(O)₄ (tetraoxo X₈L Ⓢ)

[Ru(O)₄]

Formula Unicode styled: 
[Ru(O)₄]
Compound name(s): 
tetraoxo-ruthenium
Central atom: 
Ruthenium
Attached groups: 
(O)₄ (tetraoxo X₈L Ⓢ)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 8
Oxidation Number (ON) (Roman numerals): 
ON: (VIII)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Ru«V8C4OVIIIE18B9Z0X8L1»
[MLXZ]𝘲 class: 
[MX8L1]
MLXZ class (ENC, equivalent neutral class): 
MX8L1

[Fe(O)₄]⁵⊖

Formula Unicode styled: 
[Fe(O)₄]⁵⊖
Compound name(s): 
tetraoxo-iron(5-)
Central atom: 
Iron
Attached groups: 
(O)₄ (tetraoxo X₈L Ⓢ)
Charge on central atom: 
-5
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 23
Summary of calculated classifications: 
Fe«V3C4OIIIE23B9Z0X8L1»5⊖
[MLXZ]𝘲 class: 
[MX8L1]5-
MLXZ class (ENC, equivalent neutral class): 
MX3L6

[Fe(O)₄]²⊖

Formula Unicode styled: 
[Fe(O)₄]²⊖
Compound name(s): 
tetraoxoiron(2-)
Central atom: 
Iron
Attached groups: 
(O)₄ (tetraoxo X₈L Ⓢ)
O (oxo X₂)
Charge on central atom: 
-2
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: 20
Summary of calculated classifications: 
Fe«V6C4OVIE20B9Z0X8L1»2⊖
[MLXZ]𝘲 class: 
[MX8L1]2-
MLXZ class (ENC, equivalent neutral class): 
MX6L3

[Mn(O)₄]⊖

Formula Unicode styled: 
[Mn(O)₄]⊖
Compound name(s): 
tetraoxomanganese(1-) (permanganate)
Central atom: 
Manganese
Attached groups: 
(O)₄ (tetraoxo X₈L Ⓢ)
Charge on central atom: 
-1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 7
Oxidation Number (ON) (Roman numerals): 
ON: (VII)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Mn«V7C4OVIIE18B9Z0X8L1»⊖
[MLXZ]𝘲 class: 
[MX8L1]-
MLXZ class (ENC, equivalent neutral class): 
MX7L2

[Tc(O)₄]⊖

Formula Unicode styled: 
[Tc(O)₄]⊖
Compound name(s): 
tetraoxotechnetium(1-)
Central atom: 
Technetium
Attached groups: 
(O)₄ (tetraoxo X₈L Ⓢ)
Charge on central atom: 
-1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 7
Oxidation Number (ON) (Roman numerals): 
ON: (VII)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Tc«V7C4OVIIE18B9Z0X8L1»⊖
[MLXZ]𝘲 class: 
[MX8L1]-
MLXZ class (ENC, equivalent neutral class): 
MX7L2

[Mo(O)₄]²⊖

Formula Unicode styled: 
[Mo(O)₄]²⊖
Compound name(s): 
tetraoxo-molybdenum(2-)
Central atom: 
Molybdenum
Attached groups: 
(O)₄ (tetraoxo X₈L Ⓢ)
Charge on central atom: 
-2
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: 18
Summary of calculated classifications: 
Mo«V6C4OVIE18B9Z0X8L1»2⊖
[MLXZ]𝘲 class: 
[MX8L1]2-
MLXZ class (ENC, equivalent neutral class): 
MX6L3

[Cr(O)₄]²⊖

Formula Unicode styled: 
[Cr(O)₄]²⊖
Compound name(s): 
tetraoxochromium(2-)
Central atom: 
Chromium
Attached groups: 
(O)₄ (tetraoxo X₈L Ⓢ)
Charge on central atom: 
-2
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: 18
Summary of calculated classifications: 
Cr«V6C4OVIE18B9Z0X8L1»2⊖
[MLXZ]𝘲 class: 
[MX8L1]2-
MLXZ class (ENC, equivalent neutral class): 
MX6L3

[Os(O)₄]

Formula Unicode styled: 
[Os(O)₄]
Compound name(s): 
Tetraoxo osmium|Osmium tetraoxide
Central atom: 
Osmium
Attached groups: 
(O)₄ (tetraoxo X₈L Ⓢ)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 8
Oxidation Number (ON) (Roman numerals): 
ON: (VIII)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Os«V8C4OVIIIE18B9Z0X8L1»
[MLXZ]𝘲 class: 
[MX8L1]
MLXZ class (ENC, equivalent neutral class): 
MX8L1

[W(O)₄]²⊖

Formula Unicode styled: 
[W(O)₄]²⊖
Compound name(s): 
tungstate(2-)
Central atom: 
Tungsten
Attached groups: 
(O)₄ (tetraoxo X₈L Ⓢ)
Charge on central atom: 
-2
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: 18
Summary of calculated classifications: 
W«V6C4OVIE18B9Z0X8L1»2⊖
[MLXZ]𝘲 class: 
[MX8L1]2-
MLXZ class (ENC, equivalent neutral class): 
MX6L3

[Re(O)₄]⊖

Formula Unicode styled: 
[Re(O)₄]⊖
Compound name(s): 
perrhenate(1-)
Central atom: 
Rhenium
Attached groups: 
(O)₄ (tetraoxo X₈L Ⓢ)
Charge on central atom: 
-1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 7
Oxidation Number (ON) (Roman numerals): 
ON: (VII)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Re«V7C4OVIIE18B9Z0X8L1»⊖
[MLXZ]𝘲 class: 
[MX8L1]-
MLXZ class (ENC, equivalent neutral class): 
MX7L2