NR(=M) (X type)

cis–[Ta(Cl)₄{N(CH₃)₂}₂]⊖

Formula Unicode styled: 
cis–[Ta(Cl)₄{N(CH₃)₂}₂]⊖
Compound name(s): 
bis(dimethylamido)-tetrachloro-tantalum(1-)
Central atom: 
Carbon
Attached groups: 
H (hydrido)
NR(=M) (X type)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
C«V4C4O-IIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Hf{Si(SiMe₃)₃}{N(CH₃)₂}₃]

Formula Unicode styled: 
[Hf{Si(SiMe₃)₃}{N(CH₃)₂}₃]
Compound name(s): 
tris(Dimethylamido)-(tris(trimethylsilyl)silyl)-hafnium
Central atom: 
Carbon
Attached groups: 
H (hydrido)
NR(=M) (X type)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
C«V4C4O-IIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Th{N(CH₃)₂}₂(Cp*)₂]

Formula Unicode styled: 
[Th{N(CH₃)₂}₂(Cp*)₂]
Compound name(s): 
bis(dimethylamide)-bis(pentamethyl-cyclopentadienyl)-thorium
Central atom: 
Carbon
Attached groups: 
H (hydrido)
NR(=M) (X type)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
C«V4C4O-IIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[W{N(CH₃)₂}₃(N)]

Formula Unicode styled: 
[W{N(CH₃)₂}₃(N)]
Compound name(s): 
Nitrido-tris(dimethylamino)-tungsten
Central atom: 
Carbon
Attached groups: 
H (hydrido)
NR(=M) (X type)
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: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
C«V4C4O-IIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4