કૅડમિયમનો

કૅડમિયમનો (Cd)

chemical element with symbol Cd and atomic number of 48
Atomic Number48
Atomic Weight112.414
mass number114
Group12
Period5
Blockd
પ્રોટોન48 p+
neutron66 n0
ઈલેક્ટ્રોન48 e-
Animated બૉહરનો સિદ્ધાંત of Cd (કૅડમિયમનો)

Physical Property

Atomic Radius
molar volume
Covalent Radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: કૅડમિયમનો0102030405060708090100110120130140150160170180190200210220pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

રાસાયણિક ગુણધર્મ

ઉર્જા
proton affinity
electron affinity
ionization energy
ionization energy of Cd (કૅડમિયમનો)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
ઈલેક્ટ્રોન
electron shell2, 8, 18, 18, 2
બૉહરનો સિદ્ધાંત: Cd (કૅડમિયમનો)
valence electron2
Lewis structure: Cd (કૅડમિયમનો)
electron configuration[Kr] 4d10 5s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d10 5s2
Enhanced બૉહરનો સિદ્ધાંત of Cd (કૅડમિયમનો)
Orbital Diagram of Cd (કૅડમિયમનો)
oxidation number-2, 1, 2
વિદ્યુતઋણતા
1.69
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
color
Silver
appearancesilvery bluish-gray metallic
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
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
structure
Crystal StructureSimple Hexagonal (HEX)
lattice constant
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
0.3
અવાજની ઝડપ
classification
CategoryTransition metals, Transition metals
CAS GroupIIB
IUPAC GroupIIB
Glawe Number75
Mendeleev Number78
Pettifor Number75
Geochemical Class
Goldschmidt classificationchalcophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
2,450
Neutron Mass Absorption
1.4
quantum number1S0
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

mass number94
neutron number46
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ2016
પૅરિટી+

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

95Cd

mass number95
neutron number47
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
32 ± 3 ms
પ્રચક્રણ9/2
nuclear quadrupole moment
શોધની તારીખ2011
પૅરિટી+

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

96Cd

mass number96
neutron number48
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
1,003 ± 47 ms
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ2008
પૅરિટી+

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

97Cd

mass number97
neutron number49
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1.16 ± 0.05 s
પ્રચક્રણ9/2
nuclear quadrupole moment
શોધની તારીખ1978
પૅરિટી+

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

98Cd

mass number98
neutron number50
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
9.29 ± 0.1 s
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1978
પૅરિટી+

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

99Cd

mass number99
neutron number51
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
17 ± 1 s
પ્રચક્રણ5/2
nuclear quadrupole moment
શોધની તારીખ1978
પૅરિટી+

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

mass number100
neutron number52
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
49.1 ± 0.5 s
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1970
પૅરિટી+

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

101Cd

mass number101
neutron number53
Relative Atomic Mass
g-factor
-0.3588 ± 0.00016
natural abundance
radioactivity☢️ radioactive element
half-life
1.36 ± 0.05 m
પ્રચક્રણ5/2
nuclear quadrupole moment
-0.177 ± 0.007
શોધની તારીખ1969
પૅરિટી+

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

102Cd

mass number102
neutron number54
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
5.5 ± 0.5 m
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1969
પૅરિટી+

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

103Cd

mass number103
neutron number55
Relative Atomic Mass
g-factor
-0.33944 ± 0.00016
natural abundance
radioactivity☢️ radioactive element
half-life
7.3 ± 0.1 m
પ્રચક્રણ5/2
nuclear quadrupole moment
-0.007 ± 0.003
શોધની તારીખ1960
પૅરિટી+

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

104Cd

mass number104
neutron number56
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
57.7 ± 1 m
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1955
પૅરિટી+

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

105Cd

mass number105
neutron number57
Relative Atomic Mass
g-factor
-0.29528 ± 0.00016
natural abundance
radioactivity☢️ radioactive element
half-life
55.5 ± 0.4 m
પ્રચક્રણ5/2
nuclear quadrupole moment
0.377 ± 0.015
શોધની તારીખ1950
પૅરિટી+

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

106Cd

mass number106
neutron number58
Relative Atomic Mass
g-factor
0
natural abundance
1.245 ± 0.022
radioactivity☢️ radioactive element
half-life
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1935
પૅરિટી+

decay modeintensity
+ (double β+ decay)

107Cd

mass number107
neutron number59
Relative Atomic Mass
g-factor
-0.24564 ± 0.00012
natural abundance
radioactivity☢️ radioactive element
half-life
6.5 ± 0.02 h
પ્રચક્રણ5/2
nuclear quadrupole moment
0.6 ± 0.02
શોધની તારીખ1946
પૅરિટી+

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

108Cd

mass number108
neutron number60
Relative Atomic Mass
g-factor
0
natural abundance
0.888 ± 0.011
radioactivity☢️ radioactive element
half-life
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1935
પૅરિટી+

decay modeintensity
+ (double β+ decay)

109Cd

mass number109
neutron number61
Relative Atomic Mass
g-factor
-0.33064 ± 0.00016
natural abundance
radioactivity☢️ radioactive element
half-life
461.3 ± 0.5 d
પ્રચક્રણ5/2
nuclear quadrupole moment
0.6 ± 0.03
શોધની તારીખ1950
પૅરિટી+

decay modeintensity
ϵ (electron capture)100%

110Cd

mass number110
neutron number62
Relative Atomic Mass
g-factor
0
natural abundance
12.47 ± 0.061
radioactivitystable isotope
half-lifeNot Radioactive ☢️
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1925
પૅરિટી+

111Cd

mass number111
neutron number63
Relative Atomic Mass
g-factor
-1.188 ± 0.0006
natural abundance
12.795 ± 0.012
radioactivitystable isotope
half-lifeNot Radioactive ☢️
પ્રચક્રણ1/2
nuclear quadrupole moment
0
શોધની તારીખ1925
પૅરિટી+

112Cd

mass number112
neutron number64
Relative Atomic Mass
g-factor
0
natural abundance
24.109 ± 0.007
radioactivitystable isotope
half-lifeNot Radioactive ☢️
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1925
પૅરિટી+

113Cd

mass number113
neutron number65
Relative Atomic Mass
g-factor
-1.2426 ± 0.0006
natural abundance
12.227 ± 0.007
radioactivity☢️ radioactive element
half-life
8.04 ± 0.05 Py
પ્રચક્રણ1/2
nuclear quadrupole moment
0
શોધની તારીખ1925
પૅરિટી+

decay modeintensity
β (β decay)100%

114Cd

mass number114
neutron number66
Relative Atomic Mass
g-factor
0
natural abundance
28.754 ± 0.081
radioactivity☢️ radioactive element
half-life
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1925
પૅરિટી+

decay modeintensity
(double β decay)

115Cd

mass number115
neutron number67
Relative Atomic Mass
g-factor
-1.2966 ± 0.0004
natural abundance
radioactivity☢️ radioactive element
half-life
53.46 ± 0.05 h
પ્રચક્રણ1/2
nuclear quadrupole moment
0
શોધની તારીખ1939
પૅરિટી+

decay modeintensity
β (β decay)100%

116Cd

mass number116
neutron number68
Relative Atomic Mass
g-factor
0
natural abundance
7.512 ± 0.054
radioactivity☢️ radioactive element
half-life
26.9 ± 0.9 Ey
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1925
પૅરિટી+

decay modeintensity
(double β decay)100%

117Cd

mass number117
neutron number69
Relative Atomic Mass
g-factor
-1.485 ± 0.0008
natural abundance
radioactivity☢️ radioactive element
half-life
2.503 ± 0.005 h
પ્રચક્રણ1/2
nuclear quadrupole moment
0
શોધની તારીખ1939
પૅરિટી+

decay modeintensity
β (β decay)100%

118Cd

mass number118
neutron number70
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
50.3 ± 0.2 m
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1961
પૅરિટી+

decay modeintensity
β (β decay)100%

119Cd

mass number119
neutron number71
Relative Atomic Mass
g-factor
-1.8376 ± 0.0008
natural abundance
radioactivity☢️ radioactive element
half-life
2.69 ± 0.02 m
પ્રચક્રણ1/2
nuclear quadrupole moment
0
શોધની તારીખ1961
પૅરિટી+

decay modeintensity
β (β decay)100%

120Cd

mass number120
neutron number72
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
50.8 ± 0.21 s
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1973
પૅરિટી+

decay modeintensity
β (β decay)100%

121Cd

mass number121
neutron number73
Relative Atomic Mass
g-factor
0.41733333333333 ± 0.00046666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
13.5 ± 0.3 s
પ્રચક્રણ3/2
nuclear quadrupole moment
શોધની તારીખ1965
પૅરિટી+

decay modeintensity
β (β decay)100%

122Cd

mass number122
neutron number74
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
5.24 ± 0.03 s
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1973
પૅરિટી+

decay modeintensity
β (β decay)100%

123Cd

mass number123
neutron number75
Relative Atomic Mass
g-factor
0.52566666666667 ± 0.00046666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
2.1 ± 0.02 s
પ્રચક્રણ3/2
nuclear quadrupole moment
શોધની તારીખ1983
પૅરિટી+

decay modeintensity
β (β decay)100%

124Cd

mass number124
neutron number76
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
1.25 ± 0.02 s
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1974
પૅરિટી+

decay modeintensity
β (β decay)100%

125Cd

mass number125
neutron number77
Relative Atomic Mass
g-factor
0.57273333333333 ± 0.00046666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
680 ± 40 ms
પ્રચક્રણ3/2
nuclear quadrupole moment
0.209 ± 0.01
શોધની તારીખ1986
પૅરિટી+

decay modeintensity
β (β decay)100%

126Cd

mass number126
neutron number78
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
512 ± 5 ms
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1978
પૅરિટી+

decay modeintensity
β (β decay)100%

127Cd

mass number127
neutron number79
Relative Atomic Mass
g-factor
0.58473333333333 ± 0.00053333333333333
natural abundance
radioactivity☢️ radioactive element
half-life
480 ± 100 ms
પ્રચક્રણ3/2
nuclear quadrupole moment
0.239 ± 0.011
શોધની તારીખ1986
પૅરિટી+

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

128Cd

mass number128
neutron number80
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
246 ± 2 ms
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1986
પૅરિટી+

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

129Cd

mass number129
neutron number81
Relative Atomic Mass
g-factor
-0.12821818181818 ± 0.00010909090909091
natural abundance
radioactivity☢️ radioactive element
half-life
147 ± 3 ms
પ્રચક્રણ11/2
nuclear quadrupole moment
0.132 ± 0.009
શોધની તારીખ2003
પૅરિટી-

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

130Cd

mass number130
neutron number82
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
126.8 ± 1.8 ms
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ1986
પૅરિટી+

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

131Cd

mass number131
neutron number83
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
98 ± 2 ms
પ્રચક્રણ7/2
nuclear quadrupole moment
શોધની તારીખ2000
પૅરિટી-

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

132Cd

mass number132
neutron number84
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
84 ± 5 ms
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ2000
પૅરિટી+

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

133Cd

mass number133
neutron number85
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
61 ± 6 ms
પ્રચક્રણ7/2
nuclear quadrupole moment
શોધની તારીખ2010
પૅરિટી-

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

134Cd

mass number134
neutron number86
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
65 ± 15 ms
પ્રચક્રણ0
nuclear quadrupole moment
0
શોધની તારીખ2015
પૅરિટી+

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

135Cd

mass number135
neutron number87
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
પ્રચક્રણ5/2
nuclear quadrupole moment
શોધની તારીખ
પૅરિટી-

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

ઈતિહાસ

શોધક અથવા સંશોધકFredrich Stromeyer
શોધનું સ્થળGermany
શોધની તારીખ1817
etymologyGreek: kadmeia (ancient name for calamine (zinc oxide)).
ઉચ્ચારKAD-me-em (અંગ્રેજી)

source

Abundance
Abundance in Earth's crust
natural abundance (ocean)
natural abundance (માનવ શરીર)
0.00007 %
natural abundance (ઉલ્કા)
0.000044 %
natural abundance (સૂર્ય)
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