4-coordinate: square plane (SP-4)

trans–[Cu(ONO₂-κO)₂(Py)₂]

Formula Unicode styled: 
trans–[Cu(ONO₂-κO)₂(Py)₂]
Compound name(s): 
Dinitrato-bis(pyridine)-copper
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V2C4OIIE17B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Cu(Tn)₂]²⊕

Formula Unicode styled: 
[Cu(Tn)₂]²⊕
Compound name(s): 
bis(1,3-Propanediamine) copper(2+)
Central atom: 
Attached groups: 
Charge on central atom: 
2
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V2C4OIIE17B4Z0X0L4»2⊕
[MLXZ]𝘲 class: 
[ML4]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Cu(F)₄]²⊖

Formula Unicode styled: 
[Cu(F)₄]²⊖
Compound name(s): 
tetrafluorocopper(2-)
Central atom: 
Attached groups: 
Charge on central atom: 
-2
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V2C4OIIE17B4Z0L0X4»2⊖
[MLXZ]𝘲 class: 
[MX4]2-
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Cu(F)₄]⊖

Formula Unicode styled: 
[Cu(F)₄]⊖
Compound name(s): 
tetrafluorocopper(1-)
Central atom: 
Attached groups: 
Charge on central atom: 
-1
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V3C4OIIIE16B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]-
MLXZ class (ENC, equivalent neutral class): 
MX3L1

[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: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Cu(Cl)₂(TMEDA-κ²N)]

Formula Unicode styled: 
[Cu(Cl)₂(TMEDA-κ²N)]
Compound name(s): 
Dichloro-(N,N,N',N'-tetramethylethylenediamine) copper
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V2C4OIIE17B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Cu(Tpp)]

Formula Unicode styled: 
[Cu(Tpp)]
Compound name(s): 
Tetraphenylporphyrin-copper
Central atom: 
Attached groups: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V2C4OIIE17B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Cu(Oep)]

Formula Unicode styled: 
[Cu(Oep)]
Compound name(s): 
(2,3,7,8,12,13,17,18-Octaethylporphinato-N,N',N'',N''')-copper
Central atom: 
Attached groups: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V2C4OIIE17B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Cu(NCS-κN)₂(En)]

Formula Unicode styled: 
[Cu(NCS-κN)₂(En)]
Compound name(s): 
Dithiocyanato-ethylenediamine-copper
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V2C4OIIE17B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Cu(NCS-κN)₂(Phen)]

Formula Unicode styled: 
[Cu(NCS-κN)₂(Phen)]
Compound name(s): 
Di-isothiocyanato-(1,10-phenanthroline)-copper
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V2C4OIIE17B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Cu(Hfa)₂]

Formula Unicode styled: 
[Cu(Hfa)₂]
Compound name(s): 
bis(Hexafluoroacetylacetonato)-copper
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V2C4OIIE17B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Cu(Dmdtc)₂]

Formula Unicode styled: 
[Cu(Dmdtc)₂]
Compound name(s): 
bis(N,N-Dimethyldithiocarbamate)-copper
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V2C4OIIE17B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Cu(CF₃)₄]⊖

Formula Unicode styled: 
[Cu(CF₃)₄]⊖
Compound name(s): 
tetrakis(trifluoromethyl)-copper(1-)
Central atom: 
Attached groups: 
Charge on central atom: 
-1
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V3C4OIIIE16B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]-
MLXZ class (ENC, equivalent neutral class): 
MX3L1

[Cu(CF₂H)₄]⊖

Formula Unicode styled: 
[Cu(CF₂H)₄]⊖
Compound name(s): 
tetrakis(difluoromethyl)-copper(1-)
Central atom: 
Attached groups: 
Charge on central atom: 
-1
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V3C4OIIIE16B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]-
MLXZ class (ENC, equivalent neutral class): 
MX3L1

cis–[Cu(Cl)₂(OHCH₂CH₂OH)₂]

Formula Unicode styled: 
cis–[Cu(Cl)₂(OHCH₂CH₂OH)₂]
Compound name(s): 
Dichloro(1,2-ethanediol) copper
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cu«V2C6OIIE21B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

trans–[Os(Cl)(PPrⁱ₃)₂(NO)]

Formula Unicode styled: 
trans–[Os(Cl)(PPrⁱ₃)₂(NO)]
Compound name(s): 
Chloro-nitroso-bis(tri-isopropylphosphine)-osmium
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Os«V4C4OOE16B6X2L3Z1»
[MLXZ]𝘲 class: 
[MX2L3Z1]
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[Cr(C₆F₅)₄]²⊖

Formula Unicode styled: 
[Cr(C₆F₅)₄]²⊖
Compound name(s): 
tetrakis(perfluorophenyl)-chromium(2-)
Central atom: 
Charge on central atom: 
-2
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cr«V2C4OIIE12B4Z0L0X4»2⊖
[MLXZ]𝘲 class: 
[MX4]2-
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Mo(Dedtc)₂]

Formula Unicode styled: 
[Mo(Dedtc)₂]
Compound name(s): 
bis(diethyldithiocarbamato)-molybdenum
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Mo«V2C4OIIE12B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

trans–[Cr(OC₆H₂Buᵗ₃-2,4,6)₂(Py)₂]

Formula Unicode styled: 
trans–[Cr(OC₆H₂Buᵗ₃-2,4,6)₂(Py)₂]
Compound name(s): 
Dipyridyl-bis(2,4,6-tri-t-butylphenoxo)-chromium
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cr«V2C4OIIE12B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

trans–[Cr(NCS-κN)₂{SC(NH₂)₂}₂]

Formula Unicode styled: 
trans–[Cr(NCS-κN)₂{SC(NH₂)₂}₂]
Compound name(s): 
bis(Isothiocyanato)-bis(thiourea)-chromium
Central atom: 
Charge on central atom: 
0
Compound type: 
Valence Number (VN) = 𝘹 + 2𝘻 : 
Oxidation Number (ON) (Roman numerals): 
Coordination Number (CN, sum of attached group denticities): 
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
Summary of calculated classifications: 
Cr«V2C4OIIE12B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2