(O)₄ (tetraoxo X₄ Ⓢ 4⊖)

[Sb(O)₄]³⊖

Formula Unicode styled: 
[Sb(O)₄]³⊖
Compound name(s): 
antimonate
tetraoxoantimony(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: 
Sb«V5C4OVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[P(O)₄]³⊖

Formula Unicode styled: 
[P(O)₄]³⊖
Compound name(s): 
tetraoxophosphorus(3-)
orthophosphate
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: 
P«V5C4OVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[S(O)₄]²⊖

Formula Unicode styled: 
[S(O)₄]²⊖
Compound name(s): 
tetraoxygen-sulfur(2-), sulfate, sulphate
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: 
S«V6C4OVIE8B4Z0L0X4»2⊕
[MLXZ]𝘲 class: 
[MX4]2+
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

[Se(O)₄]²⊖

Formula Unicode styled: 
[Se(O)₄]²⊖
Compound name(s): 
Tetraoxo-selenium(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: 
Se«V6C4OVIE8B4Z0L0X4»2⊕
[MLXZ]𝘲 class: 
[MX4]2+
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

[Ge(O)₄]⁴⊖

Formula Unicode styled: 
[Ge(O)₄]⁴⊖
Compound name(s): 
tetraoxo-germanium(4-)
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: 
Ge«V4C4OIVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Te(O)₄]²⊖

Formula Unicode styled: 
[Te(O)₄]²⊖
Compound name(s): 
tetraoxo-tellurium(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: 
Te«V6C4OVIE8B4Z0L0X4»2⊕
[MLXZ]𝘲 class: 
[MX4]2+
MLXZ class (ENC, equivalent neutral class): 
MX2Z2

[As(O)₄]³⊖

Formula Unicode styled: 
[As(O)₄]³⊖
Compound name(s): 
Tetraoxo-arsenic(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: 
As«V5C4OVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]+
MLXZ class (ENC, equivalent neutral class): 
MX3Z1

[I(O)₄]⊖

Formula Unicode styled: 
[I(O)₄]⊖
Compound name(s): 
tetraoxoiodine(1-); periodate
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: 
I«V7C4OVIIE8B4Z0L0X4»3⊕
[MLXZ]𝘲 class: 
[MX4]3+
MLXZ class (ENC, equivalent neutral class): 
MX1Z3

[Br(O)₄]⊖

Formula Unicode styled: 
[Br(O)₄]⊖
Compound name(s): 
tetraoxobromine(1-), perbromate
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: 
Br«V7C4OVIIE8B4Z0L0X4»3⊕
[MLXZ]𝘲 class: 
[MX4]3+
MLXZ class (ENC, equivalent neutral class): 
MX1Z3

[Cl(O)₄]⊖

Formula Unicode styled: 
[Cl(O)₄]⊖
Compound name(s): 
Tetraoxochlorine(1-), (perchlorate)
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: 
Cl«V7C4OVIIE8B4Z0L0X4»3⊕
[MLXZ]𝘲 class: 
[MX4]3+
MLXZ class (ENC, equivalent neutral class): 
MX1Z3