Polonium

Polonium (Po)

grundstof med atomnummer 84
Atomnummer84
Atommasse209
mass number186
Gruppe16
Periode6
Blokp
proton84 p+
neutron102 n0
elektron84 e-
Animated Bohrs atommodel of Po (Polonium)

Fysisk Egenskab

Atomradius
molar volume
Kovalent Radius
Metallic Radius
Ionisk radius
Crystal Radius
Van der Waals-radius
massefylde
Atomic Radii Of The Elements: Polonium0102030405060708090100110120130140150160170180190200pmAtomradiusKovalent RadiusMetallic RadiusVan der Waals-radius

Kemisk Egenskab

energi
proton affinity
electron affinity
ioniseringsenergi
ioniseringsenergi of Po (Polonium)
Fordampningsvarme
smeltevarme
standard enthalpy of formation
elektron
Elektronskal2, 8, 18, 32, 18, 6
Bohrs atommodel: Po (Polonium)
Valenselektron6
Elektronprikmodellen: Po (Polonium)
electron configuration[Xe] 4f14 5d10 6s2 6p4
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d10 6s2 6p4
Enhanced Bohrs atommodel of Po (Polonium)
Orbital Diagram of Po (Polonium)
Oxidationstrin-2, 2, 4, 5, 6
Elektronegativitet
2
Electrophilicity Index
fundamental state of matter
stoffaseFast stof
gaseous state of matter
Kogepunkt
Smeltepunkt
critical pressure
critical temperature
trippelpunkt
appearance
farve
Silver
appearancesilvery
Brydningsindeks
materialeegenskab
Varmeledningsevne
Termisk ekspansion
molar heat capacity
Varmefylde
Adiabateksponenten
electrical properties
typeConductor
specifik ledningsevne
Elektrisk resistivitet
superledning
Magnetisme
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Curietemperaturen
Néel temperature
struktur
KrystalstrukturSimpel Kubisk (SC)
lattice constant
Lattice Anglesπ/2, π/2, π/2
mechanical property
hårdhed
Kompressibilitetsmodul
Forskydningsmodul
E-modul
Poissons forhold
speed of sound
klassificering
KategoriHalvmetaller, Metalloids
CAS GroupVIB
IUPAC GroupVIA
Glawe Number93
Mendeleev Number103
Pettifor Number91
Geochemical ClassU/Th decay series
Goldschmidt classificationsynthetic

øvrige

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotropeAlpha Polonium, Beta Polonium
Neutron cross section
0,5
Neutron Mass Absorption
quantum number3P2
rumgruppe221 (Pm-3m)

Isotopes of Polonium

Stable Isotopes0
Unstable Isotopes42
Natural Isotopes0

186Po

mass number186
neutron number102
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
34 ± 12 us
spin0
nuclear quadrupole moment
0
opdagelsesdato2005
Paritet+

decay modeIntensitet
α (α emission)100%
p (proton emission)

187Po

mass number187
neutron number103
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
1,4 ± 0,25 ms
spin1/2
nuclear quadrupole moment
0
opdagelsesdato2005
Paritet-

decay modeIntensitet
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

188Po

mass number188
neutron number104
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
270 ± 30 us
spin0
nuclear quadrupole moment
0
opdagelsesdato1999
Paritet+

decay modeIntensitet
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

189Po

mass number189
neutron number105
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
3,5 ± 0,5 ms
spin5/2
nuclear quadrupole moment
opdagelsesdato1999
Paritet-

decay modeIntensitet
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

190Po

mass number190
neutron number106
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
2,45 ± 0,05 ms
spin0
nuclear quadrupole moment
0
opdagelsesdato1996
Paritet+

decay modeIntensitet
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

191Po

mass number191
neutron number107
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
22 ± 1 ms
spin3/2
nuclear quadrupole moment
opdagelsesdato1993
Paritet-

decay modeIntensitet
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

192Po

mass number192
neutron number108
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
32,2 ± 0,3 ms
spin0
nuclear quadrupole moment
0
opdagelsesdato1977
Paritet+

decay modeIntensitet
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

193Po

mass number193
neutron number109
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
399 ± 34 ms
spin3/2
nuclear quadrupole moment
-1,3 ± 0,3
opdagelsesdato1967
Paritet-

decay modeIntensitet
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

194Po

mass number194
neutron number110
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
392 ± 4 ms
spin0
nuclear quadrupole moment
0
opdagelsesdato1967
Paritet+

decay modeIntensitet
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

195Po

mass number195
neutron number111
Relative Atomic Mass
g-factor
-0,4 ± 0,026666666666667
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
4,64 ± 0,09 s
spin3/2
nuclear quadrupole moment
-0,9 ± 0,3
opdagelsesdato1967
Paritet-

decay modeIntensitet
α (α emission)94%
β+ (β+ decay; β+ = ϵ + e+)

196Po

mass number196
neutron number112
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
5,63 ± 0,07 s
spin0
nuclear quadrupole moment
0
opdagelsesdato1967
Paritet+

decay modeIntensitet
α (α emission)94%
β+ (β+ decay; β+ = ϵ + e+)

197Po

mass number197
neutron number113
Relative Atomic Mass
g-factor
-0,58666666666667 ± 0,046666666666667
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
53,6 ± 0,9 s
spin3/2
nuclear quadrupole moment
-0,4 ± 0,2
opdagelsesdato1965
Paritet-

decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)44%

198Po

mass number198
neutron number114
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
1,76 ± 0,024 m
spin0
nuclear quadrupole moment
0
opdagelsesdato1965
Paritet+

decay modeIntensitet
α (α emission)57%
β+ (β+ decay; β+ = ϵ + e+)43%

199Po

mass number199
neutron number115
Relative Atomic Mass
g-factor
-0,60666666666667 ± 0,046666666666667
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
5,47 ± 0,15 m
spin3/2
nuclear quadrupole moment
-0,27 ± 0,15
opdagelsesdato1965
Paritet-

decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)92.5%
α (α emission)7.5%

200Po

mass number200
neutron number116
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
11,51 ± 0,08 m
spin0
nuclear quadrupole moment
0
opdagelsesdato1951
Paritet+

decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)88.9%
α (α emission)11.1%

201Po

mass number201
neutron number117
Relative Atomic Mass
g-factor
-0,65333333333333 ± 0,046666666666667
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
15,6 ± 0,1 m
spin3/2
nuclear quadrupole moment
0,1 ± 0,1
opdagelsesdato1951
Paritet-

decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)98.87%
α (α emission)1.13%

202Po

mass number202
neutron number118
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
44,6 ± 0,4 m
spin0
nuclear quadrupole moment
0
opdagelsesdato1951
Paritet+

decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)98.08%
α (α emission)1.92%

203Po

mass number203
neutron number119
Relative Atomic Mass
g-factor
0,296 ± 0,02
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
36,7 ± 0,5 m
spin5/2
nuclear quadrupole moment
0,17 ± 0,1
opdagelsesdato1951
Paritet-

decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)99.89%
α (α emission)0.11%

204Po

mass number204
neutron number120
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
3,519 ± 0,012 h
spin0
nuclear quadrupole moment
0
opdagelsesdato1951
Paritet+

decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)99.33%
α (α emission)0.67%

205Po

mass number205
neutron number121
Relative Atomic Mass
g-factor
0,304 ± 0,024
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
1,74 ± 0,08 h
spin5/2
nuclear quadrupole moment
opdagelsesdato1951
Paritet-

decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)99.96%
α (α emission)0.04%

206Po

mass number206
neutron number122
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
8,8 ± 0,1 d
spin0
nuclear quadrupole moment
0
opdagelsesdato1947
Paritet+

decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)94.55%
α (α emission)5.45%

207Po

mass number207
neutron number123
Relative Atomic Mass
g-factor
0,316 ± 0,024
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
5,8 ± 0,02 h
spin5/2
nuclear quadrupole moment
0,28 ± 0,03
opdagelsesdato1947
Paritet-

decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.021%

208Po

mass number208
neutron number124
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
2,898 ± 0,002 y
spin0
nuclear quadrupole moment
0
opdagelsesdato1947
Paritet+

decay modeIntensitet
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)0.0042%

209Po

mass number209
neutron number125
Relative Atomic Mass
g-factor
1,36 ± 0,16
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
124 ± 3 y
spin1/2
nuclear quadrupole moment
0
opdagelsesdato1949
Paritet-

decay modeIntensitet
α (α emission)99.546%
β+ (β+ decay; β+ = ϵ + e+)0.454%

210Po

mass number210
neutron number126
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
138,376 ± 0,002 d
spin0
nuclear quadrupole moment
0
opdagelsesdato1898
Paritet+

decay modeIntensitet
α (α emission)100%

211Po

mass number211
neutron number127
Relative Atomic Mass
g-factor
-0,26666666666667 ± 0,017777777777778
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
516 ± 3 ms
spin9/2
nuclear quadrupole moment
-0,77 ± 0,15
opdagelsesdato1913
Paritet+

decay modeIntensitet
α (α emission)100%

212Po

mass number212
neutron number128
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
294,4 ± 0,8 ns
spin0
nuclear quadrupole moment
0
opdagelsesdato1906
Paritet+

decay modeIntensitet
α (α emission)100%

213Po

mass number213
neutron number129
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
3,705 ± 0,001 us
spin9/2
nuclear quadrupole moment
opdagelsesdato1947
Paritet+

decay modeIntensitet
α (α emission)100%

214Po

mass number214
neutron number130
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
163,47 ± 0,03 us
spin0
nuclear quadrupole moment
0
opdagelsesdato1912
Paritet+

decay modeIntensitet
α (α emission)100%

215Po

mass number215
neutron number131
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
1,781 ± 0,005 ms
spin9/2
nuclear quadrupole moment
opdagelsesdato1911
Paritet+

decay modeIntensitet
α (α emission)100%
β (β decay)2.3%

216Po

mass number216
neutron number132
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
144 ± 0,6 ms
spin0
nuclear quadrupole moment
0
opdagelsesdato1910
Paritet+

decay modeIntensitet
α (α emission)100%
(double β decay)

217Po

mass number217
neutron number133
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
1,53 ± 0,05 s
spin9/2
nuclear quadrupole moment
opdagelsesdato1956
Paritet+

decay modeIntensitet
α (α emission)97.5%
β (β decay)2.5%

218Po

mass number218
neutron number134
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
3,097 ± 0,012 m
spin0
nuclear quadrupole moment
0
opdagelsesdato1904
Paritet+

decay modeIntensitet
α (α emission)99.98%
β (β decay)0.02%

219Po

mass number219
neutron number135
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
10,3 ± 1 m
spin9/2
nuclear quadrupole moment
opdagelsesdato1998
Paritet+

decay modeIntensitet
β (β decay)71.8%
α (α emission)28.2%

220Po

mass number220
neutron number136
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
spin0
nuclear quadrupole moment
0
opdagelsesdato1998
Paritet+

decay modeIntensitet
β (β decay)

221Po

mass number221
neutron number137
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
2,2 ± 0,7 m
spin9/2
nuclear quadrupole moment
opdagelsesdato2010
Paritet+

decay modeIntensitet
β (β decay)100%

222Po

mass number222
neutron number138
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
9,1 ± 7,2 m
spin0
nuclear quadrupole moment
0
opdagelsesdato2010
Paritet+

decay modeIntensitet
β (β decay)100%

223Po

mass number223
neutron number139
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
spin11/2
nuclear quadrupole moment
opdagelsesdato2010
Paritet+

decay modeIntensitet
β (β decay)

224Po

mass number224
neutron number140
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
spin0
nuclear quadrupole moment
0
opdagelsesdato2010
Paritet+

decay modeIntensitet
β (β decay)

225Po

mass number225
neutron number141
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
spin3/2
nuclear quadrupole moment
opdagelsesdato2010
Paritet+

decay modeIntensitet
β (β decay)

226Po

mass number226
neutron number142
Relative Atomic Mass
g-factor
0
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
spin0
nuclear quadrupole moment
0
opdagelsesdato2010
Paritet+

decay modeIntensitet
β (β decay)

227Po

mass number227
neutron number143
Relative Atomic Mass
g-factor
natural abundance
radioaktivitet☢️ radioactive element
halveringstid
spin5/2
nuclear quadrupole moment
opdagelsesdato2010
Paritet+

decay modeIntensitet
β (β decay)
2019-11-22 Spark plugs and static eliminators with radioactive polonium at museum display
671067N
Electron shell 084 polonium
Polonium spectrum visible

historie

opdager eller opfinderPierre and Marie Curie
fundstedFrance
opdagelsesdato1898
etymologiNamed for Poland, native country of Marie Curie.
udtalepeh-LOW-ni-em (engelsk)

source

Forekomst
Abundance in Earth's crust
natural abundance (verdenshave)
natural abundance (menneskelige krop)
0 %
natural abundance (Meteoroid)
natural abundance (Solen)
Abundance in Universe
0 %

Nuclear Screening Constants

1s1.6232
2p4.5428
2s22.0782
3d13.428
3p23.2851
3s24.3813
4d36.3328
4f37.8416
4p36.3328
4s35.4784
5d58.696
5p53.9755
5s51.977
6p69.7794
6s67.6692