CHO (formyl)

mer,trans-[Tc(CHO)(CO)₃(PPh₃)₂]

Formula Unicode styled: 
mer,trans-[Tc(CHO)(CO)₃(PPh₃)₂]
Compound name(s): 
tricarbonyl-(formato)-bis(triphenylphosphine)-technetium
Central atom: 
Technetium
Attached groups: 
CHO (formyl)
CO (carbonyl)
PPh₃ (triphenylphosphane)
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: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Tc«V1C6OIE18B6Z0X1L5»
[MLXZ]𝘲 class: 
[MX1L5]
MLXZ class (ENC, equivalent neutral class): 
MX1L5

[Cu(OC{O}H-κO)(PPh₃)₃]

Formula Unicode styled: 
[Cu(OC{O}H-κO)(PPh₃)₃]
Compound name(s): 
(O-Formato)-tris(triphenylphosphine)-copper
Central atom: 
Oxygen
Attached groups: 
CHO (formyl)
Cu group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
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: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

trans–[Rh(OC{O}H-κO)(CO)(PPh₃)₂]

Formula Unicode styled: 
trans–[Rh(OC{O}H-κO)(CO)(PPh₃)₂]
Compound name(s): 
Carbonyl-(formato-O)-bis(triphenylphosphine)-rhodium
Central atom: 
Oxygen
Attached groups: 
CHO (formyl)
Rh group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
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: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Fe(OC{O}H-κO)(CO)₂(Cp)]

Formula Unicode styled: 
[Fe(OC{O}H-κO)(CO)₂(Cp)]
Compound name(s): 
Dicarbonyl-(η⁵-cyclopentadienyl)-formato-iron
Central atom: 
Oxygen
Attached groups: 
CHO (formyl)
Fe group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
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: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

trans,trans,trans–[Co(OC{O}H-κO)₂(OH₂)₂(Py)₂]

Formula Unicode styled: 
trans,trans,trans–[Co(OC{O}H-κO)₂(OH₂)₂(Py)₂]
Compound name(s): 
Diaqua-bis(formato-O)-bis(pyridine-N)-cobalt
Central atom: 
Oxygen
Attached groups: 
CHO (formyl)
Co group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
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: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Bi(Ph)₃(OC{O}H-κO)₂]

Formula Unicode styled: 
[Bi(Ph)₃(OC{O}H-κO)₂]
Compound name(s): 
bis(Formato)-triphenyl-bismuth
Central atom: 
Oxygen
Attached groups: 
CHO (formyl)
Bi group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
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: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Pb(OC{O}H-κO)(OH₂)(O₂CH){SC(NH₂)₂}₂]

Formula Unicode styled: 
[Pb(OC{O}H-κO)(OH₂)(O₂CH){SC(NH₂)₂}₂]
Compound name(s): 
bis(Thiourea)-bis(formato)lead(1+)
Central atom: 
Oxygen
Attached groups: 
CHO (formyl)
Pb group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
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: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Ag(OC{O}H-κO)(PPh₃)₃]

Formula Unicode styled: 
[Ag(OC{O}H-κO)(PPh₃)₃]
Compound name(s): 
(O-Formato)-tris(triphenylphosphine)-silver
Central atom: 
Oxygen
Attached groups: 
CHO (formyl)
Ag group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
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: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Cu(OC{O}H-κO)(OH₂)(Terpy-κ³N)]⊕

Formula Unicode styled: 
[Cu(OC{O}H-κO)(OH₂)(Terpy-κ³N)]⊕
Compound name(s): 
Aqua-(formato-O)-(2,2':6',2''-terpyridine-N,N',N'')-copper(1+)
Central atom: 
Oxygen
Attached groups: 
CHO (formyl)
Cu group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
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: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Nb(OC{O}H-κO)(O)(Cp*)₂]

Formula Unicode styled: 
[Nb(OC{O}H-κO)(O)(Cp*)₂]
Compound name(s): 
bis-(η⁵-Pentamethyl-cyclopentadienyl)-formato-oxo-niobium
Central atom: 
Oxygen
Attached groups: 
CHO (formyl)
Nb group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
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: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[Ti(OC{O}H-κO)₂(Cp)₂]

Formula Unicode styled: 
[Ti(OC{O}H-κO)₂(Cp)₂]
Compound name(s): 
bis(η-Cyclopentadienyl)-bis(formato-O)-titanium
Central atom: 
Oxygen
Attached groups: 
CHO (formyl)
Ti group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
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: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

fac–[Cr(OC{O}H-κO)₃(O=CH(NH₂)}₃]

Formula Unicode styled: 
fac–[Cr(OC{O}H-κO)₃(O=CH(NH₂)}₃]
Compound name(s): 
tris(Formamido)-tris(formato)-chromium
Central atom: 
Oxygen
Attached groups: 
CHO (formyl)
Cr group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
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: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[U(O)₂(OC{O}H-κO)₃(O₂CH)]²⊖

Formula Unicode styled: 
[U(O)₂(OC{O}H-κO)₃(O₂CH)]²⊖
Compound name(s): 
dioxo-tetraformato-uranium(2-)
Central atom: 
Oxygen
Attached groups: 
CHO (formyl)
U group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
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: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

[C(H)₂(O)]

Formula Unicode styled: 
[C(H)₂(O)]
Compound name(s): 
Formaldehyde
Central atom: 
Hydrogen
Attached groups: 
CHO (formyl)
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«V1C1OIE2B1Z0L0X1»
[MLXZ]𝘲 class: 
[MX1]
MLXZ class (ENC, equivalent neutral class): 
MX1

trans–[Ru(CHO)(CO)(Dppe-κ²P)₂]⊕

Formula Unicode styled: 
trans–[Ru(CHO)(CO)(Dppe-κ²P)₂]⊕
Compound name(s): 
is(1,2-bis(Diphenylphosphino)ethane-P,P')-carbonyl-(deuterioformyl)-ruthenium(1+)
Central atom: 
Ruthenium
Attached groups: 
CHO (formyl)
CO (carbonyl)
Dppe (1,2-bis-(diphenylphosphino)ethane-κ²P)
Charge on central atom: 
1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Ru«V2C6OIIE18B6Z0X1L5»⊕
[MLXZ]𝘲 class: 
[MX1L5]+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[Ru(CHO)(CO)(PMe₂Ph)(Cp*)]

Formula Unicode styled: 
[Ru(CHO)(CO)(PMe₂Ph)(Cp*)]
Compound name(s): 
Carbonyl-(η⁵-pentamethyl-cyclopentadienyl)-formyl-dimethyl-phenylphosphine-ruthenium
Central atom: 
Ruthenium
Attached groups: 
CHO (formyl)
CO (carbonyl)
PMe₂Ph (dimethylphenylphosphane)
Cp* (η⁵-pentamethylcyclopentadienyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Ru«V2C6OIIE18B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

trans–[Fe(CHO)(CO)₃{P(OPh)₃}]⊖

Formula Unicode styled: 
trans–[Fe(CHO)(CO)₃{P(OPh)₃}]⊖
Compound name(s): 
formyl-tricarbonyl-triphenylphosphite-iron(1-)
Central atom: 
Iron
Attached groups: 
CHO (formyl)
CO (carbonyl)
P(OPh)₃ (triphenylphosphite)
Charge on central atom: 
-1
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 0
Oxidation Number (ON) (Roman numerals): 
ON: (O)
Coordination Number (CN, sum of attached group denticities): 
CN: 5
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V0C5OOE18B5Z0X1L4»⊖
[MLXZ]𝘲 class: 
[MX1L4]-
MLXZ class (ENC, equivalent neutral class): 
ML5

[Fe(CHO)(CO)(PMe₃)(η⁵-C₅Ph₅)]

Formula Unicode styled: 
[Fe(CHO)(CO)(PMe₃)(η⁵-C₅Ph₅)]
Compound name(s): 
Carbonyl-formyl-(η⁵-pentaphenyl-cyclopentadienyl)-trimethylphosphine-iron
Central atom: 
Iron
Attached groups: 
CHO (formyl)
CO (carbonyl)
PMe₃ (trimethylphosphane)
C₅Ph₅ (η⁵-pentaphenylcyclopentadienyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 6
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Fe«V2C6OIIE18B6Z0X2L4»
[MLXZ]𝘲 class: 
[MX2L4]
MLXZ class (ENC, equivalent neutral class): 
MX2L4

[O(CHO)(H)]

Formula Unicode styled: 
[O(CHO)(H)]
Compound name(s): 
Formic acid
Central atom: 
Oxygen
Attached groups: 
CHO (formyl)
H (hydrido)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
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: 
O«V2C2O-IIE8B2Z0L0X2»
[MLXZ]𝘲 class: 
[MX2]
MLXZ class (ENC, equivalent neutral class): 
MX2

trans–[N(CHO)(H)]₂

Formula Unicode styled: 
trans–[N(CHO)(H)]₂
Compound name(s): 
Diformylhydrazine
Central atom: 
Nitrogen
Attached groups: 
CHO (formyl)
H (hydrido)
Charge on central atom: 
0
Compound type: 
Oligomer
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (-II)
Coordination Number (CN, sum of attached group denticities): 
CN: 3
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
N«V3C3O-IIE8B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]
MLXZ class (ENC, equivalent neutral class): 
MX3