Palladium

Palladium (Pd)

chemical element with symbol Pd and atomic number 46
Atomic Number46
Atomic Weight106.42
Massagetal106
Group10
Period5
Blockd
proton46 p+
neutron60 n0
elektron46 e-
Animated Bohr model of Pd (Palladium)

Physical Property

Atoomradius
140 pm
molar volume
Covalent Radius
120 pm
Metallic Radius
128 pm
Ioonradius
59 pm
Crystal Radius
73 pm
Van der Waals radius
210 pm
density
Atomic Radii Of The Elements: Palladium0153045607590105120135150165180195210pmAtoomradiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energie
proton affinity
696 kJ/mol
electron affinity
ionization energy
8,33686 eV/particle
ionization energy of Pd (Palladium)
Verdampingswarmte
372,4 kJ/mol
smeltingswarmte
17,24 kJ/mol
Vormingsentalpie
376,6 kJ/mol
elektron
Elektronskil2, 8, 18, 18
Bohr model: Pd (Palladium)
Valenselektrone10
Lewisteorie: Pd (Palladium)
elektronkonfigurasie[Kr] 4d10
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d10
Enhanced Bohr model of Pd (Palladium)
Orbital Diagram of Pd (Palladium)
Oksidasietoestand0, 1, 2, 3, 4, 5
Elektronegatiwiteit
2.2
Electrophilicity Index
1,273169376998428 eV/particle
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
3 236,15 K
Melting Point
1 827,95 K
critical pressure
critical temperature
triple point
appearance
kleur
Silver
appearancesilvery white
Brekingsindeks
thermodynamic material property
Thermal Conductivity
71,8 W/(m K)
thermal expansion
0,0000118 1/K
molar heat capacity
25,98 J/(mol K)
Specific Heat Capacity
0,246 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
Geleidingsvermoë
10 MS/m
Elektriese resistiwiteit
0,0000001 m Ω
superconductivity
Magnetisme
typeparamagnetic
magnetic susceptibility (Mass)
0,0000000657 m³/Kg
magnetic susceptibility (Molar)
0,000000006992 m³/mol
magnetic susceptibility (Volume)
0,0007899
magnetic ordering
Curie temperature
Néel temperature
structure
Crystal StructureFace Centered Cubic (FCC)
lattice constant
3,89 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
4,75 MPa
Massamodulus
180 GPa
Skuifmodulus
44 GPa
Young se modulus
121 GPa
Poisson se verhouding
0,39
Spoed van klank
3 070 m/s
classification
CategoryTransition metals, Transition metals
CAS GroupVIIIA
IUPAC GroupVIII
Glawe Number65
Mendeleev Number68
Pettifor Number69
Geochemical Classnoble metal
Goldschmidt classificationsiderophile

other

Gas Basicity
673,4 kJ/mol
polarizability
26,14 ± 0,1 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
6,9
Neutron Mass Absorption
0,0023
quantum number1S0
Ruimtegroep225 (Fm_3m)

Isotopes of Palladium

Stable Isotopes4
Unstable Isotopes38
Natural Isotopes6
Isotopic Composition10627.33%10627.33%10826.46%10826.46%10522.33%10522.33%10411.14%10411.14%11011.72%11011.72%1021.02%1021.02%

90Pd

Massagetal90
neutron number44
relative atomic mass
89,95737 ± 0,000429 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin0
nuclear quadrupole moment
0
ontdekkingsdatum2016
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)
2p (2-proton emission)

91Pd

Massagetal91
neutron number45
relative atomic mass
90,950435 ± 0,000454 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
32 ± 3 ms
spin7/2
nuclear quadrupole moment
ontdekkingsdatum1995
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)3.1%

92Pd

Massagetal92
neutron number46
relative atomic mass
91,941192225 ± 0,000370402 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
1,06 ± 0,03 s
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1994
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)1.6%

93Pd

Massagetal93
neutron number47
relative atomic mass
92,936680426 ± 0,000397221 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
1,17 ± 0,02 s
spin9/2
nuclear quadrupole moment
ontdekkingsdatum1994
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)7.4%

94Pd

Massagetal94
neutron number48
relative atomic mass
93,929036286 ± 0,000004602 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
9,1 ± 0,3 s
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1982
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.13%

95Pd

Massagetal95
neutron number49
relative atomic mass
94,924888506 ± 0,000003253 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
7,4 ± 0,4 s
spin9/2
nuclear quadrupole moment
ontdekkingsdatum1980
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.23%

96Pd

Massagetal96
neutron number50
relative atomic mass
95,918213739 ± 0,000004502 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
122 ± 2 s
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1980
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

97Pd

Massagetal97
neutron number51
relative atomic mass
96,916471985 ± 0,0000052 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
3,1 ± 0,09 m
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1969
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

98Pd

Massagetal98
neutron number52
relative atomic mass
97,912698335 ± 0,00000509 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
17,7 ± 0,4 m
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1955
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

99Pd

Massagetal99
neutron number53
relative atomic mass
98,911773073 ± 0,000005482 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
21,4 ± 0,2 m
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1955
parity

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

100Pd

Massagetal100
neutron number54
relative atomic mass
99,908520438 ± 0,000018934 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
3,63 ± 0,09 d
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1948
parity+

decay modeintensity
ϵ (electron capture)100%

101Pd

Massagetal101
neutron number55
relative atomic mass
100,908284824 ± 0,000004925 Da
g-factor
0,264 ± 0,008
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
8,47 ± 0,06 h
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1948
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

102Pd

Massagetal102
neutron number56
relative atomic mass
101,905632292 ± 0,000000449 Da
g-factor
0
natural abundance
1,02 ± 0,01
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1935
parity+

decay modeintensity
+ (double β+ decay)

103Pd

Massagetal103
neutron number57
relative atomic mass
102,906111074 ± 0,000000942 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
16,991 ± 0,019 d
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1950
parity+

decay modeintensity
ϵ (electron capture)100%

104Pd

Massagetal104
neutron number58
relative atomic mass
103,904030393 ± 0,000001434 Da
g-factor
0
natural abundance
11,14 ± 0,08
radioaktiwiteitStabiele isotoop
HalfleeftydNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1935
parity+

105Pd

Massagetal105
neutron number59
relative atomic mass
104,905079479 ± 0,000001222 Da
g-factor
natural abundance
22,33 ± 0,08
radioaktiwiteitStabiele isotoop
HalfleeftydNot Radioactive ☢️
spin5/2
nuclear quadrupole moment
0,66 ± 0,011
ontdekkingsdatum1935
parity+

106Pd

Massagetal106
neutron number60
relative atomic mass
105,903480287 ± 0,000001186 Da
g-factor
0
natural abundance
27,33 ± 0,03
radioaktiwiteitStabiele isotoop
HalfleeftydNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1935
parity+

107Pd

Massagetal107
neutron number61
relative atomic mass
106,905128058 ± 0,000001289 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
6,5 ± 0,3 My
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1958
parity+

decay modeintensity
β (β decay)100%

108Pd

Massagetal108
neutron number62
relative atomic mass
107,903891806 ± 0,000001189 Da
g-factor
0
natural abundance
26,46 ± 0,09
radioaktiwiteitStabiele isotoop
HalfleeftydNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1935
parity+

109Pd

Massagetal109
neutron number63
relative atomic mass
108,905950576 ± 0,000001195 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
13,59 ± 0,12 h
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1937
parity+

decay modeintensity
β (β decay)100%

110Pd

Massagetal110
neutron number64
relative atomic mass
109,905172878 ± 0,000000657 Da
g-factor
0
natural abundance
11,72 ± 0,09
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1935
parity+

decay modeintensity
(double β decay)

111Pd

Massagetal111
neutron number65
relative atomic mass
110,907690358 ± 0,000000785 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
23,56 ± 0,09 m
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1937
parity+

decay modeintensity
β (β decay)100%

112Pd

Massagetal112
neutron number66
relative atomic mass
111,907330557 ± 0,000007027 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
21,04 ± 0,17 h
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1951
parity+

decay modeintensity
β (β decay)100%

113Pd

Massagetal113
neutron number67
relative atomic mass
112,910261912 ± 0,000007458 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
93 ± 5 s
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1954
parity+

decay modeintensity
β (β decay)100%

114Pd

Massagetal114
neutron number68
relative atomic mass
113,91036943 ± 0,000007459 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
2,42 ± 0,06 m
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1958
parity+

decay modeintensity
β (β decay)100%

115Pd

Massagetal115
neutron number69
relative atomic mass
114,913659333 ± 0,000014543 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
25 ± 2 s
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1958
parity

decay modeintensity
β (β decay)100%

116Pd

Massagetal116
neutron number70
relative atomic mass
115,914297872 ± 0,000007659 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
11,8 ± 0,4 s
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1970
parity+

decay modeintensity
β (β decay)100%

117Pd

Massagetal117
neutron number71
relative atomic mass
116,917955584 ± 0,000007788 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
4,3 ± 0,3 s
spin3/2
nuclear quadrupole moment
ontdekkingsdatum1968
parity+

decay modeintensity
β (β decay)100%

118Pd

Massagetal118
neutron number72
relative atomic mass
117,919067273 ± 0,000002677 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
1,9 ± 0,1 s
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1969
parity+

decay modeintensity
β (β decay)100%

119Pd

Massagetal119
neutron number73
relative atomic mass
118,923341138 ± 0,000008854 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
920 ± 80 ms
spin3/2
nuclear quadrupole moment
ontdekkingsdatum1991
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

120Pd

Massagetal120
neutron number74
relative atomic mass
119,924551745 ± 0,000002464 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
492 ± 33 ms
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1993
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.7%

121Pd

Massagetal121
neutron number75
relative atomic mass
120,928950342 ± 0,0000036 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
290 ± 1 ms
spin3/2
nuclear quadrupole moment
ontdekkingsdatum1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.8%

122Pd

Massagetal122
neutron number76
relative atomic mass
121,930631693 ± 0,000021 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
193 ± 5 ms
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)2.5%

123Pd

Massagetal123
neutron number77
relative atomic mass
122,935126 ± 0,0008475 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
108 ± 1 ms
spin3/2
nuclear quadrupole moment
ontdekkingsdatum1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)10%

124Pd

Massagetal124
neutron number78
relative atomic mass
123,937305 ± 0,000322 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
88 ± 15 ms
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1997
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)17%

125Pd

Massagetal125
neutron number79
relative atomic mass
124,942072 ± 0,000429 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
60 ± 6 ms
spin3/2
nuclear quadrupole moment
ontdekkingsdatum2008
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)12%

126Pd

Massagetal126
neutron number80
relative atomic mass
125,944401 ± 0,000429 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
48,6 ± 0,8 ms
spin0
nuclear quadrupole moment
0
ontdekkingsdatum2008
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)22%

127Pd

Massagetal127
neutron number81
relative atomic mass
126,949307 ± 0,000537 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
38 ± 2 ms
spin11/2
nuclear quadrupole moment
ontdekkingsdatum2010
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)19%
2n (2-neutron emission)

128Pd

Massagetal128
neutron number82
relative atomic mass
127,952345 ± 0,000537 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
35 ± 3 ms
spin0
nuclear quadrupole moment
0
ontdekkingsdatum2010
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

129Pd

Massagetal129
neutron number83
relative atomic mass
128,959334 ± 0,000644 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
31 ± 7 ms
spin7/2
nuclear quadrupole moment
ontdekkingsdatum2015
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

130Pd

Massagetal130
neutron number84
relative atomic mass
129,964863 ± 0,000322 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin0
nuclear quadrupole moment
0
ontdekkingsdatum2018
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)

131Pd

Massagetal131
neutron number85
relative atomic mass
130,972367 ± 0,000322 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin7/2
nuclear quadrupole moment
ontdekkingsdatum2018
parity-

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Palladium 1-noReflection

geskiedenis

Ontdek deurWilliam Wollaston
ligging van ontdekkingEngland
ontdekkingsdatum1803
etimologieNamed after the asteroid, Pallas, discovered in 1803.
uitspraakpeh-LAY-di-em (Engels)

source

Abundance
Abundance in Earth's crust
0,015 mg/kg
natural abundance (oseaan)
natural abundance (human body)
natural abundance (Meteoroïde)
0,000066 %
natural abundance (Son)
0,0000003 %
Abundance in Universe
0,0000002 %

Nuclear Screening Constants

1s0.9411
2p4.07
2s12.1172
3d14.5489
3p16.9804
3s16.7788
4d32.3824
4p28.2768
4s27.014