5-coordinate: trigonal bipyramidal (p-block element, 1 lone pair)

catena–1D-[Pb(μ₂-OPrⁱ)₂]

Formula Unicode styled: 
catena–1D-[Pb(μ₂-OPrⁱ)₂]
Compound name(s): 
catena-[bis(μ₂-isopropoxo)-lead]
Central atom: 
Lead
Attached groups: 
OPrⁱ (μ₂-isopropoxy)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Pb«V2C4OIIE10B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Pb(SXylyl)₂(Py)₂]

Formula Unicode styled: 
[Pb(SXylyl)₂(Py)₂]
Compound name(s): 
bis(2,6-dimethylphenylthiolato)-bis(pyridine)-lead
Central atom: 
Lead
Attached groups: 
SXylyl (xylylthio)
Py (pyridine)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Pb«V2C4OIIE10B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

catena–3D-[Tl₂(Se₂CH₆H₄-κ²Se)]

Formula Unicode styled: 
catena–3D-[Tl₂(Se₂CH₆H₄-κ²Se)]
Compound name(s): 
catena-[(μ₂-benzene-1,4-bis(selenato))-di-thallium]
Central atom: 
Thallium
Attached groups: 
Se₂C₆H₄-o (benzene-1,2-diselenolato-κ²Se)
Charge on central atom: 
0
Compound type: 
Catena-3D
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Tl«V1C4OIE10B4Z0X1L3»
[MLXZ]𝘲 class: 
[MX1L3]
MLXZ class (ENC, equivalent neutral class): 
MX1L3

catena–3D-[Tl₂(S₂C₆H₄-κ²S)]

Formula Unicode styled: 
catena–3D-[Tl₂(S₂C₆H₄-κ²S)]
Compound name(s): 
catena-[(μ₂-benzene-1,4-bis(thiolato))-di-thallium]
Central atom: 
Thallium
Attached groups: 
S₂C₆H₄ (benzene-1,2-dithiolato-κ²S)
Charge on central atom: 
0
Compound type: 
Catena-3D
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Tl«V1C4OIE10B4Z0X1L3»
[MLXZ]𝘲 class: 
[MX1L3]
MLXZ class (ENC, equivalent neutral class): 
MX1L3

[Xe(O)₃(NCEt)]

Formula Unicode styled: 
[Xe(O)₃(NCEt)]
Compound name(s): 
trioxo-propanenitrile-xenon
Central atom: 
Xenon
Attached groups: 
O (oxo Z)
NCEt (ethylnitrile)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 6
Oxidation Number (ON) (Roman numerals): 
ON: (VI)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Xe«V6C4OVIE10B4X0L1Z3»
[MLXZ]𝘲 class: 
[ML1Z3]
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

catena–1D-[Sn(Me)₃(μ₂-F)]

Formula Unicode styled: 
catena–1D-[Sn(Me)₃(μ₂-F)]
Compound name(s): 
catena-[(μ-fluoro)-trimethyl-tin]
Central atom: 
Tin
Attached groups: 
Me (methyl)
F (μ₂-fluoro)
Charge on central atom: 
0
Compound type: 
Catena-1D
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 5
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Sn«V4C5OIVE10B5Z0X4L1»
[MLXZ]𝘲 class: 
[MX4L1]
MLXZ class (ENC, equivalent neutral class): 
MX4L1

[Sn(Cl)(Ph)₃{O=CH(NMe₂)-κO}]

Formula Unicode styled: 
[Sn(Cl)(Ph)₃{O=CH(NMe₂)-κO}]
Compound name(s): 
chloro-triphenyl-(N,N-dimethylformamide)-tin
Central atom: 
Tin
Attached groups: 
Cl (chloro)
Ph (phenyl)
O=CH(NMe₂) (dimethylformamido-κO)
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: 5
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Sn«V4C5OIVE10B5Z0X4L1»
[MLXZ]𝘲 class: 
[MX4L1]
MLXZ class (ENC, equivalent neutral class): 
MX4L1

[Sn(Fta)₂]

Formula Unicode styled: 
[Sn(Fta)₂]
Compound name(s): 
bis(trifluoroacetylacetonato)-tin
Central atom: 
Tin
Attached groups: 
Fta (trifluoroacetylacetonato)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Sn«V2C4OIIE10B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Sn(I)₂(Dmso-κO)₂]

Formula Unicode styled: 
[Sn(I)₂(Dmso-κO)₂]
Compound name(s): 
dibromo-bis(dimethyl sulfoxide)-tin
Central atom: 
Tin
Attached groups: 
I (iodo)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Sn«V2C4OIIE10B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Sn(Br)₂(Dmso-κO)₂]

Formula Unicode styled: 
[Sn(Br)₂(Dmso-κO)₂]
Compound name(s): 
dibromo-bis(dimethyl sulfoxide)-tin
Central atom: 
Tin
Attached groups: 
Br (bromo)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Sn«V2C4OIIE10B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Sn(SO₃CF₃-κO)₂(PMe₃)₂]

Formula Unicode styled: 
[Sn(SO₃CF₃-κO)₂(PMe₃)₂]
Compound name(s): 
bis(trifluoromethanesulfonato)-bis(trimethylphosphine)-tin
Central atom: 
Tin
Attached groups: 
OSO₂CF₃ (trifluoromethanesulfonato-κO)
PMe₃ (trimethylphosphane)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Sn«V2C4OIIE10B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Sn(ONC₉H₆-κN,κO)₂]

Formula Unicode styled: 
[Sn(ONC₉H₆-κN,κO)₂]
Compound name(s): 
bis(quinolin-8-olato)-tin
Central atom: 
Tin
Attached groups: 
ONC₉H₆ (quinoline-8-olato-κN,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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Sn«V2C4OIIE10B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Sn(NH₂Me)₄]²⊕

Formula Unicode styled: 
[Sn(NH₂Me)₄]²⊕
Compound name(s): 
tetrakis(methylamine)-tin(2+)
Central atom: 
Tin
Attached groups: 
NH₂Me (methylamine)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Sn«V2C4OIIE10B4Z0X0L4»2⊕
[MLXZ]𝘲 class: 
[ML4]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Xe(OTeF₅)₂(O)₂]

Formula Unicode styled: 
[Xe(OTeF₅)₂(O)₂]
Compound name(s): 
bis(oxo-pentafluoro-tellurato)-xenon
Central atom: 
Xenon
Attached groups: 
OTeF₅ (pentafluorooxytellurium)
O (oxo Z)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 6
Oxidation Number (ON) (Roman numerals): 
ON: (VI)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Xe«V6C4OVIE10B4L0X2Z2»
[MLXZ]𝘲 class: 
[MX2Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

[Sn{(NSiMe₃)₂CMe}₂]

Formula Unicode styled: 
[Sn{(NSiMe₃)₂CMe}₂]
Compound name(s): 
bis(N,N'-bis(trimethylsilyl)amidinato)-tin
Central atom: 
Tin
Attached groups: 
(NSiMe₃)₂CMe (bis(trimethylsilyl)amidinato-κ²N)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Sn«V2C4OIIE10B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

catena–1D-[Sn(F)(NCS-κN)(μ₂-F)]⊖

Formula Unicode styled: 
catena–1D-[Sn(F)(NCS-κN)(μ₂-F)]⊖
Compound name(s): 
fluoro-isothiocyanato-(μ₂-fluoro)-tin(1-)
Central atom: 
Tin
Attached groups: 
F (fluoro)
NCS (isothiocyanato-κN)
F (μ₂-fluoro)
Charge on central atom: 
-1
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Sn«V2C4OIIE10B4Z0X3L1»⊖
[MLXZ]𝘲 class: 
[MX3L1]-
MLXZ class (ENC, equivalent neutral class): 
MX2L2

catena–3D-[Sn(OCH₂CH₂O)]

Formula Unicode styled: 
catena–3D-[Sn(OCH₂CH₂O)]
Compound name(s): 
catena-[(μ-ethyleneglycolato)-tin]
Central atom: 
Tin
Attached groups: 
OCH₂CH₂O (ethanediolato-κO,κO)
Charge on central atom: 
0
Compound type: 
Catena-3D
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Sn«V2C4OIIE10B4Z0X2L2»
[MLXZ]𝘲 class: 
[MX2L2]
MLXZ class (ENC, equivalent neutral class): 
MX2L2

equatorial–[Tl(Ph)(S₂PCy₂)₂]

Formula Unicode styled: 
equatorial–[Tl(Ph)(S₂PCy₂)₂]
Compound name(s): 
phenyl-bis(dicyclohexyldithiophosphinato-S,S')-thallium
Central atom: 
Thallium
Attached groups: 
Ph (phenyl)
S₂PCy₂ (dithiodicyclohexylphosphinato)
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: 5
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Tl«V3C5OIIIE10B5Z0X3L2»
[MLXZ]𝘲 class: 
[MX3L2]
MLXZ class (ENC, equivalent neutral class): 
MX3L2

[Si{(PMe₂)₂CSiMe₃}₂]

Formula Unicode styled: 
[Si{(PMe₂)₂CSiMe₃}₂]
Compound name(s): 
bis(Trimethylsilyl-bis(dimethylphosphino)-methanide-P,P')-silicon
Central atom: 
Silicon
Attached groups: 
(PMe₂)₂CSiMe₃ (1,2-bis-(dimethylphosphino)(trimethylsilylmethanido)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Si«V2C4OIIE10B4Z0X0L4»2⊕
[MLXZ]𝘲 class: 
[ML4]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L2

[Ge(Cl)(15-crown-5-κ³O)]⊕

Formula Unicode styled: 
[Ge(Cl)(15-crown-5-κ³O)]⊕
Compound name(s): 
(15-crown-5)-chloro-germanium(1+)
Central atom: 
Germanium
Attached groups: 
Cl (chloro)
15-crown-5 (15-crown-5-κ³O)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 10
Summary of calculated classifications: 
Ge«V2C4OIIE10B4Z0X1L3»⊕
[MLXZ]𝘲 class: 
[MX1L3]+
MLXZ class (ENC, equivalent neutral class): 
MX2L2