Atomic Number | 38 |
---|---|
Atomic Weight | 87.62 |
Masas skaitlis | 88 |
Group | 2 |
---|---|
Period | 5 |
Block | s |
protons | 38 p+ |
---|---|
neitrons | 50 n0 |
elektrons | 38 e- |
Atoma Rādiuss | |
---|---|
molar volume | |
Covalent Radius | |
Metallic Radius | |
ionic radius | |
Crystal Radius | |
Van der Waals radius | |
blīvums |
enerģija | |
---|---|
proton affinity | |
Elektrontieksme | |
jonizācijas potenciāls | |
enthalpy of vaporization | |
enthalpy of fusion | |
standard enthalpy of formation | |
elektrons | |
electron shell | 2, 8, 18, 8, 2 |
vērtības elektrons | 2 ⓘ |
elektronu konfigurācija | [Kr] 5s2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 |
Oksidēšanas pakāpe | 1, 2 |
elektronegativitāte | 0.95
|
Electrophilicity Index | |
fundamentālais agregātstāvoklis | |
agregātstāvoklis | Solid |
gaseous state of matter | |
Boiling Point | |
Melting Point | |
critical pressure | |
critical temperature | |
trīskāršais punkts | |
appearance | |
krāsa | Silver
|
appearance | |
Laušanas koeficients | |
thermodynamic material property | |
Thermal Conductivity | |
Termiskā izplešanās | |
Molārā siltumietilpība | |
Specific Heat Capacity | |
heat capacity ratio | |
electrical properties | |
type | Conductor |
electrical conductivity | |
īpatnējā pretestība | |
Supravadītspēja | |
Magnētisms | |
type | paramagnetic |
magnetic susceptibility (Mass) | 0,00000000132 m³/Kg
|
magnetic susceptibility (Molar) | 0,000000000116 m³/mol
|
magnetic susceptibility (Volume) | 0,00000347
|
magnetic ordering | |
Curie temperature | |
Néel temperature | |
struktūra | |
Crystal Structure | Face Centered Cubic (FCC) |
lattice constant | |
Lattice Angles | π/2, π/2, π/2 |
mechanical property | |
Cietība | |
tilpuma elastības modulis | |
shear modulus | |
Junga modulis | |
Poisson's ratio | 0,28
|
skaņas ātrums | |
klasifikācija | |
Category | Alkaline earth metals, Alkaline earth metals |
CAS Group | IIA |
IUPAC Group | IIA |
Glawe Number | 15 |
Mendeleev Number | 8 |
Pettifor Number | 15 |
Geochemical Class | alkaline earth metal |
Goldschmidt classification | litophile |
Gas Basicity | |
---|---|
polarizability | |
C6 Dispersion Coefficient | |
allotrope | |
Neutron cross section | 1,2
|
Neutron Mass Absorption | 0,0005
|
quantum number | 1S0 |
space group | 225 (Fm_3m) |
Stable Isotopes | 3 |
---|---|
Unstable Isotopes | 32 |
Natural Isotopes | 4 |
Masas skaitlis | 73 |
---|---|
neutron number | 35 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 25,3 ± 1,4 ms
|
spins | 5/2 |
nuclear quadrupole moment | |
atklāšanas datums | 1993 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 63% |
Masas skaitlis | 74 |
---|---|
neutron number | 36 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 27,6 ± 2,6 ms
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1995 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
Masas skaitlis | 75 |
---|---|
neutron number | 37 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 85,2 ± 2,3 ms
|
spins | 3/2 |
nuclear quadrupole moment | |
atklāšanas datums | 1991 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 5.2% |
Masas skaitlis | 76 |
---|---|
neutron number | 38 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 7,89 ± 0,07 s
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1990 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 3.4% |
Masas skaitlis | 77 |
---|---|
neutron number | 39 |
Relative Atomic Mass | |
g-factor | -0,1392 ± 0,0016
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 9 ± 0,2 s
|
spins | 5/2 |
nuclear quadrupole moment | 1,27 ± 0,05
|
atklāšanas datums | 1976 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 0.08% |
Masas skaitlis | 78 |
---|---|
neutron number | 40 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 156,1 ± 2,7 s
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1982 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Masas skaitlis | 79 |
---|---|
neutron number | 41 |
Relative Atomic Mass | |
g-factor | -0,316 ± 0,0026666666666667
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 2,25 ± 0,1 m
|
spins | 3/2 |
nuclear quadrupole moment | 0,661 ± 0,006
|
atklāšanas datums | 1972 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Masas skaitlis | 80 |
---|---|
neutron number | 42 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 106,3 ± 1,5 m
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1961 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Masas skaitlis | 81 |
---|---|
neutron number | 43 |
Relative Atomic Mass | |
g-factor | 1,086 ± 0,008
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 22,3 ± 0,4 m
|
spins | 1/2 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1952 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Masas skaitlis | 82 |
---|---|
neutron number | 44 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 25,35 ± 0,03 d
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1952 |
parity | + |
decay mode | intensity |
---|---|
ϵ (electron capture) | 100% |
Masas skaitlis | 83 |
---|---|
neutron number | 45 |
Relative Atomic Mass | |
g-factor | -0,237 ± 0,0002
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 32,41 ± 0,03 h
|
spins | 7/2 |
nuclear quadrupole moment | 0,708 ± 0,011
|
atklāšanas datums | 1952 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Masas skaitlis | 84 |
---|---|
neutron number | 46 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 0,56 ± 0,02
|
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | |
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1936 |
parity | + |
decay mode | intensity |
---|---|
2β+ (double β+ decay) |
Masas skaitlis | 85 |
---|---|
neutron number | 47 |
Relative Atomic Mass | |
g-factor | -0,22224444444444 ± 0,00015555555555556
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 64,846 ± 0,006 d
|
spins | 9/2 |
nuclear quadrupole moment | 0,263 ± 0,014
|
atklāšanas datums | 1940 |
parity | + |
decay mode | intensity |
---|---|
ϵ (electron capture) | 100% |
Masas skaitlis | 86 |
---|---|
neutron number | 48 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 9,86 ± 0,2
|
radioaktivitāte | stable isotope |
Pussabrukšanas periods | Not Radioactive ☢️ |
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1931 |
parity | + |
Masas skaitlis | 87 |
---|---|
neutron number | 49 |
Relative Atomic Mass | |
g-factor | -0,24292444444444 ± 0,000024444444444444
|
natural abundance | 7 ± 0,2
|
radioaktivitāte | stable isotope |
Pussabrukšanas periods | Not Radioactive ☢️ |
spins | 9/2 |
nuclear quadrupole moment | 0,305 ± 0,002
|
atklāšanas datums | 1931 |
parity | + |
Masas skaitlis | 88 |
---|---|
neutron number | 50 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 82,58 ± 0,35
|
radioaktivitāte | stable isotope |
Pussabrukšanas periods | Not Radioactive ☢️ |
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1923 |
parity | + |
Masas skaitlis | 89 |
---|---|
neutron number | 51 |
Relative Atomic Mass | |
g-factor | -0,4592 ± 0,0008
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 50,563 ± 0,025 d
|
spins | 5/2 |
nuclear quadrupole moment | -0,253 ± 0,008
|
atklāšanas datums | 1937 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Masas skaitlis | 90 |
---|---|
neutron number | 52 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 28,91 ± 0,03 y
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1948 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Masas skaitlis | 91 |
---|---|
neutron number | 53 |
Relative Atomic Mass | |
g-factor | -0,354 ± 0,0008
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 9,65 ± 0,06 h
|
spins | 5/2 |
nuclear quadrupole moment | 0,042 ± 0,01
|
atklāšanas datums | 1943 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Masas skaitlis | 92 |
---|---|
neutron number | 54 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 2,611 ± 0,017 h
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1956 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Masas skaitlis | 93 |
---|---|
neutron number | 55 |
Relative Atomic Mass | |
g-factor | -0,3172 ± 0,0008
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 7,43 ± 0,03 m
|
spins | 5/2 |
nuclear quadrupole moment | 0,24 ± 0,01
|
atklāšanas datums | 1959 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Masas skaitlis | 94 |
---|---|
neutron number | 56 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 75,3 ± 0,2 s
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1959 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Masas skaitlis | 95 |
---|---|
neutron number | 57 |
Relative Atomic Mass | |
g-factor | -1,074 ± 0,004
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 23,9 ± 0,14 s
|
spins | 1/2 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1961 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Masas skaitlis | 96 |
---|---|
neutron number | 58 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 1,059 ± 0,008 s
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1971 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) |
Masas skaitlis | 97 |
---|---|
neutron number | 59 |
Relative Atomic Mass | |
g-factor | -0,996 ± 0,004
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 432 ± 4 ms
|
spins | 1/2 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1978 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 0.02% |
Masas skaitlis | 98 |
---|---|
neutron number | 60 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 653 ± 2 ms
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1971 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 0.23% |
Masas skaitlis | 99 |
---|---|
neutron number | 61 |
Relative Atomic Mass | |
g-factor | -0,174 ± 0,0033333333333333
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 269,2 ± 1 ms
|
spins | 3/2 |
nuclear quadrupole moment | 0,76 ± 0,04
|
atklāšanas datums | 1975 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 0.1% |
Masas skaitlis | 100 |
---|---|
neutron number | 62 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 202,1 ± 1,7 ms
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1978 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 1.11% |
Masas skaitlis | 101 |
---|---|
neutron number | 63 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 113,7 ± 1,7 ms
|
spins | 5/2 |
nuclear quadrupole moment | |
atklāšanas datums | 1983 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 2.75% |
Masas skaitlis | 102 |
---|---|
neutron number | 64 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 69 ± 6 ms
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1986 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 5.5% |
Masas skaitlis | 103 |
---|---|
neutron number | 65 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 53 ± 10 ms
|
spins | 5/2 |
nuclear quadrupole moment | |
atklāšanas datums | 1997 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
Masas skaitlis | 104 |
---|---|
neutron number | 66 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 50,6 ± 4,2 ms
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 1997 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
Masas skaitlis | 105 |
---|---|
neutron number | 67 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 39 ± 5 ms
|
spins | 5/2 |
nuclear quadrupole moment | |
atklāšanas datums | 1997 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
Masas skaitlis | 106 |
---|---|
neutron number | 68 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | 21 ± 8 ms
|
spins | 0 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 2010 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
Masas skaitlis | 107 |
---|---|
neutron number | 69 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitāte | ☢️ radioactive element |
Pussabrukšanas periods | |
spins | 1/2 |
nuclear quadrupole moment | 0
|
atklāšanas datums | 2010 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
atklājējs vai izgudrotājs | A. Crawford |
---|---|
atraduma atrašanās vieta | Scotland |
atklāšanas datums | 1790 |
Etimoloģija | From the Scottish town, Strontian. |
izruna | STRON-she-em (angļu) |
1 | s | 0.8089 |
2 | p | 3.9696 |
2 | s | 10.0982 |
3 | d | 15.2738 |
3 | p | 15.8324 |
3 | s | 15.3362 |
4 | p | 26.068 |
4 | s | 24.5556 |
5 | s | 31.9295 |