Fe group (X type)

cis–[Fe(CN)₂(H)(CO)(Cp)]

Formula Unicode styled: 
cis–[Fe(CN)₂(H)(CO)(Cp)]
Compound name(s): 
(η⁵-Cyclopentadienyl)-carbonyl-dicyano-hyrido-iron
Central atom: 
Hydrogen
Attached groups: 
Fe group (X type)
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: 1
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 2
Summary of calculated classifications: 
H«V1C1O-IE2B1Z0L0X1»
[MLXZ]𝘲 class: 
[MX1]
MLXZ class (ENC, equivalent neutral class): 
MX1

axial–[Fe(H)(CO)₄{Cr(CO)₅}]⊖

Formula Unicode styled: 
axial–[Fe(H)(CO)₄{Cr(CO)₅}]⊖
Compound name(s): 
(pentacarbonylchromium)tetracarbonyl-hydrido-iron(1-)
Central atom: 
Hydrogen
Attached groups: 
Fe group (X type)
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: 1
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 2
Summary of calculated classifications: 
H«V1C1O-IE2B1Z0L0X1»
[MLXZ]𝘲 class: 
[MX1]
MLXZ class (ENC, equivalent neutral class): 
MX1

axial–[Fe(H)(CO)₄]⊖

Formula Unicode styled: 
axial–[Fe(H)(CO)₄]⊖
Compound name(s): 
(tetracarbonyl-hydrido-iron(1-)
Central atom: 
Hydrogen
Attached groups: 
Fe group (X type)
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: 1
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 2
Summary of calculated classifications: 
H«V1C1O-IE2B1Z0L0X1»
[MLXZ]𝘲 class: 
[MX1]
MLXZ class (ENC, equivalent neutral class): 
MX1