H (hydrido)

[C(H)₂{P(OH)₂O}₂]

Formula Unicode styled: 
[C(H)₂{P(OH)₂O}₂]
Compound name(s): 
Methylene-diphosphonic acid
Methylene-bisphosphonic acid
Central atom: 
Carbon
Attached groups: 
H (hydrido)
P(OH)₂O (phosphonato-κP)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (-IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
C«V4C4O-IVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Cu(H)]

Formula Unicode styled: 
[Cu(H)]
Compound name(s): 
Copper Hydride
Central atom: 
Copper
Attached groups: 
H (hydrido)
Charge on central atom: 
Compound type: 
Lattice
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 1
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Cu«V1C4OI»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Sc(H)₃]

Formula Unicode styled: 
[Sc(H)₃]
Compound name(s): 
Scandium Hydride
Central atom: 
Scandium
Attached groups: 
H (hydrido)
Charge on central atom: 
Compound type: 
Lattice
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 15
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Sc«V3C15OIII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Ba(H)₂]

Formula Unicode styled: 
[Ba(H)₂]
Compound name(s): 
Barium hydride
Central atom: 
Barium
Attached groups: 
H (hydrido)
Charge on central atom: 
Compound type: 
Lattice
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Ba«V2C9OII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Mg(H)₂]

Formula Unicode styled: 
[Mg(H)₂]
Compound name(s): 
Magnesium hydride α
Central atom: 
Magnesium
Attached groups: 
H (hydrido)
Charge on central atom: 
Compound type: 
Lattice
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: 0
Summary of calculated classifications: 
Mg«V2C6OII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Sr(H)₂]

Formula Unicode styled: 
[Sr(H)₂]
Compound name(s): 
Strontium hydride
Central atom: 
Strontium
Attached groups: 
H (hydrido)
Charge on central atom: 
Compound type: 
Lattice
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 2
Oxidation Number (ON) (Roman numerals): 
ON: (II)
Coordination Number (CN, sum of attached group denticities): 
CN: 9
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Sr«V2C9OII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[Gd(H)₃]

Formula Unicode styled: 
[Gd(H)₃]
Compound name(s): 
Gadolinium Trihydride
Central atom: 
Gadolinium
Attached groups: 
H (hydrido)
Charge on central atom: 
Compound type: 
Lattice
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (III)
Coordination Number (CN, sum of attached group denticities): 
CN: 15
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 0
Summary of calculated classifications: 
Gd«V3C15OIII»
[MLXZ]𝘲 class: 
MLXZ class (ENC, equivalent neutral class): 

[I(H)]

Formula Unicode styled: 
[I(H)]
Compound name(s): 
hydrogen iodide
Central atom: 
Iodine
Attached groups: 
H (hydrido)
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: 8
Summary of calculated classifications: 
I«V1C1O-IE8B1Z0L0X1»
[MLXZ]𝘲 class: 
[MX1]
MLXZ class (ENC, equivalent neutral class): 
MX1

[Ge(H)(Xy)₃]

Formula Unicode styled: 
[Ge(H)(Xy)₃]
Compound name(s): 
trisxylyl-hydrido-germane
Central atom: 
Germanium
Attached groups: 
H (hydrido)
Xy (xylyl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
Oxidation Number (ON) (Roman numerals): 
ON: (IV)
Coordination Number (CN, sum of attached group denticities): 
CN: 4
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
Ge«V4C4OIVE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4

[Ir(H)(PPh₃)₂(η⁴-Cod)]

Formula Unicode styled: 
[Ir(H)(PPh₃)₂(η⁴-Cod)]
Compound name(s): 
hydrido-bis(triphenylphosphine)-(cycloocta-1,5-diene)-iridium
Central atom: 
Iridium
Attached groups: 
H (hydrido)
PPh₃ (triphenylphosphane)
Cod (η²,η²-cycloocta-1,5-diene)
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: 5
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Ir«V1C5OIE18B5Z0X1L4»
[MLXZ]𝘲 class: 
[MX1L4]
MLXZ class (ENC, equivalent neutral class): 
MX1L4

[P(H){U(OMe)(η⁵-C₅Me₅)₂}₂]

Formula Unicode styled: 
[P(H){U(OMe)(η⁵-C₅Me₅)₂}₂]
Compound name(s): 
(μ₂-phosphino)-tetrakis(η⁵-pentamethyl-cyclopentadienyl)-bis(methoxy)-di-uranium
Central atom: 
Phosphorus
Attached groups: 
H (hydrido)
U group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (-I)
Coordination Number (CN, sum of attached group denticities): 
CN: 3
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
P«V3C3O-IE8B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]
MLXZ class (ENC, equivalent neutral class): 
MX3

[P(H)₂{Na(18-crown-6-κ⁶O)}]

Formula Unicode styled: 
[P(H)₂{Na(18-crown-6-κ⁶O)}]
Compound name(s): 
(18-crown-6)-(phosphanyl)-sodium
Central atom: 
Phosphorus
Attached groups: 
H (hydrido)
Na group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 3
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
P«V3C3OIE8B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]
MLXZ class (ENC, equivalent neutral class): 
MX3

[P{C₆H₃(CF₃)₂}(H)]⊖

Formula Unicode styled: 
[P{C₆H₃(CF₃)₂}(H)]⊖
Compound name(s): 
2,6-bis(trifluoromethyl)phenylphosphanide
2,6-bis(trifluoromethyl)phenylphosphorus(1-)
Central atom: 
Phosphorus
Attached groups: 
C₆H₃(CF₃)₂ (3,5-trifluoromethyl-phenyl)
H (hydrido)
Charge on central atom: 
-1
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: 2
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
P«V1C2OIE8B2Z0L0X2»⊖
[MLXZ]𝘲 class: 
[MX2]-
MLXZ class (ENC, equivalent neutral class): 
MX1L1

[P(H)(Mes){Li(THF)(tmeda}]

Formula Unicode styled: 
[P(H)(Mes){Li(THF)(tmeda}]
Compound name(s): 
(Tetramethylethylenediamine-N,N')-tetrahydrofuran-mesitylphosphido-lithium
Central atom: 
Phosphorus
Attached groups: 
H (hydrido)
Mes (mesityl)
Li group (X type)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 3
Oxidation Number (ON) (Roman numerals): 
ON: (I)
Coordination Number (CN, sum of attached group denticities): 
CN: 3
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 8
Summary of calculated classifications: 
P«V3C3OIE8B3Z0L0X3»
[MLXZ]𝘲 class: 
[MX3]
MLXZ class (ENC, equivalent neutral class): 
MX3

[Mo(H)(BH₄-κ²H)(PMe₃)₄]

Formula Unicode styled: 
[Mo(H)(BH₄-κ²H)(PMe₃)₄]
Compound name(s): 
hydrido-(tetrahydroborato)-tetrakis(trimethylphosphine)-molybdenum
Central atom: 
Molybdenum
Attached groups: 
H (hydrido)
BH₄ (tetrahydroborato-κ²H)
PMe₃ (trimethylphosphane)
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: 
Mo«V2C6OIIE18B7Z0X1L6»⊕
[MLXZ]𝘲 class: 
[MX1L6]+
MLXZ class (ENC, equivalent neutral class): 
MX2L5

mer,trans–[Fe(H)(CO)₃(PMe₃)₂]⊕

Formula Unicode styled: 
mer,trans–[Fe(H)(CO)₃(PMe₃)₂]⊕
Compound name(s): 
tricarbonyl-hydrido-bis(trimethylphosphine)-iron(I+)
Central atom: 
Iron
Attached groups: 
H (hydrido)
CO (carbonyl)
PMe₃ (trimethylphosphane)
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: 
Fe«V2C6OIIE18B6Z0X1L5»⊕
[MLXZ]𝘲 class: 
[MX1L5]+
MLXZ class (ENC, equivalent neutral class): 
MX2L4

cis,trans–[Fe(H)₂(CO)₂{P(OPh)₃}₂]

Formula Unicode styled: 
cis,trans–[Fe(H)₂(CO)₂{P(OPh)₃}₂]
Compound name(s): 
Dicarbonyl-dihydrido-bis(triphenylphosphite-O)-iron
Central atom: 
Iron
Attached groups: 
H (hydrido)
CO (carbonyl)
P(OPh)₃ (triphenylphosphite)
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

mer,trans-[Tc(H)(CO)₃(PPh₃)₂]

Formula Unicode styled: 
mer,trans-[Tc(H)(CO)₃(PPh₃)₂]
Compound name(s): 
tricarbonyl-(hydrido)-bis(triphenylphosphine)-technetium
Central atom: 
Technetium
Attached groups: 
H (hydrido)
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

[Tc(H)₃(PPh₃)₄]

Formula Unicode styled: 
[Tc(H)₃(PPh₃)₄]
Compound name(s): 
trihydrido-tetrakis(triphenylphosphine)-technetium
Central atom: 
Technetium
Attached groups: 
H (hydrido)
PPh₃ (triphenylphosphane)
Charge on central atom: 
0
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: 7
Electron Number (EN) = 𝘮 + 𝘹 +2𝘭: 
EN: 18
Summary of calculated classifications: 
Tc«V3C7OIIIE18B7Z0X3L4»
[MLXZ]𝘲 class: 
[MX3L4]
MLXZ class (ENC, equivalent neutral class): 
MX3L4

[Bi(Cl)₂{C₆H₄(CH₃)-p}₃]

Formula Unicode styled: 
[Bi(Cl)₂{C₆H₄(CH₃)-p}₃]
Compound name(s): 
Dichloro-tris(p-tolyl)-bismuth
Central atom: 
Carbon
Attached groups: 
H (hydrido)
Aryl (aryl)
Charge on central atom: 
0
Compound type: 
Molecular
Valence Number (VN) = 𝘹 + 2𝘻 : 
VN: 4
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: 
C«V4C4O-IIIE8B4Z0L0X4»
[MLXZ]𝘲 class: 
[MX4]
MLXZ class (ENC, equivalent neutral class): 
MX4