4-coordinate: tetrahedral (p-block element, 0 lone pairs)

[Tl(I)₄]⊖

Formula Unicode styled: 
[Tl(I)₄]⊖
Compound name(s): 
tetra-iodo-thallium(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: 
Tl«V3C4OIIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]-
MLXZ class (ENC, equivalent neutral class): 
MX3L1

[Tl(CN)₄]⊖

Formula Unicode styled: 
[Tl(CN)₄]⊖
Compound name(s): 
tetracyanothallium(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: 
Tl«V3C4OIIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]-
MLXZ class (ENC, equivalent neutral class): 
MX3L1

[Tl(C₆F₅)₃(OPPh₃)]

Formula Unicode styled: 
[Tl(C₆F₅)₃(OPPh₃)]
Compound name(s): 
tris(Pentafluorophenyl)-(triphenylphosphine oxide-O)-thallium
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: 
Tl«V3C4OIIIE8B4Z0X3L1»
[MLXZ]𝘲 class: 
[MX3L1]
MLXZ class (ENC, equivalent neutral class): 
MX3L1

[Tl(C₆Cl₅)₄]⊖

Formula Unicode styled: 
[Tl(C₆Cl₅)₄]⊖
Compound name(s): 
tetrakis(pentachlorophenyl)-thallium(1-)
Central atom: 
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: 
Tl«V3C4OIIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]-
MLXZ class (ENC, equivalent neutral class): 
MX3L1

[Bi(Ph)₄]⊕

Formula Unicode styled: 
[Bi(Ph)₄]⊕
Compound name(s): 
tetraphenyl bismuth(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: 
Bi«V5C4OVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Bi(Ph)₃{W(CO)₅}]

Formula Unicode styled: 
[Bi(Ph)₃{W(CO)₅}]
Compound name(s): 
Pentacarbonyl-(triphenyl-bismuth)-tungsten
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: 
Bi«V5C4OIIIE8B4L0X3Z1»
[MLXZ]𝘲 class: 
[MX3Z1]
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Bi(Ph)₃{Mo(CO)₅}]

Formula Unicode styled: 
[Bi(Ph)₃{Mo(CO)₅}]
Compound name(s): 
pentacarbonyl(triphenylbismuth)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: 
Bi«V5C4OIIIE8B4L0X3Z1»
[MLXZ]𝘲 class: 
[MX3Z1]
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Bi(Ph)₃{Cr(CO)₅}]

Formula Unicode styled: 
[Bi(Ph)₃{Cr(CO)₅}]
Compound name(s): 
Pentacarbonyl-(triphenyl-bismuth)-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: 
Bi«V5C4OIIIE8B4L0X3Z1»
[MLXZ]𝘲 class: 
[MX3Z1]
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Bi(Ph)₃(Mes)]⊕

Formula Unicode styled: 
[Bi(Ph)₃(Mes)]⊕
Compound name(s): 
triphenyl-(2,4,6-trimethylphenyl)-bismuth(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: 
Bi«V5C4OVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Bi(Ph)₃(C≡CBuᵗ)]⊕

Formula Unicode styled: 
[Bi(Ph)₃(C≡CBuᵗ)]⊕
Compound name(s): 
Triphenyl(t-butylethynyl)-bismuth(1+)
Central atom: 
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: 
Bi«V5C4OVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Bi(Ph)₂(O₂CCF₃-κO)₂]⊖

Formula Unicode styled: 
[Bi(Ph)₂(O₂CCF₃-κO)₂]⊖
Compound name(s): 
diphenyl-bis(trifluoroacetato)-bismuth(1-)
Central atom: 
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: 
Bi«V3C4OIIIE10B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]-
MLXZ class (ENC, equivalent neutral class): 
MX3L1

[Bi(Me)₄]⊕

Formula Unicode styled: 
[Bi(Me)₄]⊕
Compound name(s): 
Tetramethylbismutonium(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: 
Bi«V5C4OVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Bi(Me)₃{W(CO)₅}]

Formula Unicode styled: 
[Bi(Me)₃{W(CO)₅}]
Compound name(s): 
Pentacarbonyl-trimethyl-bismuth-tungsten
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: 
Bi«V5C4OIIIE8B4L0X3Z1»
[MLXZ]𝘲 class: 
[MX3Z1]
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Bi(Cl)₂(AsPh₃)₂]⊕

Formula Unicode styled: 
[Bi(Cl)₂(AsPh₃)₂]⊕
Compound name(s): 
dichloro-bis(triphenylarsine)-bismuth(1+)
Central atom: 
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: 
Bi«V3C4OIIIE10B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]+
MLXZ class (ENC, equivalent neutral class): 
MX3L1

[Bi(Br){Cr(CO)₅}₃]²⊖

Formula Unicode styled: 
[Bi(Br){Cr(CO)₅}₃]²⊖
Compound name(s): 
bromo-pentadecacarbonyl-bismuth-tri-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: 
Bi«V5C4O-IE8B4L0X1Z3»2⊖
[MLXZ]𝘲 class: 
[MX1Z3]2-
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Bi{Fe(CO)₄}₄]³⊖

Formula Unicode styled: 
[Bi{Fe(CO)₄}₄]³⊖
Compound name(s): 
tetrakis(tetracarbonyl-iron)-bismuth(3-)
Central atom: 
Charge on central atom: 
-3
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: 
Bi«V5C4O-IIIE8B4L0X0Z4»3⊖
[MLXZ]𝘲 class: 
[MZ4]3-
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Bi(SiMe₃)₃{GaEt₃}]

Formula Unicode styled: 
[Bi(SiMe₃)₃{GaEt₃}]
Compound name(s): 
Triethyl-tris(trimethylsilyl)-bismuth-gallium
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: 
Bi«V5C4O-IIIE8B4L0X3Z1»
[MLXZ]𝘲 class: 
[MX3Z1]
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Bi(SiMe₃)₃(AlEt₃)]

Formula Unicode styled: 
[Bi(SiMe₃)₃(AlEt₃)]
Compound name(s): 
Triethyl-tris(trimethylsilyl)-aluminium-bismuth
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: 
Bi«V5C4O-IIIE8B4L0X3Z1»
[MLXZ]𝘲 class: 
[MX3Z1]
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Bi(Mes)(Ph)₃]⊕

Formula Unicode styled: 
[Bi(Mes)(Ph)₃]⊕
Compound name(s): 
mesityl triphenyl bismuth(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: 
Bi«V5C4OVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Bi(Buᵗ)₃{W(CO)₅}]

Formula Unicode styled: 
[Bi(Buᵗ)₃{W(CO)₅}]
Compound name(s): 
Pentacarbonyl-(tri-t-butylbismuthine)-Tungsten
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: 
Bi«V5C4OIIIE8B4L0X3Z1»
[MLXZ]𝘲 class: 
[MX3Z1]
MLXZ class (ENC, equivalent neutral class): 
MX3Z1