9-coordinate (geometry not specified)

[Sr(Dien-κ³N)₃]²⊕

Formula Unicode styled: 
[Sr(Dien-κ³N)₃]²⊕
Compound name(s): 
tris(bis(2-Aminoethyl)amino)-strontium(2+)
Central atom: 
Strontium
Attached groups: 
Dien (diethylenetriamine-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: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Sr«V2C9OIIE18B9Z0X0L9»2⊕
[MLXZ]𝘲 class: 
[ML9]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L7

[Sr(CO₃-κ²O)]

Formula Unicode styled: 
[Sr(CO₃-κ²O)]
Compound name(s): 
carbonato strontium|strontium carbonate
Central atom: 
Strontium
Attached groups: 
CO₃ (carbonato-κ²O)
Charge on central atom: 
Compound type: 
Lattice
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Sr«V2C9OII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[K{η⁵-C₅H₃(Buᵗ)₂}(18-crown-6-κ⁶O)]

Formula Unicode styled: 
[K{η⁵-C₅H₃(Buᵗ)₂}(18-crown-6-κ⁶O)]
Compound name(s): 
(18-Crown-6)-(1,3-di-t-butylcyclopentadienyl)-potassium
Central atom: 
Potassium
Attached groups: 
C₅H₃(Buᵗ)₂ (η⁵-bis(t-butyl)cyclopentadienyl)
18-crown-6 (18-crown-6-κ⁶O)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
K«V1C9OIE18B9Z0X1L8»
[MLXZ]𝘲 class: 
[MX1L8]
MLXZ class (ENC, equivalent neutral class): 
MX1L8

[K{OC₆H₂(NO₂)₃-2,4,6-κ²O}(OH₂)(18-crown-6-κ⁶O)]

Formula Unicode styled: 
[K{OC₆H₂(NO₂)₃-2,4,6-κ²O}(OH₂)(18-crown-6-κ⁶O)]
Compound name(s): 
Aqua-(dibenzo-18-crown-6)-(picrate-O)-potassium
Central atom: 
Potassium
Attached groups: 
OC₆H₂(NO₂)₃-2,4,6 (picrato-κ²O)
OH₂ (aqua)
18-crown-6 (18-crown-6-κ⁶O)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
K«V1C9OIE18B9Z0X1L8»
[MLXZ]𝘲 class: 
[MX1L8]
MLXZ class (ENC, equivalent neutral class): 
MX1L8

[K(Cp*)(18-crown-6-κ⁶O)]

Formula Unicode styled: 
[K(Cp*)(18-crown-6-κ⁶O)]
Compound name(s): 
(η⁵-Pentamethyl-cyclopentadienyl)-(1,4,7,10,13,16-hexaoxacyclo-octadecane)-potassium
Central atom: 
Potassium
Attached groups: 
Cp* (η⁵-pentamethylcyclopentadienyl)
18-crown-6 (18-crown-6-κ⁶O)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
K«V1C9OIE18B9Z0X1L8»
[MLXZ]𝘲 class: 
[MX1L8]
MLXZ class (ENC, equivalent neutral class): 
MX1L8

[K(Cp)(18-crown-6-κ⁶O)]

Formula Unicode styled: 
[K(Cp)(18-crown-6-κ⁶O)]
Compound name(s): 
(η⁵-Cyclopentadienyl)-(1,4,7,10,13,16-hexaoxacyclo-octadecane)-potassium
Central atom: 
Potassium
Attached groups: 
Cp (η⁵-cyclopentadienyl)
18-crown-6 (18-crown-6-κ⁶O)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
K«V1C9OIE18B9Z0X1L8»
[MLXZ]𝘲 class: 
[MX1L8]
MLXZ class (ENC, equivalent neutral class): 
MX1L8

[K(Cp)([18]aneO₄N₂-κ²N,κ⁴O)]

Formula Unicode styled: 
[K(Cp)([18]aneO₄N₂-κ²N,κ⁴O)]
Compound name(s): 
(η⁵-cyclopentadienyl)-(1,4,10,13-tetraoxa-7,16-diazacyclooctadecane)-potassium
Central atom: 
Potassium
Attached groups: 
Cp (η⁵-cyclopentadienyl)
[18]aneO₄N₂ (tetraoxa-7,16-diazacyclooctadecane-κ²N,κ⁴O)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
K«V1C9OIE18B9Z0X1L8»
[MLXZ]𝘲 class: 
[MX1L8]
MLXZ class (ENC, equivalent neutral class): 
MX1L8

[K(Cl)(OH₂)₂(18-crown-6-κ⁶O)]

Formula Unicode styled: 
[K(Cl)(OH₂)₂(18-crown-6-κ⁶O)]
Compound name(s): 
(1,4,7,10,13,16-hexaoxacyclooctadecane)-chloro-diaqua-potassium
Central atom: 
Potassium
Attached groups: 
Cl (chloro)
OH₂ (aqua)
18-crown-6 (18-crown-6-κ⁶O)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
K«V1C9OIE18B9Z0X1L8»
[MLXZ]𝘲 class: 
[MX1L8]
MLXZ class (ENC, equivalent neutral class): 
MX1L8

catena–1D-[Sr(OH₂)₃(μ₂-OH₂){OC₆H₂(NO₂)₃-2,4,6-κ²O}₂]

Formula Unicode styled: 
catena–1D-[Sr(OH₂)₃(μ₂-OH₂){OC₆H₂(NO₂)₃-2,4,6-κ²O}₂]
Compound name(s): 
catena-[(μ2-Aqua)-bis(picrato-O,O')-triaqua-strontium]
Central atom: 
Strontium
Attached groups: 
OH₂ (aqua)
OH₂ (μ₂-aqua)
OC₆H₂(NO₂)₃-2,4,6 (picrato-κ²O)
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: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Sr«V2C9OIIE18B9Z0X2L7»
[MLXZ]𝘲 class: 
[MX2L7]
MLXZ class (ENC, equivalent neutral class): 
MX2L7

[Ca(OH₂)₃(18-crown-6-κ⁶O)]²⊕

Formula Unicode styled: 
[Ca(OH₂)₃(18-crown-6-κ⁶O)]²⊕
Compound name(s): 
(18-Crown-6)-triaqua-calcium(2+)
Central atom: 
Calcium
Attached groups: 
OH₂ (aqua)
18-crown-6 (18-crown-6-κ⁶O)
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: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Ca«V2C9OIIE18B9Z0X0L9»2⊕
[MLXZ]𝘲 class: 
[ML9]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L7

[Ca(OH₂)₃(O₂NO-κ²O)(12-crown-4-κ⁴O)]⊕

Formula Unicode styled: 
[Ca(OH₂)₃(O₂NO-κ²O)(12-crown-4-κ⁴O)]⊕
Compound name(s): 
Triaqua-(12-crown-4)-(nitrato-O)-calcium(1+)
Central atom: 
Calcium
Attached groups: 
OH₂ (aqua)
NO₃ (nitrato-κ²O)
12-crown-4 (12-crown-4-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: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Ca«V2C9OIIE18B9Z0X1L8»⊕
[MLXZ]𝘲 class: 
[MX1L8]+
MLXZ class (ENC, equivalent neutral class): 
MX2L7

[Ca(OH₂)(2,2,2-cryptand-κ⁶O,κ²N)]²⊕

Formula Unicode styled: 
[Ca(OH₂)(2,2,2-cryptand-κ⁶O,κ²N)]²⊕
Compound name(s): 
Aqua-crypt(222)-calcium(2+)
Central atom: 
Calcium
Attached groups: 
OH₂ (aqua)
2,2,2-cryptand (2,2,2-cryptand-κ⁶O,κ²N)
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: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Ca«V2C9OIIE18B9Z0X0L9»2⊕
[MLXZ]𝘲 class: 
[ML9]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L7

[Ca(O₂NO-κ²O)₂(15-crown-5-κ⁵O)]

Formula Unicode styled: 
[Ca(O₂NO-κ²O)₂(15-crown-5-κ⁵O)]
Compound name(s): 
(15-Crown-5)-bis(nitrato-O,O')-calcium
Central atom: 
Calcium
Attached groups: 
NO₃ (nitrato-κ²O)
15-crown-5 (15-crown-5-κ⁵O)
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: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Ca«V2C9OIIE18B9Z0X2L7»
[MLXZ]𝘲 class: 
[MX2L7]
MLXZ class (ENC, equivalent neutral class): 
MX2L7

[Ca(NH₃)₃(18-crown-6-κ⁶O)]²⊕

Formula Unicode styled: 
[Ca(NH₃)₃(18-crown-6-κ⁶O)]²⊕
Compound name(s): 
Triammine-(18-crown-6)-calcium(2+)
Central atom: 
Calcium
Attached groups: 
NH₃ (ammine)
18-crown-6 (18-crown-6-κ⁶O)
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: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Ca«V2C9OIIE18B9Z0X0L9»2⊕
[MLXZ]𝘲 class: 
[ML9]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L7

[Ca(NCMe)₃(18-crown-6-κ⁶O)]²⊕

Formula Unicode styled: 
[Ca(NCMe)₃(18-crown-6-κ⁶O)]²⊕
Compound name(s): 
tris(Acetonitrile)-(18-crown-6)-calcium(2+)
Central atom: 
Calcium
Attached groups: 
NCMe (acetonitrile)
18-crown-6 (18-crown-6-κ⁶O)
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: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Ca«V2C9OIIE18B9Z0X0L9»2⊕
[MLXZ]𝘲 class: 
[ML9]2+
MLXZ class (ENC, equivalent neutral class): 
MX2L7

[Ca(H)₂]

Formula Unicode styled: 
[Ca(H)₂]
Compound name(s): 
dihydrido-calcium
calcium dihydride
Central atom: 
Calcium
Attached groups: 
H (hydrido)
Charge on central atom: 
Compound type: 
Lattice
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Ca«V2C9OII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Rb(O₃)]

Formula Unicode styled: 
[Rb(O₃)]
Compound name(s): 
ozonido-rubidium|rubidium ozonide
Central atom: 
Rubidium
Attached groups: 
O₃ (ozonido)
Charge on central atom: 
Compound type: 
Lattice
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Rb«V1C9OI»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Rb(NH₃)₃(18-crown-6-κ⁶O)]⊕

Formula Unicode styled: 
[Rb(NH₃)₃(18-crown-6-κ⁶O)]⊕
Compound name(s): 
Triammine-(1,4,7,10,13,16-hexaoxacyclooctadecane)-rubidium(1+)
Central atom: 
Rubidium
Attached groups: 
NH₃ (ammine)
18-crown-6 (18-crown-6-κ⁶O)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Rb«V1C9OIE18B9Z0X0L9»⊕
[MLXZ]𝘲 class: 
[ML9]+
MLXZ class (ENC, equivalent neutral class): 
MX1L8

[Rb(Cp*)(18-crown-6-κ⁶O)]

Formula Unicode styled: 
[Rb(Cp*)(18-crown-6-κ⁶O)]
Compound name(s): 
(η⁵-Pentamethyl-cyclopentadienyl)-(18-crown-6)-rubidium
Central atom: 
Rubidium
Attached groups: 
Cp* (η⁵-pentamethylcyclopentadienyl)
18-crown-6 (18-crown-6-κ⁶O)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Rb«V1C9OIE18B9Z0X1L8»
[MLXZ]𝘲 class: 
[MX1L8]
MLXZ class (ENC, equivalent neutral class): 
MX1L8

[Rb(Cp)(18-crown-6-κ⁶O)]

Formula Unicode styled: 
[Rb(Cp)(18-crown-6-κ⁶O)]
Compound name(s): 
(η⁵-Cyclopentadienyl)-(18-crown-6)-rubidium
Central atom: 
Rubidium
Attached groups: 
Cp (η⁵-cyclopentadienyl)
18-crown-6 (18-crown-6-κ⁶O)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Rb«V1C9OIE18B9Z0X1L8»
[MLXZ]𝘲 class: 
[MX1L8]
MLXZ class (ENC, equivalent neutral class): 
MX1L8