7-coordinate: pentagonal bipyramid (PBPY-7)

[Ba(I)₂(Thf)₅]

Formula Unicode styled: 
[Ba(I)₂(Thf)₅]
Compound name(s): 
Di-iodo-pentakis(tetrahydrofuran)-barium
Central atom: 
Barium
Attached groups: 
I (iodo)
Thf (tetrahydrofuran)
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: 
Ba«V2C7OIIE14B7Z0X2L5»
[MLXZ]𝘲 class: 
[MX2L5]
MLXZ class (ENC, equivalent neutral class): 
MX2L5

[Y(Cl)₂(μ₂-Cl)(NCPh)₃]₂

Formula Unicode styled: 
[Y(Cl)₂(μ₂-Cl)(NCPh)₃]₂
Compound name(s): 
bis-[(μ₂-Chloro)-dichloro-tri(benzonitrile)-yttrium]
Central atom: 
Yttrium
Attached groups: 
Cl (chloro)
Cl (μ₂-chloro)
NCPh (benzonitrile)
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: 14
Summary of calculated classifications: 
Y«V3C7OIIIE14B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

trans–[Lu(Cl)₂(Thf)₅]⊕

Formula Unicode styled: 
trans–[Lu(Cl)₂(Thf)₅]⊕
Compound name(s): 
Dichloro-pentakis(tetrahydrofuran)-lutetium(1+)
Central atom: 
Lutetium
Attached groups: 
Cl (chloro)
Thf (tetrahydrofuran)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 14
Summary of calculated classifications: 
Lu«V3C7OIIIE14B7Z0X2L5»⊕
[MLXZ]𝘲 class: 
[MX2L5]+
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Tm(SPh)₂(μ₂-SPh)(Py)₃]₂

Formula Unicode styled: 
[Tm(SPh)₂(μ₂-SPh)(Py)₃]₂
Compound name(s): 
bis-[(μ₂-Phenylthiolato-S,S)-bis(phenylthiolato-S)-tripyridyl-thulium]
Central atom: 
Thulium
Attached groups: 
SPh (phenylthio)
SPh (μ₂-phenylthio)
Py (pyridine)
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: 26
Summary of calculated classifications: 
Tm«V3C7OIIIE26B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Tm(SePh)₂(μ₂-SePh)(Py)₃]₂

Formula Unicode styled: 
[Tm(SePh)₂(μ₂-SePh)(Py)₃]₂
Compound name(s): 
bis-[(μ₂-Benzeneselenolato-Se,Se)-bis(benzeneselenolato-Se)-tripyridyl-thulium]
Central atom: 
Thulium
Attached groups: 
SePh (phenylselenyl)
SePh (μ₂-phenylseleno)
Py (pyridine)
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: 26
Summary of calculated classifications: 
Tm«V3C7OIIIE26B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Sc(Cl)₂(18-crown-6-κ⁶O)]⊕

Formula Unicode styled: 
[Sc(Cl)₂(18-crown-6-κ⁶O)]⊕
Compound name(s): 
(18-Crown-6)-dichloro-scandium(1+)
Central atom: 
Scandium
Attached groups: 
Cl (chloro)
18-crown-6 (18-crown-6-κ⁶O)
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: 16
Summary of calculated classifications: 
Sc«V3C8OIIIE16B8Z0X2L6»⊕
[MLXZ]𝘲 class: 
[MX2L6]+
MLXZ class (ENC, equivalent neutral class): 
MX3L5

[Ho(OSiPh₃)₂(Py)₅]⊕

Formula Unicode styled: 
[Ho(OSiPh₃)₂(Py)₅]⊕
Compound name(s): 
pentakis(pyridine)-bis(trimethylsiloxy)-holmium(1+)
Central atom: 
Holmium
Attached groups: 
OSiPh₃ (triphenylsiloxy)
Py (pyridine)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 24
Summary of calculated classifications: 
Ho«V3C7OIIIE24B7Z0X2L5»⊕
[MLXZ]𝘲 class: 
[MX2L5]+
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Ho(NCS-κN)₇]⁴⊖

Formula Unicode styled: 
[Ho(NCS-κN)₇]⁴⊖
Compound name(s): 
heptakis(isothiocyanato)-holmium(2-)
Central atom: 
Holmium
Attached groups: 
NCS (isothiocyanato-κN)
Charge on central atom: 
-4
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: 24
Summary of calculated classifications: 
Ho«V3C7OIIIE24B7Z0L0X7»4⊖
[MLXZ]𝘲 class: 
[MX7]4-
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Ho(Me)₂(Thf)₅]⊕

Formula Unicode styled: 
[Ho(Me)₂(Thf)₅]⊕
Compound name(s): 
Dimethyl-pentakis(tetrahydrofuran)-holmium(1+)
Central atom: 
Holmium
Attached groups: 
Me (methyl)
Thf (tetrahydrofuran)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 24
Summary of calculated classifications: 
Ho«V3C7OIIIE24B7Z0X2L5»⊕
[MLXZ]𝘲 class: 
[MX2L5]+
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Ho(Me)(Thf)₆]²⊕

Formula Unicode styled: 
[Ho(Me)(Thf)₆]²⊕
Compound name(s): 
Methyl-hexakis(tetrahydrofuran)-holmium(2+)
Central atom: 
Holmium
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: 24
Summary of calculated classifications: 
Ho«V3C7OIIIE24B7Z0X1L6»2⊕
[MLXZ]𝘲 class: 
[MX1L6]2+
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Ho(Cl)₄(OH₂)₃]⊖

Formula Unicode styled: 
[Ho(Cl)₄(OH₂)₃]⊖
Compound name(s): 
tetrachloro-triaqua-holmium(1-)
Central atom: 
Holmium
Attached groups: 
Cl (chloro)
OH₂ (aqua)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 24
Summary of calculated classifications: 
Ho«V3C7OIIIE24B7Z0X4L3»⊖
[MLXZ]𝘲 class: 
[MX4L3]-
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Ho(Cl)₃(Triglyme-κ⁴O)]

Formula Unicode styled: 
[Ho(Cl)₃(Triglyme-κ⁴O)]
Compound name(s): 
Trichloro-(triethylene glycol-O,O'',O'',O''')-holmium
Central atom: 
Holmium
Attached groups: 
Cl (chloro)
Triglyme (triethylene glycol dimethyl ether-κ⁴O)
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: 24
Summary of calculated classifications: 
Ho«V3C7OIIIE24B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Ho(Cl)₂(μ₂-Cl)(NCPh)₃]₂

Formula Unicode styled: 
[Ho(Cl)₂(μ₂-Cl)(NCPh)₃]₂
Compound name(s): 
bis-[(μ₂-Chloro)-dichloro-tri(benzonitrile)-holmium]
Central atom: 
Holmium
Attached groups: 
Cl (chloro)
Cl (μ₂-chloro)
NCPh (benzonitrile)
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

[Ho(Cl)₃(Dme)₂]

Formula Unicode styled: 
[Ho(Cl)₃(Dme)₂]
Compound name(s): 
Trichloro-bis(1,2-dimethoxyethane)-holmium
Central atom: 
Holmium
Attached groups: 
Cl (chloro)
Dme (dimethoxyethane)
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: 24
Summary of calculated classifications: 
Ho«V3C7OIIIE24B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Ho(Br)₃(Thf)(Diglyme-κ³O)]

Formula Unicode styled: 
[Ho(Br)₃(Thf)(Diglyme-κ³O)]
Compound name(s): 
(Diglyme-O,O',O'')-tribromo-tetrahydrofuran-holmium
Central atom: 
Holmium
Attached groups: 
Br (bromo)
Thf (tetrahydrofuran)
Diglyme (diethylene glycol dimethyl ether-κ³O)
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: 24
Summary of calculated classifications: 
Ho«V3C7OIIIE24B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Er(OH₂)₅(OPPh₃)₂]³⊕

Formula Unicode styled: 
[Er(OH₂)₅(OPPh₃)₂]³⊕
Compound name(s): 
pentaaqua-bis(triphenylphosphine oxide)-erbium(3+)
Central atom: 
Erbium
Attached groups: 
OH₂ (aqua)
OPPh₃ (triphenylphosphane oxide)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 25
Summary of calculated classifications: 
Er«V3C7OIIIE25B7Z0X0L7»3⊕
[MLXZ]𝘲 class: 
[ML7]3+
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Er(OH₂)₅(OPCy₃)₂]³⊕

Formula Unicode styled: 
[Er(OH₂)₅(OPCy₃)₂]³⊕
Compound name(s): 
penta-aqua-bis(tricyclohexylphosphine (oxide))-erbium(3+)
Central atom: 
Erbium
Attached groups: 
OH₂ (aqua)
OPCy₃ (tricyclohexylphosphane oxide)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 25
Summary of calculated classifications: 
Er«V3C7OIIIE25B7Z0X0L7»3⊕
[MLXZ]𝘲 class: 
[ML7]3+
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Er(OH₂)₄{OCMe(NMe₂)-κO}₃]³⊕

Formula Unicode styled: 
[Er(OH₂)₄{OCMe(NMe₂)-κO}₃]³⊕
Compound name(s): 
Tetra-aqua-tris(dimethylacetamide-O)-erbium(3+)
Central atom: 
Erbium
Attached groups: 
OH₂ (aqua)
OCMe(NMe₂) (N,N-dimethylacetamide-κO)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 25
Summary of calculated classifications: 
Er«V3C7OIIIE25B7Z0X0L7»3⊕
[MLXZ]𝘲 class: 
[ML7]3+
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Er(OH₂)₂{OCMe(NMe₂)-κO}₅]³⊕

Formula Unicode styled: 
[Er(OH₂)₂{OCMe(NMe₂)-κO}₅]³⊕
Compound name(s): 
diaqua-pentakis(N,N-dimethylacetamide)-erbium(3+)
Central atom: 
Erbium
Attached groups: 
OH₂ (aqua)
OCMe(NMe₂) (N,N-dimethylacetamide-κO)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 25
Summary of calculated classifications: 
Er«V3C7OIIIE25B7Z0X0L7»3⊕
[MLXZ]𝘲 class: 
[ML7]3+
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Er(OH₂){O=C(NHMe)₂}₆]³⊕

Formula Unicode styled: 
[Er(OH₂){O=C(NHMe)₂}₆]³⊕
Compound name(s): 
Aqua-hexakis(1,3-dimethylurea)-erbium(1+)
Central atom: 
Erbium
Attached groups: 
OH₂ (aqua)
O=C(NHMe)₂ (dimethylurea)
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 25
Summary of calculated classifications: 
Er«V3C7OIIIE25B7Z0X0L7»3⊕
[MLXZ]𝘲 class: 
[ML7]3+
MLXZ class (ENC, equivalent neutral class): 
MX3L4