7-coordinate: octahedron, face monocapped (OCF-7)

network–[O₂(Li)₂]

Formula Unicode styled: 
network–[O₂(Li)₂]
Compound name(s): 
dilithium peroxide
peroxo-dilithium
Central atom: 
Oxygen
Attached groups: 
Li group (X type)
Charge on central atom: 
0
Compound type: 
Network
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (-I)
Coordination Number (CN, sum of attached group denticities): 
CN: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
O«V2C7O-IE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Tc(Cl)₃(CO)(PMe₂Ph)₃]

Formula Unicode styled: 
[Tc(Cl)₃(CO)(PMe₂Ph)₃]
Compound name(s): 
trichloro-tris(dimethylphenylphosphine)-technetium
Central atom: 
Technetium
Attached groups: 
Cl (chloro)
CO (carbonyl)
PMe₂Ph (dimethylphenylphosphane)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Tc«V3C7OIIIE18B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Th₂(S)₃]

Formula Unicode styled: 
[Th₂(S)₃]
Compound name(s): 
dithorium trisulphide|trithio dithorium
Central atom: 
Thorium
Attached groups: 
S (thio)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Th«V3C7OIII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

catena–2D-[Re(Cl)₂(μ₂-Cl)₂]

Formula Unicode styled: 
catena–2D-[Re(Cl)₂(μ₂-Cl)₂]
Compound name(s): 
catena-[tetrachloro-rhenium(Re—Re)]
rhenium tetrachloride
Central atom: 
Rhenium
Attached groups: 
Cl (chloro)
Cl (μ₂-chloro)
Charge on central atom: 
0
Compound type: 
Catena-2D
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 5
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 16
Summary of calculated classifications: 
Re«V5C7OIVE16B7Z0X5L2»
[MLXZ]𝘲 class: 
[MX5L2]
MLXZ class (ENC, equivalent neutral class): 
MX5L2

[Zr(Cl)₃(μ₂-Cl)(PMe₃)₂]₂

Formula Unicode styled: 
[Zr(Cl)₃(μ₂-Cl)(PMe₃)₂]₂
Compound name(s): 
bis-[(μ₂-Chloro)-dichloro-bis(trimethylphosphine)-zirconium]
Central atom: 
Zirconium
Attached groups: 
Cl (chloro)
Cl (μ₂-chloro)
PMe₃ (trimethylphosphane)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 14
Summary of calculated classifications: 
Zr«V4C7OIVE14B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

[W(Br)(μ₂-Br)(CO)₄]₂

Formula Unicode styled: 
[W(Br)(μ₂-Br)(CO)₄]₂
Compound name(s): 
bis-[(μ₂-Bromo)-bromo-tetracarbonyl-tungsten]
Central atom: 
Tungsten
Attached groups: 
Br (bromo)
Br (μ₂-bromo)
CO (carbonyl)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
W«V2C7OIIE18B7Z0X2L5»
[MLXZ]𝘲 class: 
[MX2L5]
MLXZ class (ENC, equivalent neutral class): 
MX2L5

catena–1D-[Mo(μ₂-Br)₃]

Formula Unicode styled: 
catena–1D-[Mo(μ₂-Br)₃]
Compound name(s): 
catena-[tribromo-molybdenum(Mo—Mo)]|molybdenum tribromide
Central atom: 
Molybdenum
Attached groups: 
Br (μ₂-bromo)
Charge on central atom: 
0
Compound type: 
Catena-1D
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 16
Summary of calculated classifications: 
Mo«V4C7OIIIE16B7Z0X4L3»
[MLXZ]𝘲 class: 
[MX4L3]
MLXZ class (ENC, equivalent neutral class): 
MX4L3

[Ca(OH₂)₃(Phen)₂]²⊕

Formula Unicode styled: 
[Ca(OH₂)₃(Phen)₂]²⊕
Compound name(s): 
Triaqua-bis(1,10-phenanthrolinato)-calcium(2+)
Central atom: 
Calcium
Attached groups: 
OH₂ (aqua)
Phen (phenanthroline)
Charge on central atom: 
2
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 14
Summary of calculated classifications: 
Ca«V2C7OIIE14B7Z0X0L7»2⊕
[MLXZ]𝘲 class: 
[ML7]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L5

[Ca(NCS-κN)₂(OH₂)(Bpy)₂]

Formula Unicode styled: 
[Ca(NCS-κN)₂(OH₂)(Bpy)₂]
Compound name(s): 
Aqua-bis(2,2'-bipyridyl)-bis(thiocyanato-N)-calcium
Central atom: 
Calcium
Attached groups: 
NCS (isothiocyanato-κN)
OH₂ (aqua)
Bpy (bipyridine)
Charge on central atom: 
0
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 14
Summary of calculated classifications: 
Ca«V2C7OIIE14B7Z0X2L5»
[MLXZ]𝘲 class: 
[MX2L5]
MLXZ class (ENC, equivalent neutral class): 
MX2L5

[Na(O₂SOCF₃-κ²O)(15-crown-5-κ⁵O)]

Formula Unicode styled: 
[Na(O₂SOCF₃-κ²O)(15-crown-5-κ⁵O)]
Compound name(s): 
(15-Crown-5)-(trifluoromethanesulfonato-O,O')-sodium
Central atom: 
Sodium
Attached groups: 
O₂SOCF₃ (trifluoromethanesulfonato-κ²O)
15-crown-5 (15-crown-5-κ⁵O)
Charge on central atom: 
0
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 14
Summary of calculated classifications: 
Na«V1C7OIE14B7Z0X1L6»
[MLXZ]𝘲 class: 
[MX1L6]
MLXZ class (ENC, equivalent neutral class): 
MX1L6

[Dy(OHMe){OC(Prⁱ)CHC(Prⁱ)O}₃]

Formula Unicode styled: 
[Dy(OHMe){OC(Prⁱ)CHC(Prⁱ)O}₃]
Compound name(s): 
tris(2,6-dimethylheptane-3,5-dionato)-methanol-dysprosium
Central atom: 
Dysprosium
Attached groups: 
OHMe (methanol)
OC(Prⁱ)CHC(Prⁱ)O (dimethylheptane-3,5-dionato)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 23
Summary of calculated classifications: 
Dy«V3C7OIIIE23B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Yb(Cl)₂(electride)]

Formula Unicode styled: 
[Yb(Cl)₂electride]
Compound name(s): 
dichloro-ytterbium|ytterbium dichloride|ytterbium chloride
Central atom: 
Ytterbium
Attached groups: 
Cl (chloro)
electride (e⊖)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Yb«V3C7OIII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Tm(Cl)₂(electride)]

Formula Unicode styled: 
[Tm(Cl)₂electride]
Compound name(s): 
dichloro-thulium
thulium dichloride
Central atom: 
Thulium
Attached groups: 
Cl (chloro)
electride (e⊖)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Tm«V3C7OIII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Ho{OC(Buᵗ)CHC(Buᵗ)O}₂{μ₃-OC(Buᵗ)CHC(Buᵗ)O}]₂

Formula Unicode styled: 
[Ho{OC(Buᵗ)CHC(Buᵗ)O}₂{μ₃-OC(Buᵗ)CHC(Buᵗ)O}]₂
Compound name(s): 
bis-[(μ-2,2,6,6-tetramethylheptane-3,5-dionato)-bis(2,2,6,6-tetramethylheptane-3,5-dionato)-holmium]
Central atom: 
Holmium
Attached groups: 
OC(Buᵗ)CHC(Buᵗ)O (tetramethylheptane-3,5-dionato)
OC(Buᵗ)CHC(Buᵗ)O (μ₃-tetramethylheptane-3,5-dionato)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 24
Summary of calculated classifications: 
Ho«V3C7OIIIE24B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Gd₂(Se)₃]

Formula Unicode styled: 
[Gd₂(Se)₃]
Compound name(s): 
triselenido-digadolinium|digadolinium triselenide
Central atom: 
Gadolinium
Attached groups: 
Se (selenido)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Gd«V3C7OIII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Gd₂(S)₃]

Formula Unicode styled: 
[Gd₂(S)₃]
Compound name(s): 
Trisulfido-digadolinium|digadolinium trisulphide|digadolinium trisulfide
Central atom: 
Gadolinium
Attached groups: 
S (thio)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Gd«V3C7OIII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Eu₂(I)₅]⊖

Formula Unicode styled: 
[Eu₂(I)₅]⊖
Compound name(s): 
pentaiodo-dieuropium(1-)
Central atom: 
Europium
Attached groups: 
I (iodo)
Charge on central atom: 
Compound type: 
Lattice
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Eu«V2C7OII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Eu(I)₂]

Formula Unicode styled: 
[Eu(I)₂]
Compound name(s): 
Diiodo-europium|europium di-iodide
Central atom: 
Europium
Attached groups: 
I (iodo)
Charge on central atom: 
Compound type: 
Lattice
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Eu«V2C7OII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Sm(Me)(Thf)₆]²⊕

Formula Unicode styled: 
[Sm(Me)(Thf)₆]²⊕
Compound name(s): 
Methyl-hexakis(tetrahydrofuran)-samarium(2+)
Central atom: 
Samarium
Attached groups: 
Me (methyl)
Thf (tetrahydrofuran)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 19
Summary of calculated classifications: 
Sm«V3C7OIIIE19B7Z0X1L6»2⊕
[MLXZ]𝘲 class: 
[MX1L6]2+
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Sm(Cl)₃(Thf)(Tpm*-κ³N)]

Formula Unicode styled: 
[Sm(Cl)₃(Thf)(Tpm*-κ³N)]
Compound name(s): 
Trichloro-(tris(3,5-dimethylpyrazolyl)methane)-(tetrahydrofuran)-samarium
Central atom: 
Samarium
Attached groups: 
Cl (chloro)
Thf (tetrahydrofuran)
Tpm* (tris(3,5-dimethylpyrazolyl)methane-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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 19
Summary of calculated classifications: 
Sm«V3C7OIIIE19B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4