Kripton

Kripton (Kr)

chemical element with symbol Kr and atomic number 36; rare gas
Atomski broj36
Relativna atomska masa83.798
Maseni broj84
Skupina18
Perioda4
Blokp
proton36 p+
neutron48 n0
elektron36 e-
Animated Bohrov model atoma of Kr (Kripton)

Physical Property

Atomski Radijus
Molni volumen
Kovalentni Radijus
Metallic Radius
Ionski radijus
Crystal Radius
Van der Waals radius
gustoća

Kemijsko Svojstvo

energija
proton affinity
Elektronski afinitet
ionization energy
ionization energy of Kr (Kripton)
Toplina isparivanja
toplina taljenja
standard enthalpy of formation
elektron
Elektronska ljuska2, 8, 18, 8
Bohrov model atoma: Kr (Kripton)
valence electron8
Lewis structure: Kr (Kripton)
electron configuration[Ar] 3d10 4s2 4p6
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6
Enhanced Bohrov model atoma of Kr (Kripton)
Orbital Diagram of Kr (Kripton)
Oksidacijski broj0, 1, 2
Elektronegativnost
Electrophilicity Index
fundamental state of matter
agregatno stanjePlinovito
gaseous state of matterMonoatomic
Vrelište
Talište
critical pressure
critical temperature
Trojna točka
appearance
boja
Bezbojan
appearancecolorless gas, exhibiting a whitish glow in a high electric field
Indeks prelamanja
1,000427
thermodynamic material property
Toplinska vodljivost
Toplinsko istezanje
molar heat capacity
Specifični toplinski kapacitet
heat capacity ratio5/3
electrical properties
type
electrical conductivity
Električna otpornost i provodnost
Supravodljivost
Magnetizam
typediamagnetic
Magnetna susceptibilnost (Mass)
−0,0000000044 m³/Kg
Magnetna susceptibilnost (Molar)
−0,000000000369 m³/mol
Magnetna susceptibilnost (Volume)
−0,0000000165
magnetic ordering
Curieva temperatura
Néel temperature
struktura
Kristalna strukturaKubna plošno centrirana (FCC)
lattice constant
Lattice Anglesπ/2, π/2, π/2
mechanical property
Tvrdoća
bulk modulus
shear modulus
Youngov modul elastičnosti
Poissonov omjer
brzina zvuka
classification
KategorijaPlemeniti plinovi, Noble gases
CAS GroupVIII
IUPAC GroupVIIIA
Glawe Number4
Mendeleev Number115
Pettifor Number4
Geochemical Classvolatile
Goldschmidt classificationatmophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Nuklearni udarni presjek
25
Neutron Mass Absorption
0,013
Kvantni brojevi1S0
space group225 (Fm_3m)

Isotopes of Krypton

Stabilni izotopi4
Nestabilni izotopi31
Natural Isotopes6
Isotopic Composition8456.99%8456.99%8617.28%8617.28%8211.59%8211.59%8311.50%8311.50%802.29%802.29%780.36%780.36%

67Kr

Maseni broj67
neutron number31
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
7,4 ± 2,9 ms
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2016
Parnost-

decay modeintensity
2p (2-proton emission)37%
β+ (β+ decay; β+ = ϵ + e+)

68Kr

Maseni broj68
neutron number32
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
21,6 ± 3,3 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma2016
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)90%
p (proton emission)

69Kr

Maseni broj69
neutron number33
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
27,9 ± 0,8 ms
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1995
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)94%

70Kr

Maseni broj70
neutron number34
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
45 ± 0,14 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1995
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)1.3%

71Kr

Maseni broj71
neutron number35
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
98,8 ± 0,3 ms
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1981
Parnost

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)2.1%

72Kr

Maseni broj72
neutron number36
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
17,16 ± 0,18 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1973
Parnost+

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

73Kr

Maseni broj73
neutron number37
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
27,3 ± 1 s
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1972
Parnost

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.25%

74Kr

Maseni broj74
neutron number38
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
11,5 ± 0,11 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1960
Parnost+

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

75Kr

Maseni broj75
neutron number39
Relativna Atomska Masa
g-factor
−0,2124 ± 0,0016
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4,6 ± 0,07 m
spin5/2
nuclear quadrupole moment
1,137 ± 0,013
vrijeme otkrića ili izuma1960
Parnost+

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

76Kr

Maseni broj76
neutron number40
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
14,8 ± 0,1 h
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1954
Parnost+

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

77Kr

Maseni broj77
neutron number41
Relativna Atomska Masa
g-factor
−0,2332 ± 0,0012
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
72,6 ± 0,9 m
spin5/2
nuclear quadrupole moment
0,948 ± 0,01
vrijeme otkrića ili izuma1948
Parnost+

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

78Kr

Maseni broj78
neutron number42
Relativna Atomska Masa
g-factor
0
natural abundance
0,355 ± 0,003
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1920
Parnost+

decay modeintensity
+ (double β+ decay)

79Kr

Maseni broj79
neutron number43
Relativna Atomska Masa
g-factor
1,072 ± 0,004
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
35,04 ± 0,1 h
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1948
Parnost-

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

80Kr

Maseni broj80
neutron number44
Relativna Atomska Masa
g-factor
0
natural abundance
2,286 ± 0,01
radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1920
Parnost+

81Kr

Maseni broj81
neutron number45
Relativna Atomska Masa
g-factor
−0,25914285714286 ± 0,00057142857142857
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
229 ± 11 ky
spin7/2
nuclear quadrupole moment
0,644 ± 0,004
vrijeme otkrića ili izuma1950
Parnost+

decay modeintensity
ϵ (electron capture)100%

82Kr

Maseni broj82
neutron number46
Relativna Atomska Masa
g-factor
0
natural abundance
11,593 ± 0,031
radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1920
Parnost+

83Kr

Maseni broj83
neutron number47
Relativna Atomska Masa
g-factor
−0,21571777777778 ± 0,00000066666666666667
natural abundance
11,5 ± 0,019
radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin9/2
nuclear quadrupole moment
0,259 ± 0,001
vrijeme otkrića ili izuma1920
Parnost+

84Kr

Maseni broj84
neutron number48
Relativna Atomska Masa
g-factor
0
natural abundance
56,987 ± 0,015
radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1920
Parnost+

85Kr

Maseni broj85
neutron number49
Relativna Atomska Masa
g-factor
−0,22344444444444 ± 0,000088888888888889
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
10,728 ± 0,007 y
spin9/2
nuclear quadrupole moment
0,443 ± 0,003
vrijeme otkrića ili izuma1940
Parnost+

decay modeintensity
β (β decay)100%

86Kr

Maseni broj86
neutron number50
Relativna Atomska Masa
g-factor
0
natural abundance
17,279 ± 0,041
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1920
Parnost+

decay modeintensity
(double β decay)

87Kr

Maseni broj87
neutron number51
Relativna Atomska Masa
g-factor
−0,4088 ± 0,0008
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
76,3 ± 0,5 m
spin5/2
nuclear quadrupole moment
−0,3 ± 0,003
vrijeme otkrića ili izuma1940
Parnost+

decay modeintensity
β (β decay)100%

88Kr

Maseni broj88
neutron number52
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,825 ± 0,019 h
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1939
Parnost+

decay modeintensity
β (β decay)100%

89Kr

Maseni broj89
neutron number53
Relativna Atomska Masa
g-factor
−0,22 ± 0,002
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,15 ± 0,04 m
spin3/2
nuclear quadrupole moment
0,166 ± 0,002
vrijeme otkrića ili izuma1940
Parnost+

decay modeintensity
β (β decay)100%

90Kr

Maseni broj90
neutron number54
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
32,32 ± 0,09 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1951
Parnost+

decay modeintensity
β (β decay)100%

91Kr

Maseni broj91
neutron number55
Relativna Atomska Masa
g-factor
−0,2332 ± 0,0008
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
8,57 ± 0,04 s
spin5/2
nuclear quadrupole moment
0,303 ± 0,006
vrijeme otkrića ili izuma1951
Parnost+

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

92Kr

Maseni broj92
neutron number56
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,84 ± 0,008 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1951
Parnost+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)0.0332%

93Kr

Maseni broj93
neutron number57
Relativna Atomska Masa
g-factor
−0,826 ± 0,004
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,287 ± 0,01 s
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1951
Parnost+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)1.95%

94Kr

Maseni broj94
neutron number58
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
212 ± 4 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1972
Parnost+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)1.11%

95Kr

Maseni broj95
neutron number59
Relativna Atomska Masa
g-factor
−0,82 ± 0,006
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
114 ± 3 ms
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1994
Parnost+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)2.87%
2n (2-neutron emission)

96Kr

Maseni broj96
neutron number60
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
80 ± 8 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1994
Parnost+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)3.7%

97Kr

Maseni broj97
neutron number61
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
62,2 ± 3,2 ms
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1997
Parnost+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)6.7%
2n (2-neutron emission)

98Kr

Maseni broj98
neutron number62
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
42,8 ± 3,6 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1997
Parnost+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)7%
2n (2-neutron emission)

99Kr

Maseni broj99
neutron number63
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
40 ± 11 ms
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1997
Parnost-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)11%
2n (2-neutron emission)

100Kr

Maseni broj100
neutron number64
Relativna Atomska Masa
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
12 ± 8 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1997
Parnost+

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

101Kr

Maseni broj101
neutron number65
Relativna Atomska Masa
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2010
Parnost+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Krypton discharge tube

povijest

otkrio/izumioSir William Ramsey, M.W. Travers
location of discoveryGreat Britain
vrijeme otkrića ili izuma1898
EtimologijaGreek: kryptos (hidden).
pronunciationKRIP-ton (engleski)

source

Obilnost
Zastupljenost u Zemljinoj kori
natural abundance (ocean)
natural abundance (tijelo)
natural abundance (meteoroid)
natural abundance (Sunce)
Zastupljenost u svemiru
0,000004 %

Nuclear Screening Constants

1s0.7684
2p3.953
2s9.602
3d15.3741
3p15.5658
3s14.9673
4p26.2308
4s24.6844