O (oxo O⊖ X)

trans–[Mg(ONO₂-κO)₂(Py)₄]

Formula Unicode styled: 
trans–[Mg(ONO₂-κO)₂(Py)₄]
Compound name(s): 
bis(Nitrato)-tetrapyridine-magnesium
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: 
N«V5C3OVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Mg(ONO₂-κO)(OH₂)₅]⊕

Formula Unicode styled: 
[Mg(ONO₂-κO)(OH₂)₅]⊕
Compound name(s): 
Penta-aqua-(nitrato-O)-magnesium(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: 
N«V5C3OVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Zn(ONO₂-κO)₂(Py)₂]

Formula Unicode styled: 
[Zn(ONO₂-κO)₂(Py)₂]
Compound name(s): 
Dinitrato-bis(pyridine)-zinc
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: 
N«V5C3OVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

trans–[Zn(ONO₂-κO)₂(Py)₄]

Formula Unicode styled: 
trans–[Zn(ONO₂-κO)₂(Py)₄]
Compound name(s): 
trans-bis(Nitrato-O)-tetrapyridine-zinc bis(pyridine) clathrate
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: 
N«V5C3OVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[Li(ONO₂-κO)(Phen)₂]

Formula Unicode styled: 
[Li(ONO₂-κO)(Phen)₂]
Compound name(s): 
(nitrato)-bis(1,10-phenanthroline)-lithium
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: 
N«V5C3OVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

catena–1D-[B(μ₂-SO₄)₂]⊖

Formula Unicode styled: 
catena–1D-[B(μ₂-SO₄)₂]⊖
Compound name(s): 
tris(sulfato)boron(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: 
S«V6C4OVIE8B4L0X3Z1»
[MLXZ]𝘲 class: 
[MX3Z1]+
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

catena–1D-[B(SO₄-κO)₂(μ₂-SO₄)]³⊖

Formula Unicode styled: 
catena–1D-[B(SO₄-κO)₂(μ₂-SO₄)]³⊖
Compound name(s): 
tris(sulfato)boron(3-)
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: 
S«V6C4OVIE8B4L0X3Z1»
[MLXZ]𝘲 class: 
[MX3Z1]+
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

[Co(SeO₃-κSe)(NH₃)₅]⊖

Formula Unicode styled: 
[Co(SeO₃-κSe)(NH₃)₅]⊖
Compound name(s): 
Selenato-pentaammine-cobalt(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: 
Se«V4C3OIVE8B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]+
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[I(OTeF₅)₄(O)]⊖

Formula Unicode styled: 
[I(OTeF₅)₄(O)]⊖
Compound name(s): 
tetrakis-(pentafluorotelluro)-oxo-iodine(1-)
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: 
I«V5C5OVE12B5Z0L0X5»
[MLXZ]𝘲 class: 
[MX5]
MLXZ class (ENC, equivalent neutral class): 
MX5

[Cl(O)₂]⊖

Formula Unicode styled: 
[Cl(O)₂]⊖
Compound name(s): 
dioxo-chlorine(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: 
Cl«V3C2OIIIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]+
MLXZ class (ENC, equivalent neutral class): 
MX1Z1

[H(O)]⊖

Formula Unicode styled: 
[H(O)]⊖
Compound name(s): 
hydroxide(1-)
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: 
H«V1C1OIE2B1Z0L0X1»
[MLXZ]𝘲 class: 
[MX1]
MLXZ class (ENC, equivalent neutral class): 
MX1

[Rh(O)₆]⁸⊖

Formula Unicode styled: 
[Rh(O)₆]⁸⊖
Compound name(s): 
hexaoxo-rhodium(8-)
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: 
Rh«V4C6OIVE17B6Z0L0X6»2⊖
[MLXZ]𝘲 class: 
[MX6]2-
MLXZ class (ENC, equivalent neutral class): 
MX4L2

catena–2D-[Ru(O)₂(μ₂–O)₂]⁴⊖

Formula Unicode styled: 
catena–2D-[Ru(O)₂(μ₂–O)₂]⁴⊖
Compound name(s): 
catena-[Tetraoxo-ruthenium(4-)]
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: 
Ru«V4C6OIVE16B6Z0L0X6»2⊖
[MLXZ]𝘲 class: 
[MX6]2-
MLXZ class (ENC, equivalent neutral class): 
MX4L2

catena–2D-[Fe(O)₂(μ₂–O)₂]⁴⊖

Formula Unicode styled: 
catena–2D-[Fe(O)₂(μ₂–O)₂]⁴⊖
Compound name(s): 
catena-[tetraoxo-iron(4-)]
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: 
Fe«V4C6OIVE16B6Z0L0X6»2⊖
[MLXZ]𝘲 class: 
[MX6]2-
MLXZ class (ENC, equivalent neutral class): 
MX4L2

[S(Me)(O)(O)₂]⊖

Formula Unicode styled: 
[S(Me)(O)(O)₂]⊖
Compound name(s): 
methyl-trioxo-sulfur(1-), methylsulfonate
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: 
S«V6C4OIVE8B4L0X2Z2»
[MLXZ]𝘲 class: 
[MX2Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

[S(F)(O)(O)₂]⊖

Formula Unicode styled: 
[S(F)(O)(O)₂]⊖
Compound name(s): 
Fluoro-trioxo-sulfur(1-), fluorosulfate
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: 
S«V6C4OVIE8B4L0X2Z2»
[MLXZ]𝘲 class: 
[MX2Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

[S(F)(O)₂]⊖

Formula Unicode styled: 
[S(F)(O)₂]⊖
Compound name(s): 
fluoro-dioxo-sulfur(1-), fluorodioxosulfate
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: 
S«V4C3OIVE8B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]+
MLXZ class (ENC, equivalent neutral class): 
MX2Z1

[S(Tol-p)(O)(O)₂]⊖

Formula Unicode styled: 
[S(Tol-p)(O)(O)₂]⊖
Compound name(s): 
p-tolyl-trioxo-sulphur(1-), p-tolyl-trioxo-sulfur(1-), tosylate
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: 
S«V6C4OIVE8B4L0X2Z2»
[MLXZ]𝘲 class: 
[MX2Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

[S(OH)(O)(O)₂]⊖

Formula Unicode styled: 
[S(OH)(O)(O)₂]⊖
Compound name(s): 
hydroxo-trioxo-sulfur(1-), hydroxo-trioxo-sulphur(1-), hydrogensulfate, hydrogensulphate
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: 
S«V6C4OVIE8B4L0X2Z2»
[MLXZ]𝘲 class: 
[MX2Z2]
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

[S(O)₂(O)]²⊖

Formula Unicode styled: 
[S(O)₂(O)]²⊖
Compound name(s): 
trioxosulphur(2-), trioxosulfur(2-)
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: 
S«V4C3OIVE8B3L0X2Z1»
[MLXZ]𝘲 class: 
[MX2Z1]
MLXZ class (ENC, equivalent neutral class): 
MX2Z1