Strontium

Strontium (Sr)

chemical element with symbol Sr and atomic number 38
Atomic Number38
Atomic Weight87.62
Nombor jisim88
Group2
Period5
Blocks
proton38 p+
neutron50 n0
Elektron38 e-
Animated Model Bohr of Sr (Strontium)

Sifat Fizikal

Jejari Atom
molar volume
Jejari kovalen
Metallic Radius
ionic radius
Crystal Radius
Jejari van der Waals
ketumpatan
Atomic Radii Of The Elements: Strontium0102030405060708090100110120130140150160170180190200210220230240250pmJejari AtomJejari KovalenMetallic RadiusJejari van der Waals

Sifat Kimia

tenaga
proton affinity
Pertalian elektron
ionization energy
ionization energy of Sr (Strontium)
Entalpi pengewapan
entalpi pelakuran
standard enthalpy of formation
Elektron
Petala elektron2, 8, 18, 8, 2
Model Bohr: Sr (Strontium)
Elektron valens2
Teori ion Lewis: Sr (Strontium)
tatarajah elektron[Kr] 5s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2
Enhanced Model Bohr of Sr (Strontium)
Orbital Diagram of Sr (Strontium)
Keadaan pengoksidaan1, 2
Keelektronegatifan
0.95
Electrophilicity Index
keadaan jirim asas
fasa jirimSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
rupa
warna
Silver
rupa
indeks biasan
sifat bahan
Thermal Conductivity
Pengembangan terma
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
Kekonduksian elektrik
Kerintangan dan kekonduksian elektrik
Kesuperkonduksian
kemagnetan
typeparamagnetic
magnetic susceptibility (Mass)
0.00000000132 m³/Kg
magnetic susceptibility (Molar)
0.000000000116 m³/mol
magnetic susceptibility (Volume)
0.00000347
magnetic ordering
Suhu Curie
Néel temperature
struktur
Crystal StructureFace Centered Cubic (FCC)
lattice constant
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
Modulus pukal
shear modulus
Young's modulus
Nisbah Poisson
0.28
Kelajuan bunyi
pengelasan
CategoryAlkaline earth metals, Alkaline earth metals
CAS GroupIIA
IUPAC GroupIIA
Glawe Number15
Mendeleev Number8
Pettifor Number15
Geochemical Classalkaline earth metal
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
1.2
Neutron Mass Absorption
0.0005
Nombor kuantum1S0
space group225 (Fm_3m)

Isotopes of Strontium

Stable Isotopes3
Unstable Isotopes32
Natural Isotopes4
Isotopic Composition8882.58%8882.58%869.86%869.86%877.00%877.00%840.56%840.56%

73Sr

Nombor jisim73
nombor neutron35
Jisim Atom Relatif
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
25.3 ± 1.4 ms
Spin5/2
nuclear quadrupole moment
tarikh penemuan1993
parity-

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)63%

74Sr

Nombor jisim74
nombor neutron36
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
27.6 ± 2.6 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1995
parity+

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

75Sr

Nombor jisim75
nombor neutron37
Jisim Atom Relatif
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
85.2 ± 2.3 ms
Spin3/2
nuclear quadrupole moment
tarikh penemuan1991
parity-

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)5.2%

76Sr

Nombor jisim76
nombor neutron38
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
7.89 ± 0.07 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1990
parity+

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)3.4%

77Sr

Nombor jisim77
nombor neutron39
Jisim Atom Relatif
g-factor
-0.1392 ± 0.0016
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
9 ± 0.2 s
Spin5/2
nuclear quadrupole moment
1.27 ± 0.05
tarikh penemuan1976
parity+

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.08%

78Sr

Nombor jisim78
nombor neutron40
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
156.1 ± 2.7 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1982
parity+

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

79Sr

Nombor jisim79
nombor neutron41
Jisim Atom Relatif
g-factor
-0.316 ± 0.0026666666666667
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.25 ± 0.1 m
Spin3/2
nuclear quadrupole moment
0.661 ± 0.006
tarikh penemuan1972
parity-

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

80Sr

Nombor jisim80
nombor neutron42
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
106.3 ± 1.5 m
Spin0
nuclear quadrupole moment
0
tarikh penemuan1961
parity+

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

81Sr

Nombor jisim81
nombor neutron43
Jisim Atom Relatif
g-factor
1.086 ± 0.008
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
22.3 ± 0.4 m
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1952
parity-

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

82Sr

Nombor jisim82
nombor neutron44
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
25.35 ± 0.03 d
Spin0
nuclear quadrupole moment
0
tarikh penemuan1952
parity+

decay modeKeamatan (fizik)
ϵ (electron capture)100%

83Sr

Nombor jisim83
nombor neutron45
Jisim Atom Relatif
g-factor
-0.237 ± 0.0002
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
32.41 ± 0.03 h
Spin7/2
nuclear quadrupole moment
0.708 ± 0.011
tarikh penemuan1952
parity+

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

84Sr

Nombor jisim84
nombor neutron46
Jisim Atom Relatif
g-factor
0
natural abundance
0.56 ± 0.02
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan1936
parity+

decay modeKeamatan (fizik)
+ (double β+ decay)

85Sr

Nombor jisim85
nombor neutron47
Jisim Atom Relatif
g-factor
-0.22224444444444 ± 0.00015555555555556
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
64.846 ± 0.006 d
Spin9/2
nuclear quadrupole moment
0.263 ± 0.014
tarikh penemuan1940
parity+

decay modeKeamatan (fizik)
ϵ (electron capture)100%

86Sr

Nombor jisim86
nombor neutron48
Jisim Atom Relatif
g-factor
0
natural abundance
9.86 ± 0.2
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin0
nuclear quadrupole moment
0
tarikh penemuan1931
parity+

87Sr

Nombor jisim87
nombor neutron49
Jisim Atom Relatif
g-factor
-0.24292444444444 ± 0.000024444444444444
natural abundance
7 ± 0.2
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin9/2
nuclear quadrupole moment
0.305 ± 0.002
tarikh penemuan1931
parity+

88Sr

Nombor jisim88
nombor neutron50
Jisim Atom Relatif
g-factor
0
natural abundance
82.58 ± 0.35
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin0
nuclear quadrupole moment
0
tarikh penemuan1923
parity+

89Sr

Nombor jisim89
nombor neutron51
Jisim Atom Relatif
g-factor
-0.4592 ± 0.0008
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
50.563 ± 0.025 d
Spin5/2
nuclear quadrupole moment
-0.253 ± 0.008
tarikh penemuan1937
parity+

decay modeKeamatan (fizik)
β (β decay)100%

90Sr

Nombor jisim90
nombor neutron52
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
28.91 ± 0.03 y
Spin0
nuclear quadrupole moment
0
tarikh penemuan1948
parity+

decay modeKeamatan (fizik)
β (β decay)100%

91Sr

Nombor jisim91
nombor neutron53
Jisim Atom Relatif
g-factor
-0.354 ± 0.0008
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
9.65 ± 0.06 h
Spin5/2
nuclear quadrupole moment
0.042 ± 0.01
tarikh penemuan1943
parity+

decay modeKeamatan (fizik)
β (β decay)100%

92Sr

Nombor jisim92
nombor neutron54
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.611 ± 0.017 h
Spin0
nuclear quadrupole moment
0
tarikh penemuan1956
parity+

decay modeKeamatan (fizik)
β (β decay)100%

93Sr

Nombor jisim93
nombor neutron55
Jisim Atom Relatif
g-factor
-0.3172 ± 0.0008
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
7.43 ± 0.03 m
Spin5/2
nuclear quadrupole moment
0.24 ± 0.01
tarikh penemuan1959
parity+

decay modeKeamatan (fizik)
β (β decay)100%

94Sr

Nombor jisim94
nombor neutron56
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
75.3 ± 0.2 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1959
parity+

decay modeKeamatan (fizik)
β (β decay)100%

95Sr

Nombor jisim95
nombor neutron57
Jisim Atom Relatif
g-factor
-1.074 ± 0.004
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
23.9 ± 0.14 s
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1961
parity+

decay modeKeamatan (fizik)
β (β decay)100%

96Sr

Nombor jisim96
nombor neutron58
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
1.059 ± 0.008 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1971
parity+

decay modeKeamatan (fizik)
β (β decay)100%
β n (β-delayed neutron emission)

97Sr

Nombor jisim97
nombor neutron59
Jisim Atom Relatif
g-factor
-0.996 ± 0.004
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
432 ± 4 ms
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1978
parity+

decay modeKeamatan (fizik)
β (β decay)100%
β n (β-delayed neutron emission)0.02%

98Sr

Nombor jisim98
nombor neutron60
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
653 ± 2 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1971
parity+

decay modeKeamatan (fizik)
β (β decay)100%
β n (β-delayed neutron emission)0.23%

99Sr

Nombor jisim99
nombor neutron61
Jisim Atom Relatif
g-factor
-0.174 ± 0.0033333333333333
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
269.2 ± 1 ms
Spin3/2
nuclear quadrupole moment
0.76 ± 0.04
tarikh penemuan1975
parity+

decay modeKeamatan (fizik)
β (β decay)100%
β n (β-delayed neutron emission)0.1%

100Sr

Nombor jisim100
nombor neutron62
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
202.1 ± 1.7 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1978
parity+

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

101Sr

Nombor jisim101
nombor neutron63
Jisim Atom Relatif
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
113.7 ± 1.7 ms
Spin5/2
nuclear quadrupole moment
tarikh penemuan1983
parity-

decay modeKeamatan (fizik)
β (β decay)100%
β n (β-delayed neutron emission)2.75%

102Sr

Nombor jisim102
nombor neutron64
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
69 ± 6 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1986
parity+

decay modeKeamatan (fizik)
β (β decay)100%
β n (β-delayed neutron emission)5.5%

103Sr

Nombor jisim103
nombor neutron65
Jisim Atom Relatif
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
53 ± 10 ms
Spin5/2
nuclear quadrupole moment
tarikh penemuan1997
parity+

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

104Sr

Nombor jisim104
nombor neutron66
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
50.6 ± 4.2 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1997
parity+

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

105Sr

Nombor jisim105
nombor neutron67
Jisim Atom Relatif
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
39 ± 5 ms
Spin5/2
nuclear quadrupole moment
tarikh penemuan1997
parity+

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

106Sr

Nombor jisim106
nombor neutron68
Jisim Atom Relatif
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
21 ± 8 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan2010
parity+

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

107Sr

Nombor jisim107
nombor neutron69
Jisim Atom Relatif
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan2010
parity+

decay modeKeamatan (fizik)
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Strontium destilled crystals

sejarah

penemu atau perekaA. Crawford
tempat penemuanScotland
tarikh penemuan1790
EtimologiFrom the Scottish town, Strontian.
sebutanSTRON-she-em (Inggeris)

sumber

Abundance
Abundance in Earth's crust
natural abundance (lautan)
natural abundance (Tubuh manusia)
0.00046 %
natural abundance (Meteoroid)
0.00087 %
natural abundance (Matahari)
0.000005 %
Abundance in Universe
0.000004 %

Nuclear Screening Constants

1s0.8089
2p3.9696
2s10.0982
3d15.2738
3p15.8324
3s15.3362
4p26.068
4s24.5556
5s31.9295