Osmium

Osmium (Os)

chemical element with symbol Os and atomic number 76
Atomic Number76
Atomic Weight190.23
Numri i masës192
Group8
Period6
Blockd
protoni76 p+
neutroni116 n0
elektroni76 e-
Animated Bohr model of Os (Osmium)

Tipar Fizik

Atomic Radius
130 pm
molar volume
covalent radius
129 pm
Metallic Radius
126 pm
ionic radius
63 pm
Crystal Radius
77 pm
Van der Waals radius
216 pm
density
22,5872 g/cm³
Atomic Radii Of The Elements: Osmium020406080100120140160180200220pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energjia
proton affinity
electron affinity
ionization energy
8,43823 eV/particle
ionization energy of Os (Osmium)
enthalpy of vaporization
738 kJ/mol
enthalpy of fusion
31,7 kJ/mol
standard enthalpy of formation
787 kJ/mol
elektroni
electron shell2, 8, 18, 32, 14, 2
Bohr model: Os (Osmium)
valence electron2
Lewis structure: Os (Osmium)
konfigurimi i elektronit[Xe] 4f14 5d6 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d6 6s2
Enhanced Bohr model of Os (Osmium)
Orbital Diagram of Os (Osmium)
oxidation number-4, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8
Elektronegativiteti
2.2
Electrophilicity Index
1,5497236992588812 eV/particle
fundamental state of matter
gjendja agregate e materiesSolid
gaseous state of matter
Boiling Point
5 281,15 K
Melting Point
3 306,15 K
critical pressure
critical temperature
triple point
appearance
Ngjyra
Slate Gray
appearancesilvery, blue cast
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
0,0000051 1/K
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
12 MS/m
electrical resistivity
0,00000008000000000001 m Ω
Superpërcjellshmëria
0,66 K
Magnetizimi
typeparamagnetic
magnetic susceptibility (Mass)
0,0000000006 m³/Kg
magnetic susceptibility (Molar)
0,00000000011 m³/mol
magnetic susceptibility (Volume)
0,000014
magnetic ordering
Curie temperature
Néel temperature
strukturë
Crystal StructureSimple Hexagonal (HEX)
lattice constant
2,74 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
7 MPa
bulk modulus
shear modulus
222 GPa
Young's modulus
Poisson's ratio
0,25
Shpejtësia e zërit
4 940 m/s
klasifikim
CategoryTransition metals, 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
Neutron cross section
15
Neutron Mass Absorption
0,0023
numër kuantik5D4
space group194 (P63/mmc)

Isotopes of Osmium

Stable Isotopes0
Unstable Isotopes43
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

Numri i masës161
numri i neutroneve85
relative atomic mass
160,989054 ± 0,000429 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
640 ± 60 us
Spini7/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes2010
parity-

decay modeintensitet
α (α emission)100%

162Os

Numri i masës162
numri i neutroneve86
relative atomic mass
161,984434 ± 0,000322 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
2,1 ± 0,1 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1989
parity+

decay modeintensitet
α (α emission)100%

163Os

Numri i masës163
numri i neutroneve87
relative atomic mass
162,982462 ± 0,000322 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
5,7 ± 0,5 ms
Spini7/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1981
parity-

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

164Os

Numri i masës164
numri i neutroneve88
relative atomic mass
163,978073158 ± 0,000160927 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
21 ± 1 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1981
parity+

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

165Os

Numri i masës165
numri i neutroneve89
relative atomic mass
164,976654 ± 0,000215 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
71 ± 3 ms
Spini7/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1978
parity-

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

166Os

Numri i masës166
numri i neutroneve90
relative atomic mass
165,972698135 ± 0,000019287 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
213 ± 5 ms
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1977
parity+

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

167Os

Numri i masës167
numri i neutroneve91
relative atomic mass
166,971552304 ± 0,000086841 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
839 ± 5 ms
Spini7/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1977
parity-

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

168Os

Numri i masës168
numri i neutroneve92
relative atomic mass
167,96779905 ± 0,000010631 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
2,1 ± 0,1 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1977
parity+

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

169Os

Numri i masës169
numri i neutroneve93
relative atomic mass
168,967017521 ± 0,000027847 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
3,46 ± 0,11 s
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1972
parity-

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

170Os

Numri i masës170
numri i neutroneve94
relative atomic mass
169,963579273 ± 0,000010476 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
7,37 ± 0,18 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1972
parity+

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

171Os

Numri i masës171
numri i neutroneve95
relative atomic mass
170,963180402 ± 0,000019589 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
8,3 ± 0,2 s
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1972
parity-

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

172Os

Numri i masës172
numri i neutroneve96
relative atomic mass
171,960017309 ± 0,000013704 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
19,2 ± 0,9 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1971
parity+

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

173Os

Numri i masës173
numri i neutroneve97
relative atomic mass
172,959808387 ± 0,000016059 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
22,4 ± 0,9 s
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1971
parity-

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

174Os

Numri i masës174
numri i neutroneve98
relative atomic mass
173,957063192 ± 0,000011008 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
44 ± 4 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1971
parity+

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

175Os

Numri i masës175
numri i neutroneve99
relative atomic mass
174,956945126 ± 0,00001264 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
1,4 ± 0,1 m
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1972
parity-

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

176Os

Numri i masës176
numri i neutroneve100
relative atomic mass
175,954770315 ± 0,000011754 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
3,6 ± 0,5 m
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1970
parity+

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

177Os

Numri i masës177
numri i neutroneve101
relative atomic mass
176,954957902 ± 0,000015687 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
3 ± 0,2 m
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1970
parity-

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

178Os

Numri i masës178
numri i neutroneve102
relative atomic mass
177,953253334 ± 0,000014634 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
5 ± 0,4 m
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1967
parity+

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

179Os

Numri i masës179
numri i neutroneve103
relative atomic mass
178,953815985 ± 0,000016645 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
6,5 ± 0,3 m
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1968
parity-

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

180Os

Numri i masës180
numri i neutroneve104
relative atomic mass
179,952381665 ± 0,000016878 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
21,5 ± 0,4 m
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1967
parity+

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

181Os

Numri i masës181
numri i neutroneve105
relative atomic mass
180,953247188 ± 0,000027201 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
105 ± 3 m
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1966
parity-

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

182Os

Numri i masës182
numri i neutroneve106
relative atomic mass
181,952110154 ± 0,000023344 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
21,84 ± 0,2 h
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1950
parity+

decay modeintensitet
ϵ (electron capture)100%

183Os

Numri i masës183
numri i neutroneve107
relative atomic mass
182,953125028 ± 0,000053428 Da
g-factor
0,17644444444444 ± 0,0031111111111111
natural abundance
Radioaktivitet☢️ radioactive element
half-life
13 ± 0,5 h
Spini9/2
nuclear quadrupole moment
3,1 ± 0,3
koha e zbulimit apo shpikjes1950
parity+

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

184Os

Numri i masës184
numri i neutroneve108
relative atomic mass
183,952492919 ± 0,00000089 Da
g-factor
0
natural abundance
0,02 ± 0,02
Radioaktivitet☢️ radioactive element
half-life
11,2 ± 2,3 Ty
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1937
parity+

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

185Os

Numri i masës185
numri i neutroneve109
relative atomic mass
184,954045969 ± 0,000000893 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
92,95 ± 0,09 d
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1947
parity-

decay modeintensitet
ϵ (electron capture)100%

186Os

Numri i masës186
numri i neutroneve110
relative atomic mass
185,953837569 ± 0,000000816 Da
g-factor
0
natural abundance
1,59 ± 0,64
Radioaktivitet☢️ radioactive element
half-life
2 ± 1,1 Py
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1931
parity+

decay modeintensitet
α (α emission)100%

187Os

Numri i masës187
numri i neutroneve111
relative atomic mass
186,955749569 ± 0,000000791 Da
g-factor
natural abundance
1,96 ± 0,17
Radioaktivitet☢️ radioactive element
half-life
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1931
parity-

decay modeintensitet
α (α emission)

188Os

Numri i masës188
numri i neutroneve112
relative atomic mass
187,955837292 ± 0,000000788 Da
g-factor
0
natural abundance
13,24 ± 0,27
Radioaktivitet☢️ radioactive element
half-life
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1931
parity+

decay modeintensitet
α (α emission)

189Os

Numri i masës189
numri i neutroneve113
relative atomic mass
188,958145949 ± 0,000000715 Da
g-factor
natural abundance
16,15 ± 0,23
Radioaktivitet☢️ radioactive element
half-life
Spini3/2
nuclear quadrupole moment
0,86 ± 0,03
koha e zbulimit apo shpikjes1931
parity-

decay modeintensitet
α (α emission)

190Os

Numri i masës190
numri i neutroneve114
relative atomic mass
189,958445442 ± 0,000000697 Da
g-factor
0
natural abundance
26,26 ± 0,2
Radioaktivitet☢️ radioactive element
half-life
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1931
parity+

decay modeintensitet
α (α emission)

191Os

Numri i masës191
numri i neutroneve115
relative atomic mass
190,960928105 ± 0,000000707 Da
g-factor
0,21333333333333 ± 0,0066666666666667
natural abundance
Radioaktivitet☢️ radioactive element
half-life
14,99 ± 0,02 d
Spini9/2
nuclear quadrupole moment
2,53 ± 0,16
koha e zbulimit apo shpikjes1940
parity-

decay modeintensitet
β (β decay)100%

192Os

Numri i masës192
numri i neutroneve116
relative atomic mass
191,961478765 ± 0,000002484 Da
g-factor
0
natural abundance
40,78 ± 0,32
Radioaktivitet☢️ radioactive element
half-life
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1931
parity+

decay modeintensitet
(double β decay)
α (α emission)

193Os

Numri i masës193
numri i neutroneve117
relative atomic mass
192,964149637 ± 0,00000249 Da
g-factor
0,48666666666667 ± 0,0013333333333333
natural abundance
Radioaktivitet☢️ radioactive element
half-life
29,83 ± 0,018 h
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes1940
parity-

decay modeintensitet
β (β decay)100%

194Os

Numri i masës194
numri i neutroneve118
relative atomic mass
193,965179407 ± 0,000002579 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
6 ± 0,2 y
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1951
parity+

decay modeintensitet
β (β decay)100%

195Os

Numri i masës195
numri i neutroneve119
relative atomic mass
194,968318 ± 0,00006 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
6,5 ± 1,1 m
Spini3/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes2004
parity-

decay modeintensitet
β (β decay)100%

196Os

Numri i masës196
numri i neutroneve120
relative atomic mass
195,969643261 ± 0,000043 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
34,9 ± 0,2 m
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes1977
parity+

decay modeintensitet
β (β decay)100%

197Os

Numri i masës197
numri i neutroneve121
relative atomic mass
196,973076 ± 0,000215 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
93 ± 7 s
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes2003
parity-

decay modeintensitet
β (β decay)100%

198Os

Numri i masës198
numri i neutroneve122
relative atomic mass
197,974664 ± 0,000215 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
125 ± 28 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes2008
parity+

decay modeintensitet
β (β decay)100%

199Os

Numri i masës199
numri i neutroneve123
relative atomic mass
198,978239 ± 0,000215 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
6 ± 3 s
Spini5/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes2008
parity-

decay modeintensitet
β (β decay)100%

200Os

Numri i masës200
numri i neutroneve124
relative atomic mass
199,980086 ± 0,000322 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
7 ± 4 s
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes2005
parity+

decay modeintensitet
β (β decay)100%

201Os

Numri i masës201
numri i neutroneve125
relative atomic mass
200,984069 ± 0,000322 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini1/2
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes2009
parity-

decay modeintensitet
β (β decay)

202Os

Numri i masës202
numri i neutroneve126
relative atomic mass
201,986548 ± 0,000429 Da
g-factor
0
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini0
nuclear quadrupole moment
0
koha e zbulimit apo shpikjes2009
parity+

decay modeintensitet
β (β decay)

203Os

Numri i masës203
numri i neutroneve127
relative atomic mass
202,992195 ± 0,000429 Da
g-factor
natural abundance
Radioaktivitet☢️ radioactive element
half-life
Spini9/2
nuclear quadrupole moment
koha e zbulimit apo shpikjes2012
parity+

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

historia

zbuluesSmithson Tenant
vendndodhja e zbulimitEngland
koha e zbulimit apo shpikjes1804
EtimologjiaGreek: osmê (odor).
pronunciationOZ-mi-em (anglisht)

burim

Abundance
Abundance in Earth's crust
0,0015 mg/kg
natural abundance (Oqeani)
natural abundance (Trupi i njeriut)
natural abundance (meteoroid)
0,000066 %
natural abundance (Diell)
0,0000002 %
Abundance in Universe
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