8-coordinate: square antiprism (SAPR-8)

catena–3D-[In(μ₂-Ox)₂]⊖

Formula Unicode styled: 
catena–3D-[In(μ₂-Ox)₂]⊖
Compound name(s): 
catena-[bis(mu-oxalato)-indium(1-)]
Central atom: 
Indium
Attached groups: 
Ox (μ₂-oxalato)
Charge on central atom: 
-1
Compound type: 
Catena-3D
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 16
Summary of calculated classifications: 
In«V3C8OIIIE16B8Z0X4L4»⊖
[MLXZ]𝘲 class: 
[MX4L4]-
MLXZ class (ENC, equivalent neutral class): 
MX3L5

[Xe(F)₈]²⊖

Formula Unicode styled: 
[Xe(F)₈]²⊖
Compound name(s): 
octafluoroxenon(2-)
Central atom: 
Xenon
Attached groups: 
F (fluoro)
Charge on central atom: 
-2
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 6
Oxidation Number (ON) (Roman numerals): 
ON: (VI)
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Xe«V6C8OVIE18B8Z0L0X8»2⊖
[MLXZ]𝘲 class: 
[MX8]2-
MLXZ class (ENC, equivalent neutral class): 
MX6L2

[Zr{OC(Buᵗ)CHC(Buᵗ)O}₄]

Formula Unicode styled: 
[Zr{OC(Buᵗ)CHC(Buᵗ)O}₄]
Compound name(s): 
tetrakis(2,2,7,7-Tetramethyl-3,5-heptanedionato)-zirconium
Central atom: 
Zirconium
Attached groups: 
OC(Buᵗ)CHC(Buᵗ)O (tetramethylheptane-3,5-dionato)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 16
Summary of calculated classifications: 
Zr«V4C8OIVE16B8Z0X4L4»
[MLXZ]𝘲 class: 
[MX4L4]
MLXZ class (ENC, equivalent neutral class): 
MX4L4

[Y(Cl)(OH₂)(Tp-κ³N)₂]

Formula Unicode styled: 
[Y(Cl)(OH₂)(Tp-κ³N)₂]
Compound name(s): 
chloro-aqua-bis(hydrotris(1-pyrazolyl)borato-N,N',N'')-yttrium
Central atom: 
Yttrium
Attached groups: 
Cl (chloro)
OH₂ (aqua)
Tp (hydrotris(pyrazolyl)borato-κ³N)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 16
Summary of calculated classifications: 
Y«V3C8OIIIE16B8Z0X3L5»
[MLXZ]𝘲 class: 
[MX3L5]
MLXZ class (ENC, equivalent neutral class): 
MX3L5

[Y(En)₄]³⊕

Formula Unicode styled: 
[Y(En)₄]³⊕
Compound name(s): 
tetrakis(Ethylenediamine)-yttrium(3+)
Central atom: 
Yttrium
Attached groups: 
En (ethylenediamine)
Charge on central atom: 
3
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 16
Summary of calculated classifications: 
Y«V3C8OIIIE16B8Z0X0L8»3⊕
[MLXZ]𝘲 class: 
[ML8]3+
MLXZ class (ENC, equivalent neutral class): 
MX3L5

[Tm(Cl)₂(OH₂)₂(12-crown-4-κ⁴O)]⊕

Formula Unicode styled: 
[Tm(Cl)₂(OH₂)₂(12-crown-4-κ⁴O)]⊕
Compound name(s): 
(12-Crown-4-O,O',O'',O''')-diaqua-dichloro-thulium(1+)
Central atom: 
Thulium
Attached groups: 
Cl (chloro)
OH₂ (aqua)
12-crown-4 (12-crown-4-κ⁴O)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 28
Summary of calculated classifications: 
Tm«V3C8OIIIE28B8Z0X2L6»⊕
[MLXZ]𝘲 class: 
[MX2L6]+
MLXZ class (ENC, equivalent neutral class): 
MX3L5

[Ce(Cl)(OH₂)₇]²⊕

Formula Unicode styled: 
[Ce(Cl)(OH₂)₇]²⊕
Compound name(s): 
heptaaqua-(chloro)-cerium(2+)
Central atom: 
Cerium
Attached groups: 
Cl (chloro)
OH₂ (aqua)
Charge on central atom: 
2
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 17
Summary of calculated classifications: 
Ce«V3C8OIIIE17B8Z0X1L7»2⊕
[MLXZ]𝘲 class: 
[MX1L7]2+
MLXZ class (ENC, equivalent neutral class): 
MX3L5

[Am(I)(O)]

Formula Unicode styled: 
[Am(I)(O)]
Compound name(s): 
Americium oxide iodide
Central atom: 
Americium
Attached groups: 
I (iodo)
O (oxo X₂)
Charge on central atom: 
Compound type: 
Lattice
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Am«V3C8OIII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Li(12-crown-4-κ⁴O)₂]⊕

Formula Unicode styled: 
[Li(12-crown-4-κ⁴O)₂]⊕
Compound name(s): 
bis(12-crown-4-O,O',O'',O''')-lithium(1+)
Central atom: 
Lithium
Attached groups: 
12-crown-4 (12-crown-4-κ⁴O)
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: 8
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 16
Summary of calculated classifications: 
Li«V1C8OIE16B8Z0X0L8»⊕
[MLXZ]𝘲 class: 
[ML8]+
MLXZ class (ENC, equivalent neutral class): 
MX1L7