Polonij

Polonij (Po)

chemical element with symbol Po and atomic number 84
Atomski broj84
Relativna atomska masa209
Maseni broj186
Skupina16
Perioda6
Blokp
proton84 p+
neutron102 n0
elektron84 e-
Animated Bohrov model atoma of Po (Polonij)

Physical Property

Atomski Radijus
190 pm
Molni volumen
Kovalentni Radijus
145 pm
Metallic Radius
Ionski radijus
94 pm
Crystal Radius
108 pm
Van der Waals radius
197 pm
gustoća
9,2 g/cm³
Atomic Radii Of The Elements: Polonij0102030405060708090100110120130140150160170180190200pmAtomski RadijusKovalentni RadijusMetallic RadiusVan der Waals radius

Kemijsko Svojstvo

energija
proton affinity
Elektronski afinitet
ionization energy
ionization energy of Po (Polonij)
Toplina isparivanja
102,9 kJ/mol
toplina taljenja
standard enthalpy of formation
elektron
Elektronska ljuska2, 8, 18, 32, 18, 6
Bohrov model atoma: Po (Polonij)
valence electron6
Lewis structure: Po (Polonij)
electron configuration[Xe] 4f14 5d10 6s2 6p4
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d10 6s2 6p4
Enhanced Bohrov model atoma of Po (Polonij)
Orbital Diagram of Po (Polonij)
Oksidacijski broj-2, 2, 4, 5, 6
Elektronegativnost
2
Electrophilicity Index
2,0413454866441514 eV/particle
fundamental state of matter
agregatno stanjeČvrsto
gaseous state of matter
Vrelište
1.235,15 K
Talište
527,15 K
critical pressure
critical temperature
Trojna točka
appearance
boja
Srebrna
appearancesilvery
Indeks prelamanja
thermodynamic material property
Toplinska vodljivost
Toplinsko istezanje
molar heat capacity
Specifični toplinski kapacitet
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
2,3 MS/m
Električna otpornost i provodnost
0,00000043 m Ω
Supravodljivost
Magnetizam
type
Magnetna susceptibilnost (Mass)
Magnetna susceptibilnost (Molar)
Magnetna susceptibilnost (Volume)
magnetic ordering
Curieva temperatura
Néel temperature
struktura
Kristalna strukturaJednostavna kockasta (SC)
lattice constant
3,35 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
Tvrdoća
bulk modulus
shear modulus
Youngov modul elastičnosti
Poissonov omjer
brzina zvuka
classification
KategorijaPolumetali, Metalloids
CAS GroupVIB
IUPAC GroupVIA
Glawe Number93
Mendeleev Number103
Pettifor Number91
Geochemical ClassU/Th decay series
Goldschmidt classificationsynthetic

other

Gas Basicity
polarizability
44 ± 4 a₀
C6 Dispersion Coefficient
allotropeAlpha Polonium, Beta Polonium
Nuklearni udarni presjek
0,5
Neutron Mass Absorption
Kvantni brojevi3P2
space group221 (Pm-3m)

Isotopes of Polonium

Stabilni izotopi0
Nestabilni izotopi42
Natural Isotopes0

186Po

Maseni broj186
neutron number102
Relativna atomska masa
186,004403174 ± 0,000019622 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
34 ± 12 us
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma2005
Parnost+

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

187Po

Maseni broj187
neutron number103
Relativna atomska masa
187,003031482 ± 0,00003503 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,4 ± 0,25 ms
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma2005
Parnost-

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

188Po

Maseni broj188
neutron number104
Relativna atomska masa
187,999415586 ± 0,000021438 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
270 ± 30 us
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1999
Parnost+

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

189Po

Maseni broj189
neutron number105
Relativna atomska masa
188,998473425 ± 0,000023681 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,5 ± 0,5 ms
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1999
Parnost-

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

190Po

Maseni broj190
neutron number106
Relativna atomska masa
189,995101731 ± 0,000014131 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,45 ± 0,05 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1996
Parnost+

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

191Po

Maseni broj191
neutron number107
Relativna atomska masa
190,994558494 ± 0,000007624 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
22 ± 1 ms
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1993
Parnost-

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

192Po

Maseni broj192
neutron number108
Relativna atomska masa
191,991340274 ± 0,000011416 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
32,2 ± 0,3 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1977
Parnost+

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

193Po

Maseni broj193
neutron number109
Relativna atomska masa
192,991062421 ± 0,000015599 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
399 ± 34 ms
spin3/2
nuclear quadrupole moment
−1,3 ± 0,3
vrijeme otkrića ili izuma1967
Parnost-

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

194Po

Maseni broj194
neutron number110
Relativna atomska masa
193,988186058 ± 0,00001386 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
392 ± 4 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1967
Parnost+

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

195Po

Maseni broj195
neutron number111
Relativna atomska masa
194,988065781 ± 0,000006486 Da
g-factor
−0,4 ± 0,026666666666667
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4,64 ± 0,09 s
spin3/2
nuclear quadrupole moment
−0,9 ± 0,3
vrijeme otkrića ili izuma1967
Parnost-

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

196Po

Maseni broj196
neutron number112
Relativna atomska masa
195,985540722 ± 0,000005778 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
5,63 ± 0,07 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1967
Parnost+

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

197Po

Maseni broj197
neutron number113
Relativna atomska masa
196,985621939 ± 0,000010585 Da
g-factor
−0,58666666666667 ± 0,046666666666667
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
53,6 ± 0,9 s
spin3/2
nuclear quadrupole moment
−0,4 ± 0,2
vrijeme otkrića ili izuma1965
Parnost-

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

198Po

Maseni broj198
neutron number114
Relativna atomska masa
197,983388753 ± 0,000018705 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,76 ± 0,024 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1965
Parnost+

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

199Po

Maseni broj199
neutron number115
Relativna atomska masa
198,983640445 ± 0,000005828 Da
g-factor
−0,60666666666667 ± 0,046666666666667
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
5,47 ± 0,15 m
spin3/2
nuclear quadrupole moment
−0,27 ± 0,15
vrijeme otkrića ili izuma1965
Parnost-

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

200Po

Maseni broj200
neutron number116
Relativna atomska masa
199,981812355 ± 0,000008136 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
11,51 ± 0,08 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1951
Parnost+

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

201Po

Maseni broj201
neutron number117
Relativna atomska masa
200,982263799 ± 0,000005305 Da
g-factor
−0,65333333333333 ± 0,046666666666667
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
15,6 ± 0,1 m
spin3/2
nuclear quadrupole moment
0,1 ± 0,1
vrijeme otkrića ili izuma1951
Parnost-

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

202Po

Maseni broj202
neutron number118
Relativna atomska masa
201,980738934 ± 0,000009307 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
44,6 ± 0,4 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1951
Parnost+

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

203Po

Maseni broj203
neutron number119
Relativna atomska masa
202,981416072 ± 0,000004981 Da
g-factor
0,296 ± 0,02
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
36,7 ± 0,5 m
spin5/2
nuclear quadrupole moment
0,17 ± 0,1
vrijeme otkrića ili izuma1951
Parnost-

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

204Po

Maseni broj204
neutron number120
Relativna atomska masa
203,980310078 ± 0,000010811 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,519 ± 0,012 h
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1951
Parnost+

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

205Po

Maseni broj205
neutron number121
Relativna atomska masa
204,981190006 ± 0,000010798 Da
g-factor
0,304 ± 0,024
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,74 ± 0,08 h
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1951
Parnost-

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

206Po

Maseni broj206
neutron number122
Relativna atomska masa
205,980473662 ± 0,000004306 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
8,8 ± 0,1 d
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1947
Parnost+

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

207Po

Maseni broj207
neutron number123
Relativna atomska masa
206,981593334 ± 0,000007148 Da
g-factor
0,316 ± 0,024
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
5,8 ± 0,02 h
spin5/2
nuclear quadrupole moment
0,28 ± 0,03
vrijeme otkrića ili izuma1947
Parnost-

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

208Po

Maseni broj208
neutron number124
Relativna atomska masa
207,981246035 ± 0,000001795 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,898 ± 0,002 y
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1947
Parnost+

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

209Po

Maseni broj209
neutron number125
Relativna atomska masa
208,982430361 ± 0,000001909 Da
g-factor
1,36 ± 0,16
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
124 ± 3 y
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1949
Parnost-

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

210Po

Maseni broj210
neutron number126
Relativna atomska masa
209,982873686 ± 0,00000123 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
138,376 ± 0,002 d
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1898
Parnost+

decay modeintensity
α (α emission)100%

211Po

Maseni broj211
neutron number127
Relativna atomska masa
210,986653171 ± 0,000001347 Da
g-factor
−0,26666666666667 ± 0,017777777777778
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
516 ± 3 ms
spin9/2
nuclear quadrupole moment
−0,77 ± 0,15
vrijeme otkrića ili izuma1913
Parnost+

decay modeintensity
α (α emission)100%

212Po

Maseni broj212
neutron number128
Relativna atomska masa
211,988867982 ± 0,000001237 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
294,4 ± 0,8 ns
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1906
Parnost+

decay modeintensity
α (α emission)100%

213Po

Maseni broj213
neutron number129
Relativna atomska masa
212,992857154 ± 0,000003277 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,705 ± 0,001 us
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1947
Parnost+

decay modeintensity
α (α emission)100%

214Po

Maseni broj214
neutron number130
Relativna atomska masa
213,995201287 ± 0,000001556 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
163,47 ± 0,03 us
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1912
Parnost+

decay modeintensity
α (α emission)100%

215Po

Maseni broj215
neutron number131
Relativna atomska masa
214,999418385 ± 0,000002276 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,781 ± 0,005 ms
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1911
Parnost+

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

216Po

Maseni broj216
neutron number132
Relativna atomska masa
216,001913416 ± 0,000001948 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
144 ± 0,6 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1910
Parnost+

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

217Po

Maseni broj217
neutron number133
Relativna atomska masa
217,006316145 ± 0,000007025 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,53 ± 0,05 s
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1956
Parnost+

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

218Po

Maseni broj218
neutron number134
Relativna atomska masa
218,008971234 ± 0,000002112 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,097 ± 0,012 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1904
Parnost+

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

219Po

Maseni broj219
neutron number135
Relativna atomska masa
219,013614 ± 0,000017 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
10,3 ± 1 m
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1998
Parnost+

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

220Po

Maseni broj220
neutron number136
Relativna atomska masa
220,016386 ± 0,000019 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1998
Parnost+

decay modeintensity
β (β decay)

221Po

Maseni broj221
neutron number137
Relativna atomska masa
221,021228 ± 0,000021 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,2 ± 0,7 m
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2010
Parnost+

decay modeintensity
β (β decay)100%

222Po

Maseni broj222
neutron number138
Relativna atomska masa
222,02414 ± 0,000043 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
9,1 ± 7,2 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma2010
Parnost+

decay modeintensity
β (β decay)100%

223Po

Maseni broj223
neutron number139
Relativna atomska masa
223,02907 ± 0,00021 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin11/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2010
Parnost+

decay modeintensity
β (β decay)

224Po

Maseni broj224
neutron number140
Relativna atomska masa
224,03211 ± 0,00021 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma2010
Parnost+

decay modeintensity
β (β decay)

225Po

Maseni broj225
neutron number141
Relativna atomska masa
225,037123 ± 0,000322 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2010
Parnost+

decay modeintensity
β (β decay)

226Po

Maseni broj226
neutron number142
Relativna atomska masa
226,04031 ± 0,00043 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma2010
Parnost+

decay modeintensity
β (β decay)

227Po

Maseni broj227
neutron number143
Relativna atomska masa
227,04539 ± 0,00043 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2010
Parnost+

decay modeintensity
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

povijest

otkrio/izumioPierre and Marie Curie
location of discoveryFrance
vrijeme otkrića ili izuma1898
EtimologijaNamed for Poland, native country of Marie Curie.
pronunciationpeh-LOW-ni-em (engleski)

source

Obilnost
Zastupljenost u Zemljinoj kori
0,0000000002 mg/kg
natural abundance (ocean)
0,000000000000015 mg/L
natural abundance (tijelo)
0 %
natural abundance (meteoroid)
natural abundance (Sunce)
Zastupljenost u svemiru
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