Ni(CO)₃ (tricarbonylnickel)

[C(O){Ni(CO)₃}]

Formula Unicode styled: 
[C(O){Ni(CO)₃}]
Compound name(s): 
Tetracarbonyl-nickel
Central atom: 
Carbon
Attached groups: 
O (oxo ⭀O X₂L)
Ni(CO)₃ (tricarbonylnickel)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
C«V4C2OIIE8B4X2L1Z1»
[MLXZ]𝘲 class: 
[MX2L1Z1]
MLXZ class (ENC, equivalent neutral class): 
MX4

[P(Buᵗ)₃{Ni(CO)₃}]

Formula Unicode styled: 
[P(Buᵗ)₃{Ni(CO)₃}]
Compound name(s): 
(tri-t-butylphosphine)-tricarbonyl-nickel
Central atom: 
Phosphorus
Attached groups: 
Buᵗ (t-butyl)
Ni(CO)₃ (tricarbonylnickel)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 5
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
P«V5C4OIIIE8B4L0X3Z1»
[MLXZ]𝘲 class: 
[MX3Z1]
MLXZ class (ENC, equivalent neutral class): 
MX3Z1