Kobaltoa

Kobaltoa (Co)

27 zenbaki atomikoa duen elementu kimikoa
Atomic Number27
Atomic Weight58.933194
masa-zenbaki59
Group9
Period4
Blockd
protoi27 p+
neutroi32 n0
elektroi27 e-
Animated Bohrren eredu atomikoa of Co (Kobaltoa)

Propietate Fisiko

Erradio Atomiko
135 pm
bolumen molar
Erradio Kobalente
111 pm
Metallic Radius
116 pm
Erradio ioniko
58 pm
Crystal Radius
72 pm
Van der Waalsen erradio
200 pm
dentsitatea
8,86 g/cm³
Atomic Radii Of The Elements: Kobaltoa0102030405060708090100110120130140150160170180190200pmErradio AtomikoErradio KobalenteMetallic RadiusVan der Waalsen erradio

Magnitude Fisiko

energia
proton affinity
742,7 kJ/mol
Afinitate elektroniko
0,66225646 eV/particle
ionizazio energia
7,88101 eV/particle
ionizazio energia of Co (Kobaltoa)
Irakite-entalpia
389,1 kJ/mol
urtze-entalpia
15,48 kJ/mol
formazio entalpia estandarra
426,7 kJ/mol
elektroi
elektroi geruza2, 8, 15, 2
Bohrren eredu atomikoa: Co (Kobaltoa)
balentzia-elektroi2
Lewis egitura: Co (Kobaltoa)
electron configuration[Ar] 3d7 4s2
1s2 2s2 2p6 3s2 3p6 3d7 4s2
Enhanced Bohrren eredu atomikoa of Co (Kobaltoa)
Orbital Diagram of Co (Kobaltoa)
Oxidazio-egoera-3, -1, 0, 1, 2, 3, 4, 5
Elektronegatibotasun
1.88
Electrophilicity Index
1,2638504937543713 eV/particle
materiaren funtsezko egoera
materiaren egoeraSolid
materiaren egoera gaseoso
Boiling Point
3.200,15 K
Melting Point
1.768,15 K
critical pressure
critical temperature
Puntu hirukoitz
appearance
kolore
Gray
appearancehard lustrous gray metal
errefrakzio-indize
thermodynamic material property
Thermal Conductivity
Bero-dilatazio
0,000013 1/K
molar heat capacity
24,81 J/(mol K)
Specific Heat Capacity
0,421 J/(g⋅K)
indize adiabatiko
electrical properties
typeConductor
Eroankortasun elektriko
17 MS/m
Erresistibitate elektriko
0,00000006000000000002 m Ω
Supereroankortasun
Magnetismo
typeferromagnetic
suszeptibilitate magnetiko (Mass)
suszeptibilitate magnetiko (Molar)
suszeptibilitate magnetiko (Volume)
magnetic ordering
Curieren tenperatura
1.394 K
Néel temperature
egitura
Crystal StructureSimple Hexagonal (HEX)
lattice constant
2,51 Å
Lattice Anglesπ/2, π/2, 2 π/3
materialen propietate mekaniko
Gogortasun
5 MPa
konprimagarritasun-modulu
180 GPa
Zizaila modulua
75 GPa
Youngen modulu
209 GPa
Poissonen modulu
0,31
Soinuaren lastertasun
4.720 m/s
classification
CategoryTransition metals, Transition metals
CAS GroupVIIIA
IUPAC GroupVIII
Glawe Number70
Mendeleev Number63
Pettifor Number64
Geochemical Classfirst series transition metal
Goldschmidt classificationsiderophile

beste batzuk

Gas Basicity
719,8 kJ/mol
polarizability
55 ± 4 a₀
C6 Dispersion Coefficient
408 a₀
allotrope
Neutron cross section
37,2
Neutron Mass Absorption
0,021
zenbaki kuantiko4F9/2
talde espazial194 (P63/mmc)

Isotopes of Cobalt

Stable Isotopes1
Unstable Isotopes31
Natural Isotopes1

47Co

masa-zenbaki47
neutron number20
atomo-masa erlatibo
47,011401 ± 0,000644 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin7/2
nuclear quadrupole moment
aurkikuntza-data
parity-

decay modeintensity
p (proton emission)

48Co

masa-zenbaki48
neutron number21
atomo-masa erlatibo
48,001857 ± 0,000537 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin6
nuclear quadrupole moment
aurkikuntza-data
parity+

decay modeintensity
p (proton emission)

49Co

masa-zenbaki49
neutron number22
atomo-masa erlatibo
48,989501 ± 0,000537 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin7/2
nuclear quadrupole moment
aurkikuntza-data
parity-

decay modeintensity
p (proton emission)

50Co

masa-zenbaki50
neutron number23
atomo-masa erlatibo
49,981117 ± 0,000135 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
38,8 ± 0,2 ms
spin6
nuclear quadrupole moment
aurkikuntza-data1987
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)70.5%
2p (2-proton emission)

51Co

masa-zenbaki51
neutron number24
atomo-masa erlatibo
50,970647 ± 0,000052 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
68,8 ± 1,9 ms
spin7/2
nuclear quadrupole moment
aurkikuntza-data1987
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)3.8%

52Co

masa-zenbaki52
neutron number25
atomo-masa erlatibo
51,963130224 ± 0,000005669 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
111,7 ± 2,1 ms
spin6
nuclear quadrupole moment
aurkikuntza-data1987
parity+

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

53Co

masa-zenbaki53
neutron number26
atomo-masa erlatibo
52,954203278 ± 0,000001854 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
244,6 ± 2,8 ms
spin7/2
nuclear quadrupole moment
aurkikuntza-data1970
parity-

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

54Co

masa-zenbaki54
neutron number27
atomo-masa erlatibo
53,948459075 ± 0,00000038 Da
g-factor
0
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
193,27 ± 0,06 ms
spin0
nuclear quadrupole moment
0
aurkikuntza-data1952
parity+

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

55Co

masa-zenbaki55
neutron number28
atomo-masa erlatibo
54,941996416 ± 0,000000434 Da
g-factor
1,3777142857143 ± 0,00085714285714286
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
17,53 ± 0,03 h
spin7/2
nuclear quadrupole moment
aurkikuntza-data1938
parity-

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

56Co

masa-zenbaki56
neutron number29
atomo-masa erlatibo
55,939838032 ± 0,00000051 Da
g-factor
0,9625 ± 0,0025
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
77,236 ± 0,026 d
spin4
nuclear quadrupole moment
0,25 ± 0,09
aurkikuntza-data1941
parity+

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

57Co

masa-zenbaki57
neutron number30
atomo-masa erlatibo
56,936289819 ± 0,000000553 Da
g-factor
1,3485714285714 ± 0,0028571428571429
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
271,811 ± 0,032 d
spin7/2
nuclear quadrupole moment
0,54 ± 0,1
aurkikuntza-data1941
parity-

decay modeintensity
ϵ (electron capture)100%

58Co

masa-zenbaki58
neutron number31
atomo-masa erlatibo
57,935751292 ± 0,000001237 Da
g-factor
2,022 ± 0,004
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
70,844 ± 0,02 d
spin2
nuclear quadrupole moment
0,23 ± 0,03
aurkikuntza-data1941
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
e+ (positron emission)14.79%
ϵ (electron capture)85.21%

59Co

masa-zenbaki59
neutron number32
atomo-masa erlatibo
58,933193524 ± 0,000000426 Da
g-factor
natural abundance
100
desintegrazio erradioaktiboisotopo egonkor
Semidesintegrazio-periodoNot Radioactive ☢️
spin7/2
nuclear quadrupole moment
0,42 ± 0,03
aurkikuntza-data1923
parity-

60Co

masa-zenbaki60
neutron number33
atomo-masa erlatibo
59,933815536 ± 0,000000433 Da
g-factor
0,7598 ± 0,0016
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
5,2714 ± 0,0006 y
spin5
nuclear quadrupole moment
0,46 ± 0,06
aurkikuntza-data1941
parity+

decay modeintensity
β (β decay)100%

61Co

masa-zenbaki61
neutron number34
atomo-masa erlatibo
60,932476031 ± 0,000000901 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
1,649 ± 0,005 h
spin7/2
nuclear quadrupole moment
aurkikuntza-data1947
parity-

decay modeintensity
β (β decay)100%

62Co

masa-zenbaki62
neutron number35
atomo-masa erlatibo
61,934058198 ± 0,00001994 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
1,54 ± 0,1 m
spin2
nuclear quadrupole moment
aurkikuntza-data1949
parity

decay modeintensity
β (β decay)100%

63Co

masa-zenbaki63
neutron number36
atomo-masa erlatibo
62,93359963 ± 0,000019941 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
26,9 ± 0,4 s
spin7/2
nuclear quadrupole moment
aurkikuntza-data1960
parity-

decay modeintensity
β (β decay)100%

64Co

masa-zenbaki64
neutron number37
atomo-masa erlatibo
63,935810176 ± 0,000021476 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
300 ± 30 ms
spin1
nuclear quadrupole moment
aurkikuntza-data1969
parity+

decay modeintensity
β (β decay)100%

65Co

masa-zenbaki65
neutron number38
atomo-masa erlatibo
64,936462071 ± 0,000002235 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
1,16 ± 0,03 s
spin7/2
nuclear quadrupole moment
aurkikuntza-data1978
parity

decay modeintensity
β (β decay)100%

66Co

masa-zenbaki66
neutron number39
atomo-masa erlatibo
65,939442943 ± 0,000015 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
194 ± 17 ms
spin1
nuclear quadrupole moment
aurkikuntza-data1985
parity+

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

67Co

masa-zenbaki67
neutron number40
atomo-masa erlatibo
66,940609625 ± 0,000006917 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
329 ± 28 ms
spin7/2
nuclear quadrupole moment
aurkikuntza-data1985
parity-

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

68Co

masa-zenbaki68
neutron number41
atomo-masa erlatibo
67,944559401 ± 0,000004142 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
200 ± 20 ms
spin7
nuclear quadrupole moment
aurkikuntza-data1985
parity-

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

69Co

masa-zenbaki69
neutron number42
atomo-masa erlatibo
68,945909 ± 0,000092 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
180 ± 20 ms
spin7/2
nuclear quadrupole moment
aurkikuntza-data1985
parity-

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

70Co

masa-zenbaki70
neutron number43
atomo-masa erlatibo
69,9500534 ± 0,0000118 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
508 ± 7 ms
spin1
nuclear quadrupole moment
aurkikuntza-data1998
parity+

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

71Co

masa-zenbaki71
neutron number44
atomo-masa erlatibo
70,952366923 ± 0,00049923 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
80 ± 3 ms
spin7/2
nuclear quadrupole moment
aurkikuntza-data1992
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)3%

72Co

masa-zenbaki72
neutron number45
atomo-masa erlatibo
71,956736 ± 0,000322 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
51,5 ± 0,3 ms
spin6
nuclear quadrupole moment
aurkikuntza-data1992
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)4%
2n (2-neutron emission)

73Co

masa-zenbaki73
neutron number46
atomo-masa erlatibo
72,959238 ± 0,000322 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
42 ± 0,8 ms
spin7/2
nuclear quadrupole moment
aurkikuntza-data1995
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)6%
2n (2-neutron emission)

74Co

masa-zenbaki74
neutron number47
atomo-masa erlatibo
73,963993 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
31,3 ± 1,3 ms
spin7
nuclear quadrupole moment
aurkikuntza-data1995
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)18%
2n (2-neutron emission)

75Co

masa-zenbaki75
neutron number48
atomo-masa erlatibo
74,967192 ± 0,000429 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
26,5 ± 1,2 ms
spin7/2
nuclear quadrupole moment
aurkikuntza-data1995
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)16%
2n (2-neutron emission)

76Co

masa-zenbaki76
neutron number49
atomo-masa erlatibo
75,972453 ± 0,000537 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
23 ± 6 ms
spin8
nuclear quadrupole moment
aurkikuntza-data2010
parity-

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

77Co

masa-zenbaki77
neutron number50
atomo-masa erlatibo
76,976479 ± 0,000644 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
15 ± 6 ms
spin7/2
nuclear quadrupole moment
aurkikuntza-data2014
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)
3n (3-neutron emission)

78Co

masa-zenbaki78
neutron number51
atomo-masa erlatibo
77,983553 ± 0,000751 Da
g-factor
natural abundance
desintegrazio erradioaktibo☢️ radioactive element
Semidesintegrazio-periodo
spin
nuclear quadrupole moment
aurkikuntza-data2017
parity

decay modeintensity
β (β decay)
Kobalt electrolytic and 1cm3 cube

historia

aurkitzailea edo asmatzaileaGeorge Brandt
aurkikuntzaren lekuaSweden
aurkikuntza-data1739
etimologiaGerman: kobold (goblin).
pronunciationKO-bolt (ingelesa)

source

Abundance
Abundance in Earth's crust
natural abundance (ozeano)
0,00002 mg/L
natural abundance (gizakiaren gorputza)
0,000002 %
natural abundance (Meteoroide)
0,059 %
natural abundance (Eguzkia)
0,0004 %
Abundance in Universe
0,0003 %

Nuclear Screening Constants

1s0.6332
2p3.9076
2s7.595
3d15.1446
3p13.5654
3s12.6777
4s21.4236