EN: 21

[Co(ONO₂-κO)(O₂NO-κ²O)(12-crown-4-κ⁴O)]

Formula Unicode styled: 
[Co(ONO₂-κO)(O₂NO-κ²O)(12-crown-4-κ⁴O)]
Compound name(s): 
(12-Crown-4)-dinitrato-cobalt
Central atom: 
Cobalt
Attached groups: 
NO₃ (nitrato-κO)
NO₃ (nitrato-κ²O)
12-crown-4 (12-crown-4-κ⁴O)
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: 21
Summary of calculated classifications: 
Co«V2C7OIIE21B7Z0X2L5»
[MLXZ]𝘲 class: 
[MX2L5]
MLXZ class (ENC, equivalent neutral class): 
MX2L5

[Co(OH₂)₂(15-crown-5-κ⁵O)]²⊕

Formula Unicode styled: 
[Co(OH₂)₂(15-crown-5-κ⁵O)]²⊕
Compound name(s): 
(15-Crown-5)-diaqua-cobalt(2+)
Central atom: 
Cobalt
Attached groups: 
OH₂ (aqua)
15-crown-5 (15-crown-5-κ⁵O)
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: 21
Summary of calculated classifications: 
Co«V2C7OIIE21B7Z0X0L7»2⊕
[MLXZ]𝘲 class: 
[ML7]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L5

[Co(Oep)₂]

Formula Unicode styled: 
[Co(Oep)₂]
Compound name(s): 
(Octaethylporphyrinato)-cobalt
Central atom: 
Cobalt
Attached groups: 
Oep (octaethylporphyrin)
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: 21
Summary of calculated classifications: 
Co«V4C8OIVE21B8Z0X4L4»
[MLXZ]𝘲 class: 
[MX4L4]
MLXZ class (ENC, equivalent neutral class): 
MX4L4

[Ag(ClO₄-κO)₂([14]aneN₄-Me₄-κ⁴N)]

Formula Unicode styled: 
[Ag(ClO₄-κO)₂([14]aneN₄-Me₄-κ⁴N)]
Compound name(s): 
(1,4,8,11-Tetramethyl-1,4,8,11-tetra-azacyclotetradecane)-bi(perchlorato)-silver(2+)
Central atom: 
Silver
Attached groups: 
ClO₄ (perchlorato-κO)
[14]aneN₄-Me₄ (tetramethyl-1,4,8,11-tetraazacyclotetradecane-κ⁴N)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Ag«V2C6OIIE21B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

trans–[Cu(Cl)(NCMe)(15-crown-5-κ⁴O)]⊕

Formula Unicode styled: 
trans–[Cu(Cl)(NCMe)(15-crown-5-κ⁴O)]⊕
Compound name(s): 
Acetonitrile-chloro-(15-crown-5)-copper(1+)
Central atom: 
Copper
Attached groups: 
Cl (chloro)
NCMe (acetonitrile)
15-crown-5 (15-crown-5-κ⁴O)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X1L5»⊕
[MLXZ]𝘲 class: 
[MX1L5]+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

trans–[Cu(Br)₂([14]aneN₄-κ⁴N)]

Formula Unicode styled: 
trans–[Cu(Br)₂([14]aneN₄-κ⁴N)]
Compound name(s): 
Dibromo-(1,4,8,11-tetra-azacyclotetradecane)-copper
Central atom: 
Copper
Attached groups: 
Br (bromo)
[14]aneN₄ (1,4,8,11-tetraazacyclotetradecane-κ⁴N)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

trans–[Cu(OSO₂Me-κO)₂(OH₂)₄]

Formula Unicode styled: 
trans–[Cu(OSO₂Me-κO)₂(OH₂)₄]
Compound name(s): 
Tetra-aqua-bis(methanesulfonato)-copper
Central atom: 
Copper
Attached groups: 
OSO₂Me (methylsulfonato-κO)
OH₂ (aqua)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

trans–[Cu(ONO₂-κO)₂(N₂C₃H₄)₄]

Formula Unicode styled: 
trans–[Cu(ONO₂-κO)₂(N₂C₃H₄)₄]
Compound name(s): 
tetrakis(Imidazole)-dinitrato-copper
Central atom: 
Copper
Attached groups: 
NO₃ (nitrato-κO)
N₂C₃H₄ (Imidazole)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

trans–[Cu(OH₂)₂(En)₂]²⊕

Formula Unicode styled: 
trans–[Cu(OH₂)₂(En)₂]²⊕
Compound name(s): 
Diaqua-bis(ethylenediamine-N,N')-copper(2+)
Central atom: 
Copper
Attached groups: 
OH₂ (aqua)
En (ethylenediamine)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X0L6»2⊕
[MLXZ]𝘲 class: 
[ML6]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

trans–[Cu(OH₂)₂(NH₃)₄]²⊕

Formula Unicode styled: 
trans–[Cu(OH₂)₂(NH₃)₄]²⊕
Compound name(s): 
Aqua-tetra-ammine-copper(2+)
Central atom: 
Copper
Attached groups: 
OH₂ (aqua)
NH₃ (ammine)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X0L6»2⊕
[MLXZ]𝘲 class: 
[ML6]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

trans–[Cu(ClO₄-κO)₂(Dmso-κO)₄]

Formula Unicode styled: 
trans–[Cu(ClO₄-κO)₂(Dmso-κO)₄]
Compound name(s): 
tetrakis(Dimethylsulfoxide-O)-bis(perchlorato-O)-copper
Central atom: 
Copper
Attached groups: 
ClO₄ (perchlorato-κO)
Dmso (dimethylsulfoxide-κO)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

trans–[Cu(ClO₄-κO)₂([14]aneS₄-κ⁴S)]

Formula Unicode styled: 
trans–[Cu(ClO₄-κO)₂([14]aneS₄-κ⁴S)]
Compound name(s): 
(1,4,8,11-Tetrathiacyclotetradecane)-diperchlorato-copper
Central atom: 
Copper
Attached groups: 
ClO₄ (perchlorato-κO)
[14]aneS₄ (1,4,8,11-tetrathiocyclotetradecane-κ⁴S)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

trans–[Cu(ClO₄-κO)₂([14]aneN₄-κ⁴N)]

Formula Unicode styled: 
trans–[Cu(ClO₄-κO)₂([14]aneN₄-κ⁴N)]
Compound name(s): 
Diperchlorato-(1,4,8,11-tetra-azacyclotetradecane)-copper
Central atom: 
Copper
Attached groups: 
ClO₄ (perchlorato-κO)
[14]aneN₄ (1,4,8,11-tetraazacyclotetradecane-κ⁴N)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

mer–[Cu(Terpy-κ³N)₂]²⊕

Formula Unicode styled: 
mer–[Cu(Terpy-κ³N)₂]²⊕
Compound name(s): 
bis(Terpyridyl)-copper(2+)
Central atom: 
Copper
Attached groups: 
Terpy (terpyridine-κ³N)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X0L6»2⊕
[MLXZ]𝘲 class: 
[ML6]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

fac–[Cu(Tp*-κ³N)₂]

Formula Unicode styled: 
fac–[Cu(Tp*-κ³N)₂]
Compound name(s): 
bis(Hydrotris(3,5-dimethyl-1-pyrazolyl)borato-N,N',N'')-copper
Central atom: 
Copper
Attached groups: 
Tp* (hydrotris(3,5-dimethylpyrazolyl)borato-κ³N)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

fac–[Cu([9]aneN₃-κ³N)₂]²⊕

Formula Unicode styled: 
fac–[Cu([9]aneN₃-κ³N)₂]²⊕
Compound name(s): 
bis(1,4,7-Triazacyclononane-N,N'N'')-copper(2+)
Central atom: 
Copper
Attached groups: 
[9]aneN₃ (1,4,7-triazacyclononane-κ³N)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X0L6»2⊕
[MLXZ]𝘲 class: 
[ML6]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Cu(Tp-κ³N)₂]

Formula Unicode styled: 
[Cu(Tp-κ³N)₂]
Compound name(s): 
bis(Hydro-tris(1-pyrazolyl)-borato)-copper
Central atom: 
Copper
Attached groups: 
Tp (hydrotris(pyrazolyl)borato-κ³N)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Cu(Cl)₂{SC(NMe₂)₂}₄]

Formula Unicode styled: 
[Cu(Cl)₂{SC(NMe₂)₂}₄]
Compound name(s): 
Dichloro-bis(tetramethylthiourea)-copper
Central atom: 
Copper
Attached groups: 
Cl (chloro)
SC(NMe₂)₂ (dimethylthiourea)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Cu(Br)₆]⁴⊖

Formula Unicode styled: 
[Cu(Br)₆]⁴⊖
Compound name(s): 
hexa-bromo-copper(4-)
Central atom: 
Copper
Attached groups: 
Br (bromo)
Charge on central atom: 
-4
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0L0X6»4⊖
[MLXZ]𝘲 class: 
[MX6]4-
MLXZ class (ENC, equivalent neutral class): 
MX2L4

catena–1D-[Cu(μ₂-SO₄)(OH₂)₄]

Formula Unicode styled: 
catena–1D-[Cu(μ₂-SO₄)(OH₂)₄]
Compound name(s): 
tetra-aqua-sulfato-copper
Central atom: 
Copper
Attached groups: 
SO₄ (μ₂-sulphato)
OH₂ (aqua)
Charge on central atom: 
0
Compound type: 
Catena-1D
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 21
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4