Kadmium

Kadmium (Cd)

chemical element with symbol Cd and atomic number of 48
Atomic Number48
Atomic Weight112.414
Numri i masës114
Group12
Period5
Blockd
protoni48 p+
neutroni66 n0
elektroni48 e-
Animated Bohr model of Cd (Kadmium)

Tipar Fizik

Atomic Radius
155 pm
molar volume
covalent radius
136 pm
Metallic Radius
138 pm
ionic radius
78 pm
Crystal Radius
92 pm
Van der Waals radius
218 pm
density
8,69 g/cm³
Atomic Radii Of The Elements: Kadmium020406080100120140160180200220pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energjia
proton affinity
electron affinity
ionization energy
8,993822 eV/particle
ionization energy of Cd (Kadmium)
enthalpy of vaporization
59,1 kJ/mol
enthalpy of fusion
6,11 kJ/mol
standard enthalpy of formation
111,8 kJ/mol
elektroni
electron shell2, 8, 18, 18, 2
Bohr model: Cd (Kadmium)
valence electron2
Lewis structure: Cd (Kadmium)
konfigurimi i elektronit[Kr] 4d10 5s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d10 5s2
Enhanced Bohr model of Cd (Kadmium)
Orbital Diagram of Cd (Kadmium)
oxidation number-2, 1, 2
Elektronegativiteti
1.69
Electrophilicity Index
fundamental state of matter
gjendja agregate e materiesSolid
gaseous state of matter
Boiling Point
1 040,15 K
Melting Point
594,219 K
critical pressure
critical temperature
triple point
appearance
Ngjyra
Silver
appearancesilvery bluish-gray metallic
refractive index
thermodynamic material property
Thermal Conductivity
96,9 W/(m K)
thermal expansion
0,0000308 1/K
molar heat capacity
26,02 J/(mol K)
Specific Heat Capacity
0,232 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
14 MS/m
electrical resistivity
0,00000007000000000002 m Ω
Superpërcjellshmëria
0,517 K
Magnetizimi
typediamagnetic
magnetic susceptibility (Mass)
-0,0000000023 m³/Kg
magnetic susceptibility (Molar)
-0,000000000259 m³/mol
magnetic susceptibility (Volume)
-0,0000199
magnetic ordering
Curie temperature
Néel temperature
strukturë
Crystal StructureSimple Hexagonal (HEX)
lattice constant
2,98 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
2 MPa
bulk modulus
42 GPa
shear modulus
19 GPa
Young's modulus
50 GPa
Poisson's ratio
0,3
Shpejtësia e zërit
2 310 m/s
klasifikim
CategoryTransition metals, Transition metals
CAS GroupIIB
IUPAC GroupIIB
Glawe Number75
Mendeleev Number78
Pettifor Number75
Geochemical Class
Goldschmidt classificationchalcophile

other

Gas Basicity
polarizability
46 ± 2 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
2 450
Neutron Mass Absorption
1,4
numër kuantik1S0
space group194 (P63/mmc)

Isotopes of Cadmium

Stable Isotopes3
Unstable Isotopes39
Natural Isotopes8
Isotopic Composition11428.75%11428.75%11224.11%11224.11%11012.47%11012.47%11112.80%11112.80%11312.23%11312.23%1167.51%1167.51%1061.25%1061.25%1080.89%1080.89%

94Cd

Numri i masës94
numri i neutroneve46
relative atomic mass
93,956586 ± 0,000537 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes2016
parity+

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

95Cd

Numri i masës95
numri i neutroneve47
relative atomic mass
94,949483 ± 0,000607 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
32 ± 3 ms
Spini9/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes2011
parity+

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)4.6%

96Cd

Numri i masës96
numri i neutroneve48
relative atomic mass
95,940341 ± 0,00044 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
1 003 ± 47 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes2008
parity+

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

97Cd

Numri i masës97
numri i neutroneve49
relative atomic mass
96,934799343 ± 0,000451073 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
1,16 ± 0,05 s
Spini9/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1978
parity+

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

98Cd

Numri i masës98
numri i neutroneve50
relative atomic mass
97,927389315 ± 0,000055605 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
9,29 ± 0,1 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1978
parity+

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.029%

99Cd

Numri i masës99
numri i neutroneve51
relative atomic mass
98,924925845 ± 0,0000017 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
17 ± 1 s
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1978
parity+

decay modeintensitet
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.21%
β+α (β+-delayed α emission)1%

100Cd

Numri i masës100
numri i neutroneve52
relative atomic mass
99,920348829 ± 0,0000018 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
49,1 ± 0,5 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1970
parity+

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

101Cd

Numri i masës101
numri i neutroneve53
relative atomic mass
100,918586209 ± 0,0000016 Da
g-factor
-0,3588 ± 0,00016
natural abundance
Radioaktivitet☢️ radioactive element
half-life
1,36 ± 0,05 m
Spini5/2
nuclear quadrupole moment
-0,177 ± 0,007
koha e zbulimit apo shpikjes1969
parity+

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

102Cd

Numri i masës102
numri i neutroneve54
relative atomic mass
101,914481797 ± 0,000001784 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
5,5 ± 0,5 m
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1969
parity+

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

103Cd

Numri i masës103
numri i neutroneve55
relative atomic mass
102,913416922 ± 0,000001943 Da
g-factor
-0,33944 ± 0,00016
natural abundance
Radioaktivitet☢️ radioactive element
half-life
7,3 ± 0,1 m
Spini5/2
nuclear quadrupole moment
-0,007 ± 0,003
koha e zbulimit apo shpikjes1960
parity+

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

104Cd

Numri i masës104
numri i neutroneve56
relative atomic mass
103,909856228 ± 0,000001795 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
57,7 ± 1 m
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1955
parity+

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

105Cd

Numri i masës105
numri i neutroneve57
relative atomic mass
104,909463893 ± 0,000001494 Da
g-factor
-0,29528 ± 0,00016
natural abundance
Radioaktivitet☢️ radioactive element
half-life
55,5 ± 0,4 m
Spini5/2
nuclear quadrupole moment
0,377 ± 0,015
koha e zbulimit apo shpikjes1950
parity+

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

106Cd

Numri i masës106
numri i neutroneve58
relative atomic mass
105,906459791 ± 0,000001184 Da
g-factor
0
natural abundance
1,245 ± 0,022
Radioaktivitet☢️ radioactive element
half-life
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1935
parity+

decay modeintensitet
+ (double β+ decay)

107Cd

Numri i masës107
numri i neutroneve59
relative atomic mass
106,906612049 ± 0,000001782 Da
g-factor
-0,24564 ± 0,00012
natural abundance
Radioaktivitet☢️ radioactive element
half-life
6,5 ± 0,02 h
Spini5/2
nuclear quadrupole moment
0,6 ± 0,02
koha e zbulimit apo shpikjes1946
parity+

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

108Cd

Numri i masës108
numri i neutroneve60
relative atomic mass
107,904183588 ± 0,000001205 Da
g-factor
0
natural abundance
0,888 ± 0,011
Radioaktivitet☢️ radioactive element
half-life
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1935
parity+

decay modeintensitet
+ (double β+ decay)

109Cd

Numri i masës109
numri i neutroneve61
relative atomic mass
108,904986697 ± 0,000001649 Da
g-factor
-0,33064 ± 0,00016
natural abundance
Radioaktivitet☢️ radioactive element
half-life
461,3 ± 0,5 d
Spini5/2
nuclear quadrupole moment
0,6 ± 0,03
koha e zbulimit apo shpikjes1950
parity+

decay modeintensitet
ϵ (electron capture)100%

110Cd

Numri i masës110
numri i neutroneve62
relative atomic mass
109,90300747 ± 0,000000407 Da
g-factor
0
natural abundance
12,47 ± 0,061
Radioaktivitetstable isotope
half-lifeNot Radioactive ☢️
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1925
parity+

111Cd

Numri i masës111
numri i neutroneve63
relative atomic mass
110,904183776 ± 0,000000383 Da
g-factor
-1,188 ± 0,0006
natural abundance
12,795 ± 0,012
Radioaktivitetstable isotope
half-lifeNot Radioactive ☢️
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1925
parity+

112Cd

Numri i masës112
numri i neutroneve64
relative atomic mass
111,902763896 ± 0,000000268 Da
g-factor
0
natural abundance
24,109 ± 0,007
Radioaktivitetstable isotope
half-lifeNot Radioactive ☢️
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1925
parity+

113Cd

Numri i masës113
numri i neutroneve65
relative atomic mass
112,904408105 ± 0,000000262 Da
g-factor
-1,2426 ± 0,0006
natural abundance
12,227 ± 0,007
Radioaktivitet☢️ radioactive element
half-life
8,04 ± 0,05 Py
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1925
parity+

decay modeintensitet
β (β decay)100%

114Cd

Numri i masës114
numri i neutroneve66
relative atomic mass
113,903364998 ± 0,000000296 Da
g-factor
0
natural abundance
28,754 ± 0,081
Radioaktivitet☢️ radioactive element
half-life
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1925
parity+

decay modeintensitet
(double β decay)

115Cd

Numri i masës115
numri i neutroneve67
relative atomic mass
114,905437426 ± 0,000000699 Da
g-factor
-1,2966 ± 0,0004
natural abundance
Radioaktivitet☢️ radioactive element
half-life
53,46 ± 0,05 h
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1939
parity+

decay modeintensitet
β (β decay)100%

116Cd

Numri i masës116
numri i neutroneve68
relative atomic mass
115,90476323 ± 0,000000172 Da
g-factor
0
natural abundance
7,512 ± 0,054
Radioaktivitet☢️ radioactive element
half-life
26,9 ± 0,9 Ey
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1925
parity+

decay modeintensitet
(double β decay)100%

117Cd

Numri i masës117
numri i neutroneve69
relative atomic mass
116,907226039 ± 0,000001087 Da
g-factor
-1,485 ± 0,0008
natural abundance
Radioaktivitet☢️ radioactive element
half-life
2,503 ± 0,005 h
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1939
parity+

decay modeintensitet
β (β decay)100%

118Cd

Numri i masës118
numri i neutroneve70
relative atomic mass
117,906921956 ± 0,000021471 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
50,3 ± 0,2 m
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1961
parity+

decay modeintensitet
β (β decay)100%

119Cd

Numri i masës119
numri i neutroneve71
relative atomic mass
118,909847052 ± 0,000040467 Da
g-factor
-1,8376 ± 0,0008
natural abundance
Radioaktivitet☢️ radioactive element
half-life
2,69 ± 0,02 m
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1961
parity+

decay modeintensitet
β (β decay)100%

120Cd

Numri i masës120
numri i neutroneve72
relative atomic mass
119,909868065 ± 0,000004 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
50,8 ± 0,21 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1973
parity+

decay modeintensitet
β (β decay)100%

121Cd

Numri i masës121
numri i neutroneve73
relative atomic mass
120,91296366 ± 0,000002085 Da
g-factor
0,41733333333333 ± 0,00046666666666667
natural abundance
Radioaktivitet☢️ radioactive element
half-life
13,5 ± 0,3 s
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1965
parity+

decay modeintensitet
β (β decay)100%

122Cd

Numri i masës122
numri i neutroneve74
relative atomic mass
121,91345905 ± 0,000002468 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
5,24 ± 0,03 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1973
parity+

decay modeintensitet
β (β decay)100%

123Cd

Numri i masës123
numri i neutroneve75
relative atomic mass
122,91689246 ± 0,000002894 Da
g-factor
0,52566666666667 ± 0,00046666666666667
natural abundance
Radioaktivitet☢️ radioactive element
half-life
2,1 ± 0,02 s
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1983
parity+

decay modeintensitet
β (β decay)100%

124Cd

Numri i masës124
numri i neutroneve76
relative atomic mass
123,917659772 ± 0,0000028 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
1,25 ± 0,02 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1974
parity+

decay modeintensitet
β (β decay)100%

125Cd

Numri i masës125
numri i neutroneve77
relative atomic mass
124,92125759 ± 0,0000031 Da
g-factor
0,57273333333333 ± 0,00046666666666667
natural abundance
Radioaktivitet☢️ radioactive element
half-life
680 ± 40 ms
Spini3/2
nuclear quadrupole moment
0,209 ± 0,01
koha e zbulimit apo shpikjes1986
parity+

decay modeintensitet
β (β decay)100%

126Cd

Numri i masës126
numri i neutroneve78
relative atomic mass
125,92243029 ± 0,000002473 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
512 ± 5 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1978
parity+

decay modeintensitet
β (β decay)100%

127Cd

Numri i masës127
numri i neutroneve79
relative atomic mass
126,926203291 ± 0,000006656 Da
g-factor
0,58473333333333 ± 0,00053333333333333
natural abundance
Radioaktivitet☢️ radioactive element
half-life
480 ± 100 ms
Spini3/2
nuclear quadrupole moment
0,239 ± 0,011
koha e zbulimit apo shpikjes1986
parity+

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

128Cd

Numri i masës128
numri i neutroneve80
relative atomic mass
127,927816778 ± 0,000006905 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
246 ± 2 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1986
parity+

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

129Cd

Numri i masës129
numri i neutroneve81
relative atomic mass
128,932235597 ± 0,0000057 Da
g-factor
-0,12821818181818 ± 0,00010909090909091
natural abundance
Radioaktivitet☢️ radioactive element
half-life
147 ± 3 ms
Spini11/2
nuclear quadrupole moment
0,132 ± 0,009
koha e zbulimit apo shpikjes2003
parity-

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

130Cd

Numri i masës130
numri i neutroneve82
relative atomic mass
129,934387563 ± 0,000024 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
126,8 ± 1,8 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1986
parity+

decay modeintensitet
β (β decay)100%
β n (β-delayed neutron emission)3.5%

131Cd

Numri i masës131
numri i neutroneve83
relative atomic mass
130,94072774 ± 0,000020653 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
98 ± 2 ms
Spini7/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes2000
parity-

decay modeintensitet
β (β decay)100%
β n (β-delayed neutron emission)3.5%
2n (2-neutron emission)

132Cd

Numri i masës132
numri i neutroneve84
relative atomic mass
131,945823136 ± 0,000064485 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
84 ± 5 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes2000
parity+

decay modeintensitet
β (β decay)100%
β n (β-delayed neutron emission)60%
2n (2-neutron emission)

133Cd

Numri i masës133
numri i neutroneve85
relative atomic mass
132,952614 ± 0,000215 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
61 ± 6 ms
Spini7/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes2010
parity-

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

134Cd

Numri i masës134
numri i neutroneve86
relative atomic mass
133,957638 ± 0,000322 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
65 ± 15 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes2015
parity+

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

135Cd

Numri i masës135
numri i neutroneve87
relative atomic mass
134,964766 ± 0,000429 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes
parity-

decay modeintensitet
β (β decay)
β n (β-delayed neutron emission)
Cadmium-crystal bar

historia

zbuluesFredrich Stromeyer
vendndodhja e zbulimitGermany
koha e zbulimit apo shpikjes1817
EtimologjiaGreek: kadmeia (ancient name for calamine (zinc oxide)).
pronunciationKAD-me-em (anglisht)

burim

Abundance
Abundance in Earth's crust
0,15 mg/kg
natural abundance (Oqeani)
0,00011 mg/L
natural abundance (Trupi i njeriut)
0,00007 %
natural abundance (meteoroid)
0,000044 %
natural abundance (Diell)
0,0000006 %
Abundance in Universe
0,0000002 %

Nuclear Screening Constants

1s0.9744
2p4.091
2s12.6142
3d14.3931
3p17.3085
3s17.1588
4d32.1232
4p28.5888
4s27.1308
5s39.808