Кадмий

Кадмий (Cd)

chemical element with symbol Cd and atomic number of 48
Atomic Number48
Atomic Weight112.414
Адади массавӣ114
Group12
Period5
Blockd
proton48 p+
neutron66 n0
electron48 e-
Animated Bohr model of Cd (Кадмий)

Хусусияти Физикӣ

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
зичӣ
8,69 g/cm³
Atomic Radii Of The Elements: Кадмий020406080100120140160180200220pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

энергия
proton affinity
electron affinity
ionization energy
8,993822 eV/particle
ionization energy of Cd (Кадмий)
enthalpy of vaporization
59,1 kJ/mol
гармои гудозиш
6,11 kJ/mol
standard enthalpy of formation
111,8 kJ/mol
electron
Абри электронӣ2, 8, 18, 18, 2
Bohr model: Cd (Кадмий)
valence electron2
Lewis structure: Cd (Кадмий)
electron configuration[Kr] 4d10 5s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d10 5s2
Enhanced Bohr model of Cd (Кадмий)
Orbital Diagram of Cd (Кадмий)
oxidation number-2, 1, 2
electronegativity
1.69
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
1 040,15 K
Melting Point
594,219 K
critical pressure
critical temperature
triple point
appearance
Ранг
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
heat capacity ratio
electrical properties
навъConductor
electrical conductivity
14 MS/m
electrical resistivity
0,00000007000000000002 m Ω
superconductivity
0,517 K
magnetism
навъdiamagnetic
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
сохт
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
speed of sound
2 310 m/s
classification
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
ададҳои квантӣ1S0
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

Адади массавӣ94
neutron number46
relative atomic mass
93,956586 ± 0,000537 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
таърихи кашф2016
parity+

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

95Cd

Адади массавӣ95
neutron number47
relative atomic mass
94,949483 ± 0,000607 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
32 ± 3 ms
spin9/2
nuclear quadrupole moment
таърихи кашф2011
parity+

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

96Cd

Адади массавӣ96
neutron number48
relative atomic mass
95,940341 ± 0,00044 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
1 003 ± 47 ms
spin0
nuclear quadrupole moment
0
таърихи кашф2008
parity+

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

97Cd

Адади массавӣ97
neutron number49
relative atomic mass
96,934799343 ± 0,000451073 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,16 ± 0,05 s
spin9/2
nuclear quadrupole moment
таърихи кашф1978
parity+

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

98Cd

Адади массавӣ98
neutron number50
relative atomic mass
97,927389315 ± 0,000055605 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
9,29 ± 0,1 s
spin0
nuclear quadrupole moment
0
таърихи кашф1978
parity+

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

99Cd

Адади массавӣ99
neutron number51
relative atomic mass
98,924925845 ± 0,0000017 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
17 ± 1 s
spin5/2
nuclear quadrupole moment
таърихи кашф1978
parity+

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

100Cd

Адади массавӣ100
neutron number52
relative atomic mass
99,920348829 ± 0,0000018 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
49,1 ± 0,5 s
spin0
nuclear quadrupole moment
0
таърихи кашф1970
parity+

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

101Cd

Адади массавӣ101
neutron number53
relative atomic mass
100,918586209 ± 0,0000016 Da
g-factor
-0,3588 ± 0,00016
natural abundance
radioactivity☢️ radioactive element
half-life
1,36 ± 0,05 m
spin5/2
nuclear quadrupole moment
-0,177 ± 0,007
таърихи кашф1969
parity+

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

102Cd

Адади массавӣ102
neutron number54
relative atomic mass
101,914481797 ± 0,000001784 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
5,5 ± 0,5 m
spin0
nuclear quadrupole moment
0
таърихи кашф1969
parity+

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

103Cd

Адади массавӣ103
neutron number55
relative atomic mass
102,913416922 ± 0,000001943 Da
g-factor
-0,33944 ± 0,00016
natural abundance
radioactivity☢️ radioactive element
half-life
7,3 ± 0,1 m
spin5/2
nuclear quadrupole moment
-0,007 ± 0,003
таърихи кашф1960
parity+

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

104Cd

Адади массавӣ104
neutron number56
relative atomic mass
103,909856228 ± 0,000001795 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
57,7 ± 1 m
spin0
nuclear quadrupole moment
0
таърихи кашф1955
parity+

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

105Cd

Адади массавӣ105
neutron number57
relative atomic mass
104,909463893 ± 0,000001494 Da
g-factor
-0,29528 ± 0,00016
natural abundance
radioactivity☢️ radioactive element
half-life
55,5 ± 0,4 m
spin5/2
nuclear quadrupole moment
0,377 ± 0,015
таърихи кашф1950
parity+

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

106Cd

Адади массавӣ106
neutron number58
relative atomic mass
105,906459791 ± 0,000001184 Da
g-factor
0
natural abundance
1,245 ± 0,022
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
таърихи кашф1935
parity+

decay modeintensity
+ (double β+ decay)

107Cd

Адади массавӣ107
neutron number59
relative atomic mass
106,906612049 ± 0,000001782 Da
g-factor
-0,24564 ± 0,00012
natural abundance
radioactivity☢️ radioactive element
half-life
6,5 ± 0,02 h
spin5/2
nuclear quadrupole moment
0,6 ± 0,02
таърихи кашф1946
parity+

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

108Cd

Адади массавӣ108
neutron number60
relative atomic mass
107,904183588 ± 0,000001205 Da
g-factor
0
natural abundance
0,888 ± 0,011
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
таърихи кашф1935
parity+

decay modeintensity
+ (double β+ decay)

109Cd

Адади массавӣ109
neutron number61
relative atomic mass
108,904986697 ± 0,000001649 Da
g-factor
-0,33064 ± 0,00016
natural abundance
radioactivity☢️ radioactive element
half-life
461,3 ± 0,5 d
spin5/2
nuclear quadrupole moment
0,6 ± 0,03
таърихи кашф1950
parity+

decay modeintensity
ϵ (electron capture)100%

110Cd

Адади массавӣ110
neutron number62
relative atomic mass
109,90300747 ± 0,000000407 Da
g-factor
0
natural abundance
12,47 ± 0,061
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
таърихи кашф1925
parity+

111Cd

Адади массавӣ111
neutron number63
relative atomic mass
110,904183776 ± 0,000000383 Da
g-factor
-1,188 ± 0,0006
natural abundance
12,795 ± 0,012
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin1/2
nuclear quadrupole moment
0
таърихи кашф1925
parity+

112Cd

Адади массавӣ112
neutron number64
relative atomic mass
111,902763896 ± 0,000000268 Da
g-factor
0
natural abundance
24,109 ± 0,007
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
таърихи кашф1925
parity+

113Cd

Адади массавӣ113
neutron number65
relative atomic mass
112,904408105 ± 0,000000262 Da
g-factor
-1,2426 ± 0,0006
natural abundance
12,227 ± 0,007
radioactivity☢️ radioactive element
half-life
8,04 ± 0,05 Py
spin1/2
nuclear quadrupole moment
0
таърихи кашф1925
parity+

decay modeintensity
β (β decay)100%

114Cd

Адади массавӣ114
neutron number66
relative atomic mass
113,903364998 ± 0,000000296 Da
g-factor
0
natural abundance
28,754 ± 0,081
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
таърихи кашф1925
parity+

decay modeintensity
(double β decay)

115Cd

Адади массавӣ115
neutron number67
relative atomic mass
114,905437426 ± 0,000000699 Da
g-factor
-1,2966 ± 0,0004
natural abundance
radioactivity☢️ radioactive element
half-life
53,46 ± 0,05 h
spin1/2
nuclear quadrupole moment
0
таърихи кашф1939
parity+

decay modeintensity
β (β decay)100%

116Cd

Адади массавӣ116
neutron number68
relative atomic mass
115,90476323 ± 0,000000172 Da
g-factor
0
natural abundance
7,512 ± 0,054
radioactivity☢️ radioactive element
half-life
26,9 ± 0,9 Ey
spin0
nuclear quadrupole moment
0
таърихи кашф1925
parity+

decay modeintensity
(double β decay)100%

117Cd

Адади массавӣ117
neutron number69
relative atomic mass
116,907226039 ± 0,000001087 Da
g-factor
-1,485 ± 0,0008
natural abundance
radioactivity☢️ radioactive element
half-life
2,503 ± 0,005 h
spin1/2
nuclear quadrupole moment
0
таърихи кашф1939
parity+

decay modeintensity
β (β decay)100%

118Cd

Адади массавӣ118
neutron number70
relative atomic mass
117,906921956 ± 0,000021471 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
50,3 ± 0,2 m
spin0
nuclear quadrupole moment
0
таърихи кашф1961
parity+

decay modeintensity
β (β decay)100%

119Cd

Адади массавӣ119
neutron number71
relative atomic mass
118,909847052 ± 0,000040467 Da
g-factor
-1,8376 ± 0,0008
natural abundance
radioactivity☢️ radioactive element
half-life
2,69 ± 0,02 m
spin1/2
nuclear quadrupole moment
0
таърихи кашф1961
parity+

decay modeintensity
β (β decay)100%

120Cd

Адади массавӣ120
neutron number72
relative atomic mass
119,909868065 ± 0,000004 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
50,8 ± 0,21 s
spin0
nuclear quadrupole moment
0
таърихи кашф1973
parity+

decay modeintensity
β (β decay)100%

121Cd

Адади массавӣ121
neutron number73
relative atomic mass
120,91296366 ± 0,000002085 Da
g-factor
0,41733333333333 ± 0,00046666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
13,5 ± 0,3 s
spin3/2
nuclear quadrupole moment
таърихи кашф1965
parity+

decay modeintensity
β (β decay)100%

122Cd

Адади массавӣ122
neutron number74
relative atomic mass
121,91345905 ± 0,000002468 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
5,24 ± 0,03 s
spin0
nuclear quadrupole moment
0
таърихи кашф1973
parity+

decay modeintensity
β (β decay)100%

123Cd

Адади массавӣ123
neutron number75
relative atomic mass
122,91689246 ± 0,000002894 Da
g-factor
0,52566666666667 ± 0,00046666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
2,1 ± 0,02 s
spin3/2
nuclear quadrupole moment
таърихи кашф1983
parity+

decay modeintensity
β (β decay)100%

124Cd

Адади массавӣ124
neutron number76
relative atomic mass
123,917659772 ± 0,0000028 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
1,25 ± 0,02 s
spin0
nuclear quadrupole moment
0
таърихи кашф1974
parity+

decay modeintensity
β (β decay)100%

125Cd

Адади массавӣ125
neutron number77
relative atomic mass
124,92125759 ± 0,0000031 Da
g-factor
0,57273333333333 ± 0,00046666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
680 ± 40 ms
spin3/2
nuclear quadrupole moment
0,209 ± 0,01
таърихи кашф1986
parity+

decay modeintensity
β (β decay)100%

126Cd

Адади массавӣ126
neutron number78
relative atomic mass
125,92243029 ± 0,000002473 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
512 ± 5 ms
spin0
nuclear quadrupole moment
0
таърихи кашф1978
parity+

decay modeintensity
β (β decay)100%

127Cd

Адади массавӣ127
neutron number79
relative atomic mass
126,926203291 ± 0,000006656 Da
g-factor
0,58473333333333 ± 0,00053333333333333
natural abundance
radioactivity☢️ radioactive element
half-life
480 ± 100 ms
spin3/2
nuclear quadrupole moment
0,239 ± 0,011
таърихи кашф1986
parity+

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

128Cd

Адади массавӣ128
neutron number80
relative atomic mass
127,927816778 ± 0,000006905 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
246 ± 2 ms
spin0
nuclear quadrupole moment
0
таърихи кашф1986
parity+

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

129Cd

Адади массавӣ129
neutron number81
relative atomic mass
128,932235597 ± 0,0000057 Da
g-factor
-0,12821818181818 ± 0,00010909090909091
natural abundance
radioactivity☢️ radioactive element
half-life
147 ± 3 ms
spin11/2
nuclear quadrupole moment
0,132 ± 0,009
таърихи кашф2003
parity-

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

130Cd

Адади массавӣ130
neutron number82
relative atomic mass
129,934387563 ± 0,000024 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
126,8 ± 1,8 ms
spin0
nuclear quadrupole moment
0
таърихи кашф1986
parity+

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

131Cd

Адади массавӣ131
neutron number83
relative atomic mass
130,94072774 ± 0,000020653 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
98 ± 2 ms
spin7/2
nuclear quadrupole moment
таърихи кашф2000
parity-

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

132Cd

Адади массавӣ132
neutron number84
relative atomic mass
131,945823136 ± 0,000064485 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
84 ± 5 ms
spin0
nuclear quadrupole moment
0
таърихи кашф2000
parity+

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

133Cd

Адади массавӣ133
neutron number85
relative atomic mass
132,952614 ± 0,000215 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
61 ± 6 ms
spin7/2
nuclear quadrupole moment
таърихи кашф2010
parity-

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

134Cd

Адади массавӣ134
neutron number86
relative atomic mass
133,957638 ± 0,000322 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
65 ± 15 ms
spin0
nuclear quadrupole moment
0
таърихи кашф2015
parity+

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

135Cd

Адади массавӣ135
neutron number87
relative atomic mass
134,964766 ± 0,000429 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin5/2
nuclear quadrupole moment
таърихи кашф
parity-

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

таърих

кошифFredrich Stromeyer
макони кашфGermany
таърихи кашф1817
РешашиносӣGreek: kadmeia (ancient name for calamine (zinc oxide)).
pronunciationKAD-me-em (Англисӣ)

source

Abundance
Abundance in Earth's crust
0,15 mg/kg
natural abundance (Уқёнус)
0,00011 mg/L
natural abundance (human body)
0,00007 %
natural abundance (meteoroid)
0,000044 %
natural abundance (Офтоб)
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