Bakar

Bakar (Cu)

hemijski element sa simbolom Cu i atomskim brojem 29
Atomic Number29
Atomic Weight63.546
Maseni broj63
Group11
Period4
Blockd
Proton29 p+
Neutron34 n0
Elektron29 e-
Animated Bohrov model atoma of Cu (Bakar)

Physical Property

Atomski Radijus
135 pm
Molarni volumen
covalent radius
112 pm
Metallic Radius
118 pm
Ionski radijus
46 pm
Crystal Radius
60 pm
Van der Waalsov radijus
196 pm
gustoća
8,96 g/cm³
Atomic Radii Of The Elements: Bakar0102030405060708090100110120130140150160170180190200pmAtomski RadijusCovalent RadiusMetallic RadiusVan der Waalsov radijus

Chemical Property

energija
proton affinity
655,3 kJ/mol
electron affinity
ionization energy
7,72638 eV/particle
ionization energy of Cu (Bakar)
Toplota isparavanja
304,6 kJ/mol
toplota topljenja
13,01 kJ/mol
standard enthalpy of formation
337,4 kJ/mol
Elektron
electron shell2, 8, 18, 1
Bohrov model atoma: Cu (Bakar)
Valentni elektron1
Lewis structure: Cu (Bakar)
electron configuration[Ar] 3d10 4s1
1s2 2s2 2p6 3s2 3p6 3d10 4s1
Enhanced Bohrov model atoma of Cu (Bakar)
Orbital Diagram of Cu (Bakar)
oksidacijsko stanje-2, 0, 1, 2, 3, 4
Elektronegativnost
1.9
Electrophilicity Index
1,546403297611602 eV/particle
fundamental state of matter
agregatno stanjeSolid
gaseous state of matter
Boiling Point
2.833,15 K
Melting Point
1.357,77 K
critical pressure
Kritična temperatura
Trojna tačka
appearance
boja
Copper
appearancered-orange metallic luster
Indeks prelamanja
thermodynamic material property
Thermal Conductivity
thermal expansion
0,0000165 1/K
molar heat capacity
24,44 J/(mol K)
Specific Heat Capacity
0,385 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
Specifična električna provodljivost
59 MS/m
electrical resistivity
0,000000017 m Ω
Superprovodljivost
Magnetizam
typediamagnetic
magnetic susceptibility (Mass)
-0,00000000108 m³/Kg
magnetic susceptibility (Molar)
-0,0000000000686 m³/mol
magnetic susceptibility (Volume)
-0,00000963
magnetic ordering
Kirijeva tačka
Néel temperature
struktura
Crystal StructureFace Centered Cubic (FCC)
lattice constant
3,61 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
Tvrdoća
3 MPa
bulk modulus
140 GPa
shear modulus
48 GPa
Young's modulus
130 GPa
Poisson's ratio
0,34
Brzina zvuka
3.570 m/s
klasifikacija
CategoryTransition metals, Transition metals
CAS GroupIB
IUPAC GroupIB
Glawe Number68
Mendeleev Number71
Pettifor Number72
Geochemical Classfirst series transition metal
Goldschmidt classificationchalcophile

other

Gas Basicity
632,4 kJ/mol
polarizability
46,5 ± 0,5 a₀
C6 Dispersion Coefficient
253 a₀
allotrope
Neutron cross section
3,78
Neutron Mass Absorption
0,0021
Kvantni brojevi2S1/2
space group225 (Fm_3m)

Isotopes of Copper

Stable Isotopes2
Unstable Isotopes31
Natural Isotopes2
Isotopic Composition6369.15%6369.15%6530.85%6530.85%

52Cu

Maseni broj52
broj neutrona23
relative atomic mass
51,997982 ± 0,000644 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin3
nuclear quadrupole moment
datum otkrića
parity+

decay modeintensity
p (proton emission)

53Cu

Maseni broj53
broj neutrona24
relative atomic mass
52,985894 ± 0,000537 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin3/2
nuclear quadrupole moment
datum otkrića
parity-

decay modeintensity
p (proton emission)

54Cu

Maseni broj54
broj neutrona25
relative atomic mass
53,977198 ± 0,000429 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin3
nuclear quadrupole moment
datum otkrića
parity+

decay modeintensity
p (proton emission)

55Cu

Maseni broj55
broj neutrona26
relative atomic mass
54,966038 ± 0,000167 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
55,9 ± 1,5 ms
spin3/2
nuclear quadrupole moment
datum otkrića1987
parity-

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

56Cu

Maseni broj56
broj neutrona27
relative atomic mass
55,958529278 ± 0,000006864 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
80,8 ± 0,6 ms
spin4
nuclear quadrupole moment
datum otkrića1987
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.4%

57Cu

Maseni broj57
broj neutrona28
relative atomic mass
56,949211686 ± 0,000000537 Da
g-factor
1,7213333333333 ± 0,0046666666666667
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
196,4 ± 0,7 ms
spin3/2
nuclear quadrupole moment
datum otkrića1976
parity-

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

58Cu

Maseni broj58
broj neutrona29
relative atomic mass
57,944532283 ± 0,000000604 Da
g-factor
0,571 ± 0,002
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,204 ± 0,007 s
spin1
nuclear quadrupole moment
datum otkrića1952
parity+

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

59Cu

Maseni broj59
broj neutrona30
relative atomic mass
58,939496713 ± 0,000000566 Da
g-factor
1,2620666666667 ± 0,0006
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
81,5 ± 0,5 s
spin3/2
nuclear quadrupole moment
datum otkrića1947
parity-

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

60Cu

Maseni broj60
broj neutrona31
relative atomic mass
59,937363787 ± 0,000001731 Da
g-factor
0,61 ± 0,00025
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
23,7 ± 0,4 m
spin2
nuclear quadrupole moment
datum otkrića1947
parity+

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

61Cu

Maseni broj61
broj neutrona32
relative atomic mass
60,933457375 ± 0,00000102 Da
g-factor
1,4071333333333 ± 0,00033333333333333
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,343 ± 0,016 h
spin3/2
nuclear quadrupole moment
datum otkrića1937
parity-

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

62Cu

Maseni broj62
broj neutrona33
relative atomic mass
61,932594803 ± 0,000000683 Da
g-factor
-0,38 ± 0,0004
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
9,672 ± 0,008 m
spin1
nuclear quadrupole moment
datum otkrića1936
parity+

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

63Cu

Maseni broj63
broj neutrona34
relative atomic mass
62,929597119 ± 0,000000457 Da
g-factor
natural abundance
69,15 ± 0,15
Radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
-0,22 ± 0,015
datum otkrića1923
parity-

64Cu

Maseni broj64
broj neutrona35
relative atomic mass
63,929764001 ± 0,000000458 Da
g-factor
-0,2166 ± 0,0004
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
12,7004 ± 0,0013 h
spin1
nuclear quadrupole moment
datum otkrića1936
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)61.52%
β (β decay)38.48%

65Cu

Maseni broj65
broj neutrona36
relative atomic mass
64,927789476 ± 0,00000069 Da
g-factor
natural abundance
30,85 ± 0,15
Radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
-0,204 ± 0,014
datum otkrića1923
parity-

66Cu

Maseni broj66
broj neutrona37
relative atomic mass
65,928868804 ± 0,000000696 Da
g-factor
-0,2826 ± 0,0008
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
5,12 ± 0,014 m
spin1
nuclear quadrupole moment
datum otkrića1937
parity+

decay modeintensity
β (β decay)100%

67Cu

Maseni broj67
broj neutrona38
relative atomic mass
66,92772949 ± 0,000000957 Da
g-factor
1,6780666666667 ± 0,0004
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
61,83 ± 0,12 h
spin3/2
nuclear quadrupole moment
datum otkrića1948
parity-

decay modeintensity
β (β decay)100%

68Cu

Maseni broj68
broj neutrona39
relative atomic mass
67,929610887 ± 0,0000017 Da
g-factor
2,396 ± 0,0006
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
30,9 ± 0,6 s
spin1
nuclear quadrupole moment
datum otkrića1953
parity+

decay modeintensity
β (β decay)100%

69Cu

Maseni broj69
broj neutrona40
relative atomic mass
68,929429267 ± 0,0000015 Da
g-factor
1,8943333333333 ± 0,00066666666666667
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,85 ± 0,15 m
spin3/2
nuclear quadrupole moment
datum otkrića1966
parity-

decay modeintensity
β (β decay)100%

70Cu

Maseni broj70
broj neutrona41
relative atomic mass
69,932392078 ± 0,000001161 Da
g-factor
0,22801666666667 ± 0,000083333333333333
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
44,5 ± 0,2 s
spin6
nuclear quadrupole moment
datum otkrića1971
parity-

decay modeintensity
β (β decay)100%

71Cu

Maseni broj71
broj neutrona42
relative atomic mass
70,932676831 ± 0,0000016 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
19,4 ± 1,4 s
spin3/2
nuclear quadrupole moment
datum otkrića1983
parity-

decay modeintensity
β (β decay)100%

72Cu

Maseni broj72
broj neutrona43
relative atomic mass
71,935820306 ± 0,0000015 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
6,63 ± 0,03 s
spin2
nuclear quadrupole moment
datum otkrića1983
parity-

decay modeintensity
β (β decay)100%

73Cu

Maseni broj73
broj neutrona44
relative atomic mass
72,936674376 ± 0,000002084 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4,2 ± 0,12 s
spin3/2
nuclear quadrupole moment
datum otkrića1983
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.029%

74Cu

Maseni broj74
broj neutrona45
relative atomic mass
73,93987486 ± 0,0000066 Da
g-factor
-0,5335 ± 0,0006
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,606 ± 0,009 s
spin2
nuclear quadrupole moment
datum otkrića1987
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.075%

75Cu

Maseni broj75
broj neutrona46
relative atomic mass
74,941523817 ± 0,00000077 Da
g-factor
0,40276 ± 0,0004
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,224 ± 0,003 s
spin5/2
nuclear quadrupole moment
datum otkrića1985
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)2.7%

76Cu

Maseni broj76
broj neutrona47
relative atomic mass
75,945268974 ± 0,00000098 Da
g-factor
-0,36356666666667 ± 0,0005
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
637,7 ± 5,5 ms
spin3
nuclear quadrupole moment
datum otkrića1987
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)7.2%

77Cu

Maseni broj77
broj neutrona48
relative atomic mass
76,947543599 ± 0,0000013 Da
g-factor
0,63852 ± 0,00068
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
470,3 ± 1,7 ms
spin5/2
nuclear quadrupole moment
datum otkrića1987
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)30.1%

78Cu

Maseni broj78
broj neutrona49
relative atomic mass
77,951916524 ± 0,000014312 Da
g-factor
0,039666666666667 ± 0,0005
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
330,7 ± 2 ms
spin6
nuclear quadrupole moment
datum otkrića1991
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)50.6%
2n (2-neutron emission)

79Cu

Maseni broj79
broj neutrona50
relative atomic mass
78,9544731 ± 0,0001127 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
241,3 ± 2,1 ms
spin5/2
nuclear quadrupole moment
datum otkrića1991
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)66%
2n (2-neutron emission)

80Cu

Maseni broj80
broj neutrona51
relative atomic mass
79,960623 ± 0,000322 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
113,3 ± 6,4 ms
spin
nuclear quadrupole moment
datum otkrića1995
parity

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)58%
2n (2-neutron emission)

81Cu

Maseni broj81
broj neutrona52
relative atomic mass
80,965743 ± 0,000322 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
73,2 ± 6,8 ms
spin5/2
nuclear quadrupole moment
datum otkrića2010
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)81%
2n (2-neutron emission)

82Cu

Maseni broj82
broj neutrona53
relative atomic mass
81,972378 ± 0,000429 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
34 ± 7 ms
spin
nuclear quadrupole moment
datum otkrića2010
parity

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

83Cu

Maseni broj83
broj neutrona54
relative atomic mass
82,97811 ± 0,000537 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin5/2
nuclear quadrupole moment
datum otkrića2017
parity-

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

84Cu

Maseni broj84
broj neutrona55
relative atomic mass
83,985271 ± 0,000537 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
datum otkrića
parity

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
NatCopper

historija

otkrivač ili izumiteljKnown to the ancients.
mjesto otkrića
datum otkrića
EtimologijaSymbol from Latin: cuprum (island of Cyprus famed for its copper mines).
pronunciationKOP-er (engleski)

izvor

Abundance
Abundance in Earth's crust
natural abundance (okean)
0,00025 mg/L
natural abundance (ljudsko tijelo)
0,0001 %
natural abundance (Meteoroidi)
0,011 %
natural abundance (Sunce)
0,00007 %
Abundance in Universe
0,000006 %

Nuclear Screening Constants

1s0.6614
2p3.903
2s7.9802
3d15.7994
3p14.2694
3s13.4057
4s23.1576