Kaadmium

Kaadmium (Cd)

chemical element with symbol Cd and atomic number of 48
Atomic Number48
Atomic Weight112.414
massiarv114
Group12
Period5
Blockd
prooton48 p+
neutron66 n0
elektron48 e-
Animated Bohri aatomiteooria of Cd (Kaadmium)

Füüsikalised Omadused

Aatomiraadius
molaarruumala
Covalent Radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Kaadmium0102030405060708090100110120130140150160170180190200210220pmAatomiraadiusCovalent RadiusMetallic RadiusVan der Waals radius

Keemilised Omadused

energia
proton affinity
Elektronafiinsus
ionization energy
ionization energy of Cd (Kaadmium)
aurustumissoojus
sulamissoojus
standard enthalpy of formation
elektron
elektronkiht2, 8, 18, 18, 2
Bohri aatomiteooria: Cd (Kaadmium)
valentselektron2
Lewis structure: Cd (Kaadmium)
elektronkonfiguratsioon[Kr] 4d10 5s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d10 5s2
Enhanced Bohri aatomiteooria of Cd (Kaadmium)
Orbital Diagram of Cd (Kaadmium)
oksüdatsiooniaste-2, 1, 2
elektronegatiivsus
1.69
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
kolmikpunkt
Välimus
värvus
Silver
Välimussilvery bluish-gray metallic
Murdumisnäitaja
thermodynamic material property
Thermal Conductivity
soojuspaisumine
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
Elektrijuhtivus
Eritakistus
Ülijuhtivus
Magnetism
typediamagnetic
Magnetiline vastuvõtlikkus (Mass)
−0,0000000023 m³/Kg
Magnetiline vastuvõtlikkus (Molar)
−0,000000000259 m³/mol
Magnetiline vastuvõtlikkus (Volume)
−0,0000199
magnetic ordering
Curie punkt
Néel temperature
struktuur
Crystal StructureSimple Hexagonal (HEX)
lattice constant
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
kõvadus
Ruumpaisumismoodul
Nihkeelastsusmoodul
Normaalelastsusmoodul
Poissoni tegur
0,3
heli kiirus
Klassifitseerimine
CategoryTransition metals, Transition metals
CAS GroupIIB
IUPAC GroupIIB
Glawe Number75
Mendeleev Number78
Pettifor Number75
Geochemical Class
Goldschmidt classificationchalcophile

teine

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
2 450
Neutron Mass Absorption
1,4
Kvantarv1S0
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

massiarv94
neutron number46
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn0
nuclear quadrupole moment
0
avastamise aeg2016
parity+

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

95Cd

massiarv95
neutron number47
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
32 ± 3 ms
spinn9/2
nuclear quadrupole moment
avastamise aeg2011
parity+

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

96Cd

massiarv96
neutron number48
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
1 003 ± 47 ms
spinn0
nuclear quadrupole moment
0
avastamise aeg2008
parity+

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

97Cd

massiarv97
neutron number49
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
1,16 ± 0,05 s
spinn9/2
nuclear quadrupole moment
avastamise aeg1978
parity+

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

98Cd

massiarv98
neutron number50
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
9,29 ± 0,1 s
spinn0
nuclear quadrupole moment
0
avastamise aeg1978
parity+

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

99Cd

massiarv99
neutron number51
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
17 ± 1 s
spinn5/2
nuclear quadrupole moment
avastamise aeg1978
parity+

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

100Cd

massiarv100
neutron number52
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
49,1 ± 0,5 s
spinn0
nuclear quadrupole moment
0
avastamise aeg1970
parity+

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

101Cd

massiarv101
neutron number53
Relative Atomic Mass
g-factor
−0,3588 ± 0,00016
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
1,36 ± 0,05 m
spinn5/2
nuclear quadrupole moment
−0,177 ± 0,007
avastamise aeg1969
parity+

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

102Cd

massiarv102
neutron number54
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
5,5 ± 0,5 m
spinn0
nuclear quadrupole moment
0
avastamise aeg1969
parity+

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

103Cd

massiarv103
neutron number55
Relative Atomic Mass
g-factor
−0,33944 ± 0,00016
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
7,3 ± 0,1 m
spinn5/2
nuclear quadrupole moment
−0,007 ± 0,003
avastamise aeg1960
parity+

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

104Cd

massiarv104
neutron number56
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
57,7 ± 1 m
spinn0
nuclear quadrupole moment
0
avastamise aeg1955
parity+

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

105Cd

massiarv105
neutron number57
Relative Atomic Mass
g-factor
−0,29528 ± 0,00016
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
55,5 ± 0,4 m
spinn5/2
nuclear quadrupole moment
0,377 ± 0,015
avastamise aeg1950
parity+

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

106Cd

massiarv106
neutron number58
Relative Atomic Mass
g-factor
0
natural abundance
1,245 ± 0,022
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn0
nuclear quadrupole moment
0
avastamise aeg1935
parity+

decay modeIntensiivsus
+ (double β+ decay)

107Cd

massiarv107
neutron number59
Relative Atomic Mass
g-factor
−0,24564 ± 0,00012
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
6,5 ± 0,02 h
spinn5/2
nuclear quadrupole moment
0,6 ± 0,02
avastamise aeg1946
parity+

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

108Cd

massiarv108
neutron number60
Relative Atomic Mass
g-factor
0
natural abundance
0,888 ± 0,011
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn0
nuclear quadrupole moment
0
avastamise aeg1935
parity+

decay modeIntensiivsus
+ (double β+ decay)

109Cd

massiarv109
neutron number61
Relative Atomic Mass
g-factor
−0,33064 ± 0,00016
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
461,3 ± 0,5 d
spinn5/2
nuclear quadrupole moment
0,6 ± 0,03
avastamise aeg1950
parity+

decay modeIntensiivsus
ϵ (electron capture)100%

110Cd

massiarv110
neutron number62
Relative Atomic Mass
g-factor
0
natural abundance
12,47 ± 0,061
radioaktiivsusStabiilne isotoop
PoolestusaegNot Radioactive ☢️
spinn0
nuclear quadrupole moment
0
avastamise aeg1925
parity+

111Cd

massiarv111
neutron number63
Relative Atomic Mass
g-factor
−1,188 ± 0,0006
natural abundance
12,795 ± 0,012
radioaktiivsusStabiilne isotoop
PoolestusaegNot Radioactive ☢️
spinn1/2
nuclear quadrupole moment
0
avastamise aeg1925
parity+

112Cd

massiarv112
neutron number64
Relative Atomic Mass
g-factor
0
natural abundance
24,109 ± 0,007
radioaktiivsusStabiilne isotoop
PoolestusaegNot Radioactive ☢️
spinn0
nuclear quadrupole moment
0
avastamise aeg1925
parity+

113Cd

massiarv113
neutron number65
Relative Atomic Mass
g-factor
−1,2426 ± 0,0006
natural abundance
12,227 ± 0,007
radioaktiivsus☢️ radioactive element
Poolestusaeg
8,04 ± 0,05 Py
spinn1/2
nuclear quadrupole moment
0
avastamise aeg1925
parity+

decay modeIntensiivsus
β (β decay)100%

114Cd

massiarv114
neutron number66
Relative Atomic Mass
g-factor
0
natural abundance
28,754 ± 0,081
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn0
nuclear quadrupole moment
0
avastamise aeg1925
parity+

decay modeIntensiivsus
(double β decay)

115Cd

massiarv115
neutron number67
Relative Atomic Mass
g-factor
−1,2966 ± 0,0004
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
53,46 ± 0,05 h
spinn1/2
nuclear quadrupole moment
0
avastamise aeg1939
parity+

decay modeIntensiivsus
β (β decay)100%

116Cd

massiarv116
neutron number68
Relative Atomic Mass
g-factor
0
natural abundance
7,512 ± 0,054
radioaktiivsus☢️ radioactive element
Poolestusaeg
26,9 ± 0,9 Ey
spinn0
nuclear quadrupole moment
0
avastamise aeg1925
parity+

decay modeIntensiivsus
(double β decay)100%

117Cd

massiarv117
neutron number69
Relative Atomic Mass
g-factor
−1,485 ± 0,0008
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
2,503 ± 0,005 h
spinn1/2
nuclear quadrupole moment
0
avastamise aeg1939
parity+

decay modeIntensiivsus
β (β decay)100%

118Cd

massiarv118
neutron number70
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
50,3 ± 0,2 m
spinn0
nuclear quadrupole moment
0
avastamise aeg1961
parity+

decay modeIntensiivsus
β (β decay)100%

119Cd

massiarv119
neutron number71
Relative Atomic Mass
g-factor
−1,8376 ± 0,0008
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
2,69 ± 0,02 m
spinn1/2
nuclear quadrupole moment
0
avastamise aeg1961
parity+

decay modeIntensiivsus
β (β decay)100%

120Cd

massiarv120
neutron number72
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
50,8 ± 0,21 s
spinn0
nuclear quadrupole moment
0
avastamise aeg1973
parity+

decay modeIntensiivsus
β (β decay)100%

121Cd

massiarv121
neutron number73
Relative Atomic Mass
g-factor
0,41733333333333 ± 0,00046666666666667
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
13,5 ± 0,3 s
spinn3/2
nuclear quadrupole moment
avastamise aeg1965
parity+

decay modeIntensiivsus
β (β decay)100%

122Cd

massiarv122
neutron number74
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
5,24 ± 0,03 s
spinn0
nuclear quadrupole moment
0
avastamise aeg1973
parity+

decay modeIntensiivsus
β (β decay)100%

123Cd

massiarv123
neutron number75
Relative Atomic Mass
g-factor
0,52566666666667 ± 0,00046666666666667
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
2,1 ± 0,02 s
spinn3/2
nuclear quadrupole moment
avastamise aeg1983
parity+

decay modeIntensiivsus
β (β decay)100%

124Cd

massiarv124
neutron number76
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
1,25 ± 0,02 s
spinn0
nuclear quadrupole moment
0
avastamise aeg1974
parity+

decay modeIntensiivsus
β (β decay)100%

125Cd

massiarv125
neutron number77
Relative Atomic Mass
g-factor
0,57273333333333 ± 0,00046666666666667
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
680 ± 40 ms
spinn3/2
nuclear quadrupole moment
0,209 ± 0,01
avastamise aeg1986
parity+

decay modeIntensiivsus
β (β decay)100%

126Cd

massiarv126
neutron number78
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
512 ± 5 ms
spinn0
nuclear quadrupole moment
0
avastamise aeg1978
parity+

decay modeIntensiivsus
β (β decay)100%

127Cd

massiarv127
neutron number79
Relative Atomic Mass
g-factor
0,58473333333333 ± 0,00053333333333333
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
480 ± 100 ms
spinn3/2
nuclear quadrupole moment
0,239 ± 0,011
avastamise aeg1986
parity+

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

128Cd

massiarv128
neutron number80
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
246 ± 2 ms
spinn0
nuclear quadrupole moment
0
avastamise aeg1986
parity+

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

129Cd

massiarv129
neutron number81
Relative Atomic Mass
g-factor
−0,12821818181818 ± 0,00010909090909091
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
147 ± 3 ms
spinn11/2
nuclear quadrupole moment
0,132 ± 0,009
avastamise aeg2003
parity-

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

130Cd

massiarv130
neutron number82
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
126,8 ± 1,8 ms
spinn0
nuclear quadrupole moment
0
avastamise aeg1986
parity+

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

131Cd

massiarv131
neutron number83
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
98 ± 2 ms
spinn7/2
nuclear quadrupole moment
avastamise aeg2000
parity-

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

132Cd

massiarv132
neutron number84
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
84 ± 5 ms
spinn0
nuclear quadrupole moment
0
avastamise aeg2000
parity+

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

133Cd

massiarv133
neutron number85
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
61 ± 6 ms
spinn7/2
nuclear quadrupole moment
avastamise aeg2010
parity-

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

134Cd

massiarv134
neutron number86
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
65 ± 15 ms
spinn0
nuclear quadrupole moment
0
avastamise aeg2015
parity+

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

135Cd

massiarv135
neutron number87
Relative Atomic Mass
g-factor
natural abundance
radioaktiivsus☢️ radioactive element
Poolestusaeg
spinn5/2
nuclear quadrupole moment
avastamise aeg
parity-

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

ajalugu

leiutaja või avastajaFredrich Stromeyer
location of discoveryGermany
avastamise aeg1817
etümoloogiaGreek: kadmeia (ancient name for calamine (zinc oxide)).
pronunciationKAD-me-em (inglise)

allikas

Abundance
Abundance in Earth's crust
natural abundance (ookean)
natural abundance (Inimkeha)
0,00007 %
natural abundance (meteoorkeha)
0,000044 %
natural abundance (Päike)
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