styled: 
[Kr(F)(FAsF₅)]
Compound name(s): 
hexafluoroarsenato-fluoro-krypton
Central atom: 
Krypton
Attached groups: 
F (fluoro)
FAsF₅ (hexafluoroarsenate)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Kr«V2C2OIIE10B2Z0X1L1»⊕
[MLXZ]𝘲 class: 
[MX1L1]+
MLXZ class (ENC, equivalent neutral class): 
MX2

[S(SbBr₃)₂]²⊖

Formula Unicode styled: 
[S(SbBr₃)₂]²⊖
Compound name(s): 
bis(tribromostibane)-sulphur(2-), bis-(tribromostibane)-sulfur(2-)
Central atom: 
Sulfur
Attached groups: 
SbBr₃ (tribromostibane Z)
Charge on central atom: 
-2
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
S«V4C2O-IIE8B4L0X2Z2»2⊖
[MLXZ]𝘲 class: 
[MX2Z2]2-
MLXZ class (ENC, equivalent neutral class): 
MX4

[I(I₂)₂]⊖

Formula Unicode styled: 
[I(I₂)₂]⊖
Compound name(s): 
pentaiodide(1-)
Central atom: 
Iodine
Attached groups: 
I₂ (diiodine Z)
Charge on central atom: 
-1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (-I)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
I«V3C2O-IE8B2L0X0Z2»⊖
[MLXZ]𝘲 class: 
[MZ2]-
MLXZ class (ENC, equivalent neutral class): 
MX1Z1