Osmij

Osmij (Os)

chemical element with symbol Os and atomic number 76
Atomski broj76
Relativna atomska masa190.23
Maseni broj192
Skupina8
Perioda6
Blokd
proton76 p+
neutron116 n0
elektron76 e-
Animated Bohrov model atoma of Os (Osmij)

Physical Property

Atomski Radijus
130 pm
Molni volumen
Kovalentni Radijus
129 pm
Metallic Radius
126 pm
Ionski radijus
63 pm
Crystal Radius
77 pm
Van der Waals radius
216 pm
gustoća
22,5872 g/cm³
Atomic Radii Of The Elements: Osmij0102030405060708090100110120130140150160170180190200210220pmAtomski RadijusKovalentni RadijusMetallic RadiusVan der Waals radius

Kemijsko Svojstvo

energija
proton affinity
Elektronski afinitet
ionization energy
8,43823 eV/particle
ionization energy of Os (Osmij)
Toplina isparivanja
738 kJ/mol
toplina taljenja
31,7 kJ/mol
standard enthalpy of formation
787 kJ/mol
elektron
Elektronska ljuska2, 8, 18, 32, 14, 2
Bohrov model atoma: Os (Osmij)
valence electron2
Lewis structure: Os (Osmij)
electron configuration[Xe] 4f14 5d6 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d6 6s2
Enhanced Bohrov model atoma of Os (Osmij)
Orbital Diagram of Os (Osmij)
Oksidacijski broj-4, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8
Elektronegativnost
2.2
Electrophilicity Index
1,5497236992588812 eV/particle
fundamental state of matter
agregatno stanjeČvrsto
gaseous state of matter
Vrelište
5.281,15 K
Talište
3.306,15 K
critical pressure
critical temperature
Trojna točka
appearance
boja
Škriljasto siva
appearancesilvery, blue cast
Indeks prelamanja
thermodynamic material property
Toplinska vodljivost
Toplinsko istezanje
0,0000051 1/K
molar heat capacity
Specifični toplinski kapacitet
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
12 MS/m
Električna otpornost i provodnost
0,00000008000000000001 m Ω
Supravodljivost
0,66 K
Magnetizam
typeparamagnetic
Magnetna susceptibilnost (Mass)
0,0000000006 m³/Kg
Magnetna susceptibilnost (Molar)
0,00000000011 m³/mol
Magnetna susceptibilnost (Volume)
0,000014
magnetic ordering
Curieva temperatura
Néel temperature
struktura
Kristalna strukturaJednostavna heksagonska (HEX)
lattice constant
2,74 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
Tvrdoća
7 MPa
bulk modulus
shear modulus
222 GPa
Youngov modul elastičnosti
Poissonov omjer
0,25
brzina zvuka
4.940 m/s
classification
KategorijaPrijelazni metali, Transition metals
CAS GroupVIIIA
IUPAC GroupVIII
Glawe Number60
Mendeleev Number61
Pettifor Number62
Geochemical Classnoble metal
Goldschmidt classificationsiderophile

other

Gas Basicity
polarizability
57 ± 3 a₀
C6 Dispersion Coefficient
allotrope
Nuklearni udarni presjek
15
Neutron Mass Absorption
0,0023
Kvantni brojevi5D4
space group194 (P63/mmc)

Isotopes of Osmium

Stabilni izotopi0
Nestabilni izotopi43
Natural Isotopes7
Isotopic Composition19240.78%19240.78%19026.26%19026.26%18916.15%18916.15%18813.24%18813.24%1861.59%1861.59%1871.96%1871.96%1840.02%1840.02%

161Os

Maseni broj161
neutron number85
Relativna atomska masa
160,989054 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
640 ± 60 us
spin7/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2010
Parnost-

decay modeintensity
α (α emission)100%

162Os

Maseni broj162
neutron number86
Relativna atomska masa
161,984434 ± 0,000322 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,1 ± 0,1 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1989
Parnost+

decay modeintensity
α (α emission)100%

163Os

Maseni broj163
neutron number87
Relativna atomska masa
162,982462 ± 0,000322 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
5,7 ± 0,5 ms
spin7/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1981
Parnost-

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

164Os

Maseni broj164
neutron number88
Relativna atomska masa
163,978073158 ± 0,000160927 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
21 ± 1 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1981
Parnost+

decay modeintensity
α (α emission)96%
β+ (β+ decay; β+ = ϵ + e+)

165Os

Maseni broj165
neutron number89
Relativna atomska masa
164,976654 ± 0,000215 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
71 ± 3 ms
spin7/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1978
Parnost-

decay modeintensity
α (α emission)90%
β+ (β+ decay; β+ = ϵ + e+)10%

166Os

Maseni broj166
neutron number90
Relativna atomska masa
165,972698135 ± 0,000019287 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
213 ± 5 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1977
Parnost+

decay modeintensity
α (α emission)83%
β+ (β+ decay; β+ = ϵ + e+)17%

167Os

Maseni broj167
neutron number91
Relativna atomska masa
166,971552304 ± 0,000086841 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
839 ± 5 ms
spin7/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1977
Parnost-

decay modeintensity
α (α emission)51%
β+ (β+ decay; β+ = ϵ + e+)

168Os

Maseni broj168
neutron number92
Relativna atomska masa
167,96779905 ± 0,000010631 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,1 ± 0,1 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1977
Parnost+

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

169Os

Maseni broj169
neutron number93
Relativna atomska masa
168,967017521 ± 0,000027847 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,46 ± 0,11 s
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1972
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)86.3%
α (α emission)13.7%

170Os

Maseni broj170
neutron number94
Relativna atomska masa
169,963579273 ± 0,000010476 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
7,37 ± 0,18 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1972
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)90.5%
α (α emission)9.5%

171Os

Maseni broj171
neutron number95
Relativna atomska masa
170,963180402 ± 0,000019589 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
8,3 ± 0,2 s
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1972
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)1.8%

172Os

Maseni broj172
neutron number96
Relativna atomska masa
171,960017309 ± 0,000013704 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
19,2 ± 0,9 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1971
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)98.81%
α (α emission)1.19%

173Os

Maseni broj173
neutron number97
Relativna atomska masa
172,959808387 ± 0,000016059 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
22,4 ± 0,9 s
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1971
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)99.6%
α (α emission)0.4%

174Os

Maseni broj174
neutron number98
Relativna atomska masa
173,957063192 ± 0,000011008 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
44 ± 4 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1971
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.024%

175Os

Maseni broj175
neutron number99
Relativna atomska masa
174,956945126 ± 0,00001264 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,4 ± 0,1 m
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1972
Parnost-

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

176Os

Maseni broj176
neutron number100
Relativna atomska masa
175,954770315 ± 0,000011754 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,6 ± 0,5 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1970
Parnost+

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

177Os

Maseni broj177
neutron number101
Relativna atomska masa
176,954957902 ± 0,000015687 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3 ± 0,2 m
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1970
Parnost-

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

178Os

Maseni broj178
neutron number102
Relativna atomska masa
177,953253334 ± 0,000014634 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
5 ± 0,4 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1967
Parnost+

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

179Os

Maseni broj179
neutron number103
Relativna atomska masa
178,953815985 ± 0,000016645 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
6,5 ± 0,3 m
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1968
Parnost-

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

180Os

Maseni broj180
neutron number104
Relativna atomska masa
179,952381665 ± 0,000016878 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
21,5 ± 0,4 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1967
Parnost+

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

181Os

Maseni broj181
neutron number105
Relativna atomska masa
180,953247188 ± 0,000027201 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
105 ± 3 m
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1966
Parnost-

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

182Os

Maseni broj182
neutron number106
Relativna atomska masa
181,952110154 ± 0,000023344 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
21,84 ± 0,2 h
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1950
Parnost+

decay modeintensity
ϵ (electron capture)100%

183Os

Maseni broj183
neutron number107
Relativna atomska masa
182,953125028 ± 0,000053428 Da
g-factor
0,17644444444444 ± 0,0031111111111111
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
13 ± 0,5 h
spin9/2
nuclear quadrupole moment
3,1 ± 0,3
vrijeme otkrića ili izuma1950
Parnost+

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

184Os

Maseni broj184
neutron number108
Relativna atomska masa
183,952492919 ± 0,00000089 Da
g-factor
0
natural abundance
0,02 ± 0,02
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
11,2 ± 2,3 Ty
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1937
Parnost+

decay modeintensity
α (α emission)
+ (double β+ decay)

185Os

Maseni broj185
neutron number109
Relativna atomska masa
184,954045969 ± 0,000000893 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
92,95 ± 0,09 d
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1947
Parnost-

decay modeintensity
ϵ (electron capture)100%

186Os

Maseni broj186
neutron number110
Relativna atomska masa
185,953837569 ± 0,000000816 Da
g-factor
0
natural abundance
1,59 ± 0,64
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2 ± 1,1 Py
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1931
Parnost+

decay modeintensity
α (α emission)100%

187Os

Maseni broj187
neutron number111
Relativna atomska masa
186,955749569 ± 0,000000791 Da
g-factor
natural abundance
1,96 ± 0,17
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1931
Parnost-

decay modeintensity
α (α emission)

188Os

Maseni broj188
neutron number112
Relativna atomska masa
187,955837292 ± 0,000000788 Da
g-factor
0
natural abundance
13,24 ± 0,27
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1931
Parnost+

decay modeintensity
α (α emission)

189Os

Maseni broj189
neutron number113
Relativna atomska masa
188,958145949 ± 0,000000715 Da
g-factor
natural abundance
16,15 ± 0,23
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin3/2
nuclear quadrupole moment
0,86 ± 0,03
vrijeme otkrića ili izuma1931
Parnost-

decay modeintensity
α (α emission)

190Os

Maseni broj190
neutron number114
Relativna atomska masa
189,958445442 ± 0,000000697 Da
g-factor
0
natural abundance
26,26 ± 0,2
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1931
Parnost+

decay modeintensity
α (α emission)

191Os

Maseni broj191
neutron number115
Relativna atomska masa
190,960928105 ± 0,000000707 Da
g-factor
0,21333333333333 ± 0,0066666666666667
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
14,99 ± 0,02 d
spin9/2
nuclear quadrupole moment
2,53 ± 0,16
vrijeme otkrića ili izuma1940
Parnost-

decay modeintensity
β (β decay)100%

192Os

Maseni broj192
neutron number116
Relativna atomska masa
191,961478765 ± 0,000002484 Da
g-factor
0
natural abundance
40,78 ± 0,32
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1931
Parnost+

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

193Os

Maseni broj193
neutron number117
Relativna atomska masa
192,964149637 ± 0,00000249 Da
g-factor
0,48666666666667 ± 0,0013333333333333
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
29,83 ± 0,018 h
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1940
Parnost-

decay modeintensity
β (β decay)100%

194Os

Maseni broj194
neutron number118
Relativna atomska masa
193,965179407 ± 0,000002579 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
6 ± 0,2 y
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1951
Parnost+

decay modeintensity
β (β decay)100%

195Os

Maseni broj195
neutron number119
Relativna atomska masa
194,968318 ± 0,00006 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
6,5 ± 1,1 m
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2004
Parnost-

decay modeintensity
β (β decay)100%

196Os

Maseni broj196
neutron number120
Relativna atomska masa
195,969643261 ± 0,000043 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
34,9 ± 0,2 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1977
Parnost+

decay modeintensity
β (β decay)100%

197Os

Maseni broj197
neutron number121
Relativna atomska masa
196,973076 ± 0,000215 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
93 ± 7 s
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2003
Parnost-

decay modeintensity
β (β decay)100%

198Os

Maseni broj198
neutron number122
Relativna atomska masa
197,974664 ± 0,000215 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
125 ± 28 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma2008
Parnost+

decay modeintensity
β (β decay)100%

199Os

Maseni broj199
neutron number123
Relativna atomska masa
198,978239 ± 0,000215 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
6 ± 3 s
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2008
Parnost-

decay modeintensity
β (β decay)100%

200Os

Maseni broj200
neutron number124
Relativna atomska masa
199,980086 ± 0,000322 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
7 ± 4 s
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma2005
Parnost+

decay modeintensity
β (β decay)100%

201Os

Maseni broj201
neutron number125
Relativna atomska masa
200,984069 ± 0,000322 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma2009
Parnost-

decay modeintensity
β (β decay)

202Os

Maseni broj202
neutron number126
Relativna atomska masa
201,986548 ± 0,000429 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma2009
Parnost+

decay modeintensity
β (β decay)

203Os

Maseni broj203
neutron number127
Relativna atomska masa
202,992195 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin9/2
nuclear quadrupole moment
vrijeme otkrića ili izuma2012
Parnost+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
Osmium crystals

povijest

otkrio/izumioSmithson Tenant
location of discoveryEngland
vrijeme otkrića ili izuma1804
EtimologijaGreek: osmê (odor).
pronunciationOZ-mi-em (engleski)

source

Obilnost
Zastupljenost u Zemljinoj kori
0,0015 mg/kg
natural abundance (ocean)
natural abundance (tijelo)
natural abundance (meteoroid)
0,000066 %
natural abundance (Sunce)
0,0000002 %
Zastupljenost u svemiru
0,0000003 %

Nuclear Screening Constants

1s1.4701
2p4.4502
2s19.8502
3d13.5253
3p21.7483
3s22.5727
4d37.142
4f38.8472
4p34.856
4s33.9048
5d58.003
5p53.09
5s50.905
6s65.677