Paladu

Paladu (Pd)

chemical element with symbol Pd and atomic number 46
Atomic Number46
Atomic Weight106.42
mass number106
Group10
Period5
Blockd
Proton46 p+
Netron60 n0
Eléktron46 e-
Animated Bohr model of Pd (Paladu)

Physical Property

Atomic Radius
molar volume
covalent radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Paladu0102030405060708090100110120130140150160170180190200210pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

molungé
proton affinity
electron affinity
ionization energy
ionization energy of Pd (Paladu)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
Eléktron
electron shell2, 8, 18, 18
Bohr model: Pd (Paladu)
valence electron10
Lewis structure: Pd (Paladu)
electron configuration[Kr] 4d10
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d10
Enhanced Bohr model of Pd (Paladu)
Orbital Diagram of Pd (Paladu)
oxidation number0, 1, 2, 3, 4, 5
electronegativity
2.2
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
Lángi
Silver
appearancesilvery white
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
electrical resistivity
superconductivity
magnetism
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
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
0,39
speed of sound
classification
CategoryTransition metals, Transition metals
CAS GroupVIIIA
IUPAC GroupVIII
Glawe Number65
Mendeleev Number68
Pettifor Number69
Geochemical Classnoble metal
Goldschmidt classificationsiderophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
6,9
Neutron Mass Absorption
0,0023
quantum number1S0
space group225 (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

mass number90
neutron number44
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
time of discovery or invention2016
parity+

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

91Pd

mass number91
neutron number45
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
32 ± 3 ms
spin7/2
nuclear quadrupole moment
time of discovery or invention1995
parity+

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

92Pd

mass number92
neutron number46
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
1,06 ± 0,03 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1994
parity+

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

93Pd

mass number93
neutron number47
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,17 ± 0,02 s
spin9/2
nuclear quadrupole moment
time of discovery or invention1994
parity+

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

94Pd

mass number94
neutron number48
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
9,1 ± 0,3 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1982
parity+

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

95Pd

mass number95
neutron number49
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
7,4 ± 0,4 s
spin9/2
nuclear quadrupole moment
time of discovery or invention1980
parity+

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

96Pd

mass number96
neutron number50
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
122 ± 2 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1980
parity+

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

97Pd

mass number97
neutron number51
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,1 ± 0,09 m
spin5/2
nuclear quadrupole moment
time of discovery or invention1969
parity+

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

98Pd

mass number98
neutron number52
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
17,7 ± 0,4 m
spin0
nuclear quadrupole moment
0
time of discovery or invention1955
parity+

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

99Pd

mass number99
neutron number53
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
21,4 ± 0,2 m
spin5/2
nuclear quadrupole moment
time of discovery or invention1955
parity

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

100Pd

mass number100
neutron number54
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
3,63 ± 0,09 d
spin0
nuclear quadrupole moment
0
time of discovery or invention1948
parity+

decay modeintensity
ϵ (electron capture)100%

101Pd

mass number101
neutron number55
Relative Atomic Mass
g-factor
0,264 ± 0,008
natural abundance
radioactivity☢️ radioactive element
half-life
8,47 ± 0,06 h
spin5/2
nuclear quadrupole moment
time of discovery or invention1948
parity+

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

102Pd

mass number102
neutron number56
Relative Atomic Mass
g-factor
0
natural abundance
1,02 ± 0,01
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
time of discovery or invention1935
parity+

decay modeintensity
+ (double β+ decay)

103Pd

mass number103
neutron number57
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
16,991 ± 0,019 d
spin5/2
nuclear quadrupole moment
time of discovery or invention1950
parity+

decay modeintensity
ϵ (electron capture)100%

104Pd

mass number104
neutron number58
Relative Atomic Mass
g-factor
0
natural abundance
11,14 ± 0,08
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
time of discovery or invention1935
parity+

105Pd

mass number105
neutron number59
Relative Atomic Mass
g-factor
natural abundance
22,33 ± 0,08
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin5/2
nuclear quadrupole moment
0,66 ± 0,011
time of discovery or invention1935
parity+

106Pd

mass number106
neutron number60
Relative Atomic Mass
g-factor
0
natural abundance
27,33 ± 0,03
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
time of discovery or invention1935
parity+

107Pd

mass number107
neutron number61
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
6,5 ± 0,3 My
spin5/2
nuclear quadrupole moment
time of discovery or invention1958
parity+

decay modeintensity
β (β decay)100%

108Pd

mass number108
neutron number62
Relative Atomic Mass
g-factor
0
natural abundance
26,46 ± 0,09
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
time of discovery or invention1935
parity+

109Pd

mass number109
neutron number63
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
13,59 ± 0,12 h
spin5/2
nuclear quadrupole moment
time of discovery or invention1937
parity+

decay modeintensity
β (β decay)100%

110Pd

mass number110
neutron number64
Relative Atomic Mass
g-factor
0
natural abundance
11,72 ± 0,09
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
time of discovery or invention1935
parity+

decay modeintensity
(double β decay)

111Pd

mass number111
neutron number65
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
23,56 ± 0,09 m
spin5/2
nuclear quadrupole moment
time of discovery or invention1937
parity+

decay modeintensity
β (β decay)100%

112Pd

mass number112
neutron number66
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
21,04 ± 0,17 h
spin0
nuclear quadrupole moment
0
time of discovery or invention1951
parity+

decay modeintensity
β (β decay)100%

113Pd

mass number113
neutron number67
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
93 ± 5 s
spin5/2
nuclear quadrupole moment
time of discovery or invention1954
parity+

decay modeintensity
β (β decay)100%

114Pd

mass number114
neutron number68
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
2,42 ± 0,06 m
spin0
nuclear quadrupole moment
0
time of discovery or invention1958
parity+

decay modeintensity
β (β decay)100%

115Pd

mass number115
neutron number69
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
25 ± 2 s
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1958
parity

decay modeintensity
β (β decay)100%

116Pd

mass number116
neutron number70
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
11,8 ± 0,4 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1970
parity+

decay modeintensity
β (β decay)100%

117Pd

mass number117
neutron number71
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
4,3 ± 0,3 s
spin3/2
nuclear quadrupole moment
time of discovery or invention1968
parity+

decay modeintensity
β (β decay)100%

118Pd

mass number118
neutron number72
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
1,9 ± 0,1 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1969
parity+

decay modeintensity
β (β decay)100%

119Pd

mass number119
neutron number73
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
920 ± 80 ms
spin3/2
nuclear quadrupole moment
time of discovery or invention1991
parity+

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

120Pd

mass number120
neutron number74
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
492 ± 33 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention1993
parity+

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

121Pd

mass number121
neutron number75
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
290 ± 1 ms
spin3/2
nuclear quadrupole moment
time of discovery or invention1994
parity+

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

122Pd

mass number122
neutron number76
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
193 ± 5 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention1994
parity+

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

123Pd

mass number123
neutron number77
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
108 ± 1 ms
spin3/2
nuclear quadrupole moment
time of discovery or invention1994
parity+

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

124Pd

mass number124
neutron number78
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
88 ± 15 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention1997
parity+

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

125Pd

mass number125
neutron number79
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
60 ± 6 ms
spin3/2
nuclear quadrupole moment
time of discovery or invention2008
parity+

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

126Pd

mass number126
neutron number80
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
48,6 ± 0,8 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention2008
parity+

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

127Pd

mass number127
neutron number81
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
38 ± 2 ms
spin11/2
nuclear quadrupole moment
time of discovery or invention2010
parity-

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

128Pd

mass number128
neutron number82
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
35 ± 3 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention2010
parity+

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

129Pd

mass number129
neutron number83
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
31 ± 7 ms
spin7/2
nuclear quadrupole moment
time of discovery or invention2015
parity-

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

130Pd

mass number130
neutron number84
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
time of discovery or invention2018
parity+

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

131Pd

mass number131
neutron number85
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin7/2
nuclear quadrupole moment
time of discovery or invention2018
parity-

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

lisoló

discoverer or inventorWilliam Wollaston
location of discoveryEngland
time of discovery or invention1803
etymologyNamed after the asteroid, Pallas, discovered in 1803.
pronunciationpeh-LAY-di-em (lingɛlɛ́sa)

source

Abundance
Abundance in Earth's crust
natural abundance (ocean)
natural abundance (human body)
natural abundance (meteoroid)
0,000066 %
natural abundance (Mói)
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