Платина

Платина (Pt)

chemical element with symbol Pt and atomic number 78
Atomic Number78
Atomic Weight195.084
Адади массавӣ195
Group10
Period6
Blockd
proton78 p+
neutron117 n0
electron78 e-
Animated Bohr model of Pt (Платина)

Хусусияти Физикӣ

Atomic Radius
135 pm
molar volume
covalent radius
123 pm
Metallic Radius
130 pm
ionic radius
60 pm
Crystal Radius
74 pm
Van der Waals radius
213 pm
зичӣ
21,5 g/cm³
Atomic Radii Of The Elements: Платина0102030405060708090100110120130140150160170180190200210220pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

энергия
proton affinity
electron affinity
ionization energy
8,95883 eV/particle
ionization energy of Pt (Платина)
enthalpy of vaporization
470 kJ/mol
гармои гудозиш
21,76 kJ/mol
standard enthalpy of formation
565,7 kJ/mol
electron
Абри электронӣ2, 8, 18, 32, 17, 1
Bohr model: Pt (Платина)
valence electron1
Lewis structure: Pt (Платина)
electron configuration[Xe] 4f14 5d9 6s1
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d9 6s1
Enhanced Bohr model of Pt (Платина)
Orbital Diagram of Pt (Платина)
oxidation number-3, -2, -1, 0, 1, 2, 3, 4, 5, 6
electronegativity
2.2
Electrophilicity Index
2,249320350691278 eV/particle
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
4 098,15 K
Melting Point
2 041,35 K
critical pressure
critical temperature
triple point
appearance
Ранг
Gray
appearancesilvery white
refractive index
thermodynamic material property
Thermal Conductivity
71,6 W/(m K)
thermal expansion
0,0000089 1/K
molar heat capacity
25,86 J/(mol K)
Specific Heat Capacity
heat capacity ratio
electrical properties
навъConductor
electrical conductivity
9,4 MS/m
electrical resistivity
0,00000011 m Ω
superconductivity
magnetism
навъparamagnetic
magnetic susceptibility (Mass)
0,0000000122 m³/Kg
magnetic susceptibility (Molar)
0,00000000238 m³/mol
magnetic susceptibility (Volume)
0,0002573
magnetic ordering
Curie temperature
Néel temperature
сохт
Crystal StructureFace Centered Cubic (FCC)
lattice constant
3,92 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
3,5 MPa
bulk modulus
230 GPa
shear modulus
61 GPa
Young's modulus
168 GPa
Poisson's ratio
0,38
speed of sound
2 680 m/s
classification
CategoryTransition metals, Transition metals
CAS GroupVIIIA
IUPAC GroupVIII
Glawe Number64
Mendeleev Number69
Pettifor Number68
Geochemical Classnoble metal
Goldschmidt classificationsiderophile

other

Gas Basicity
polarizability
48 ± 4 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
10
Neutron Mass Absorption
0,002
ададҳои квантӣ3D3
space group225 (Fm_3m)

Isotopes of Platinum

Stable Isotopes2
Unstable Isotopes42
Natural Isotopes6
Isotopic Composition19432.86%19432.86%19533.78%19533.78%19625.21%19625.21%1987.36%1987.36%1900.01%1900.01%1920.78%1920.78%

165Pt

Адади массавӣ165
neutron number87
relative atomic mass
164,999658 ± 0,000429 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
370 ± 180 us
spin7/2
nuclear quadrupole moment
таърихи кашф2019
parity-

decay modeintensity
α (α emission)100%

166Pt

Адади массавӣ166
neutron number88
relative atomic mass
165,994866 ± 0,000322 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
294 ± 62 us
spin0
nuclear quadrupole moment
0
таърихи кашф1996
parity+

decay modeintensity
α (α emission)100%

167Pt

Адади массавӣ167
neutron number89
relative atomic mass
166,99275 ± 0,000329 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
915 ± 123 us
spin7/2
nuclear quadrupole moment
таърихи кашф1996
parity-

decay modeintensity
α (α emission)100%

168Pt

Адади массавӣ168
neutron number90
relative atomic mass
167,988180196 ± 0,00016096 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
2,02 ± 0,1 ms
spin0
nuclear quadrupole moment
0
таърихи кашф1981
parity+

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

169Pt

Адади массавӣ169
neutron number91
relative atomic mass
168,986619 ± 0,000215 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
6,99 ± 0,09 ms
spin7/2
nuclear quadrupole moment
таърихи кашф1981
parity-

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

170Pt

Адади массавӣ170
neutron number92
relative atomic mass
169,982502087 ± 0,000019588 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
13,93 ± 0,16 ms
spin0
nuclear quadrupole moment
0
таърихи кашф1981
parity+

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

171Pt

Адади массавӣ171
neutron number93
relative atomic mass
170,981248868 ± 0,000086904 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
45,5 ± 2,5 ms
spin7/2
nuclear quadrupole moment
таърихи кашф1981
parity-

decay modeintensity
α (α emission)86%
β+ (β+ decay; β+ = ϵ + e+)

172Pt

Адади массавӣ172
neutron number94
relative atomic mass
171,977341059 ± 0,000011139 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
97,6 ± 1,3 ms
spin0
nuclear quadrupole moment
0
таърихи кашф1981
parity+

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

173Pt

Адади массавӣ173
neutron number95
relative atomic mass
172,976449922 ± 0,000068096 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
382 ± 2 ms
spin5/2
nuclear quadrupole moment
таърихи кашф1966
parity-

decay modeintensity
α (α emission)86%
β+ (β+ decay; β+ = ϵ + e+)

174Pt

Адади массавӣ174
neutron number96
relative atomic mass
173,972820431 ± 0,000011098 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
862 ± 8 ms
spin0
nuclear quadrupole moment
0
таърихи кашф1966
parity+

decay modeintensity
α (α emission)74.9%
β+ (β+ decay; β+ = ϵ + e+)

175Pt

Адади массавӣ175
neutron number97
relative atomic mass
174,972400593 ± 0,000019982 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,43 ± 0,04 s
spin7/2
nuclear quadrupole moment
таърихи кашф1966
parity-

decay modeintensity
α (α emission)64%
β+ (β+ decay; β+ = ϵ + e+)

176Pt

Адади массавӣ176
neutron number98
relative atomic mass
175,968938162 ± 0,000013647 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
6,33 ± 0,15 s
spin0
nuclear quadrupole moment
0
таърихи кашф1966
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)40%

177Pt

Адади массавӣ177
neutron number99
relative atomic mass
176,968469541 ± 0,00001609 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
10 ± 0,4 s
spin5/2
nuclear quadrupole moment
таърихи кашф1966
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)94.3%
α (α emission)5.7%

178Pt

Адади массавӣ178
neutron number100
relative atomic mass
177,965649288 ± 0,000010878 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
20,7 ± 0,7 s
spin0
nuclear quadrupole moment
0
таърихи кашф1966
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)92.3%
α (α emission)7.7%

179Pt

Адади массавӣ179
neutron number101
relative atomic mass
178,965358742 ± 0,000008563 Da
g-factor
0,86 ± 0,06
natural abundance
radioactivity☢️ radioactive element
half-life
21,2 ± 0,4 s
spin1/2
nuclear quadrupole moment
0
таърихи кашф1966
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.24%

180Pt

Адади массавӣ180
neutron number102
relative atomic mass
179,96303801 ± 0,00001079 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
56 ± 3 s
spin0
nuclear quadrupole moment
0
таърихи кашф1966
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)99.48%
α (α emission)0.52%

181Pt

Адади массавӣ181
neutron number103
relative atomic mass
180,963089946 ± 0,000014695 Da
g-factor
0,96 ± 0,04
natural abundance
radioactivity☢️ radioactive element
half-life
52 ± 2,2 s
spin1/2
nuclear quadrupole moment
0
таърихи кашф1966
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.074%

182Pt

Адади массавӣ182
neutron number104
relative atomic mass
181,961171605 ± 0,000014057 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
2,67 ± 0,12 m
spin0
nuclear quadrupole moment
0
таърихи кашф1963
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)0.962%
α (α emission)0.038%

183Pt

Адади массавӣ183
neutron number105
relative atomic mass
182,961595895 ± 0,000015261 Da
g-factor
1 ± 0,01
natural abundance
radioactivity☢️ radioactive element
half-life
6,5 ± 1 m
spin1/2
nuclear quadrupole moment
0
таърихи кашф1963
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.0096%

184Pt

Адади массавӣ184
neutron number106
relative atomic mass
183,959921929 ± 0,000015828 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
17,3 ± 0,2 m
spin0
nuclear quadrupole moment
0
таърихи кашф1963
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.0017%

185Pt

Адади массавӣ185
neutron number107
relative atomic mass
184,960613659 ± 0,000027731 Da
g-factor
-0,16 ± 0,0024444444444444
natural abundance
radioactivity☢️ radioactive element
half-life
70,9 ± 2,4 m
spin9/2
nuclear quadrupole moment
таърихи кашф1960
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.005%

186Pt

Адади массавӣ186
neutron number108
relative atomic mass
185,959350845 ± 0,000023344 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
2,08 ± 0,05 h
spin0
nuclear quadrupole moment
0
таърихи кашф1961
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)1.4%

187Pt

Адади массавӣ187
neutron number109
relative atomic mass
186,960616646 ± 0,000025837 Da
g-factor
-0,26466666666667 ± 0,0053333333333333
natural abundance
radioactivity☢️ radioactive element
half-life
2,35 ± 0,03 h
spin3/2
nuclear quadrupole moment
таърихи кашф1961
parity-

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

188Pt

Адади массавӣ188
neutron number110
relative atomic mass
187,959397521 ± 0,000005694 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
10,16 ± 0,18 d
spin0
nuclear quadrupole moment
0
таърихи кашф1954
parity+

decay modeintensity
ϵ (electron capture)100%
α (α emission)2.6%

189Pt

Адади массавӣ189
neutron number111
relative atomic mass
188,960848485 ± 0,000010832 Da
g-factor
-0,292 ± 0,0053333333333333
natural abundance
radioactivity☢️ radioactive element
half-life
10,87 ± 0,12 h
spin3/2
nuclear quadrupole moment
таърихи кашф1955
parity-

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

190Pt

Адади массавӣ190
neutron number112
relative atomic mass
189,959949823 ± 0,000000705 Da
g-factor
0
natural abundance
0,012 ± 0,002
radioactivity☢️ radioactive element
half-life
483 ± 3 Gy
spin0
nuclear quadrupole moment
0
таърихи кашф1949
parity+

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

191Pt

Адади массавӣ191
neutron number113
relative atomic mass
190,961676261 ± 0,00000443 Da
g-factor
-0,33266666666667 ± 0,0033333333333333
natural abundance
radioactivity☢️ radioactive element
half-life
2,83 ± 0,02 d
spin3/2
nuclear quadrupole moment
таърихи кашф1948
parity-

decay modeintensity
ϵ (electron capture)100%

192Pt

Адади массавӣ192
neutron number114
relative atomic mass
191,961042667 ± 0,000002758 Da
g-factor
0
natural abundance
0,782 ± 0,024
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
таърихи кашф1935
parity+

decay modeintensity
α (α emission)

193Pt

Адади массавӣ193
neutron number115
relative atomic mass
192,962984546 ± 0,000001458 Da
g-factor
1,202 ± 0,016
natural abundance
radioactivity☢️ radioactive element
half-life
50 ± 6 y
spin1/2
nuclear quadrupole moment
0
таърихи кашф1948
parity-

decay modeintensity
ϵ (electron capture)100%

194Pt

Адади массавӣ194
neutron number116
relative atomic mass
193,962683498 ± 0,000000532 Da
g-factor
0
natural abundance
32,864 ± 0,41
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
таърихи кашф1935
parity+

195Pt

Адади массавӣ195
neutron number117
relative atomic mass
194,964794325 ± 0,00000054 Da
g-factor
natural abundance
33,775 ± 0,24
radioactivity☢️ radioactive element
half-life
spin1/2
nuclear quadrupole moment
0
таърихи кашф1935
parity-

decay modeintensity
α (α emission)

196Pt

Адади массавӣ196
neutron number118
relative atomic mass
195,964954648 ± 0,000000547 Da
g-factor
0
natural abundance
25,211 ± 0,34
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
таърихи кашф1935
parity+

197Pt

Адади массавӣ197
neutron number119
relative atomic mass
196,96734303 ± 0,000000575 Da
g-factor
1,02 ± 0,04
natural abundance
radioactivity☢️ radioactive element
half-life
19,8915 ± 0,0019 h
spin1/2
nuclear quadrupole moment
0
таърихи кашф1936
parity-

decay modeintensity
β (β decay)100%

198Pt

Адади массавӣ198
neutron number120
relative atomic mass
197,967896718 ± 0,000002254 Da
g-factor
0
natural abundance
7,356 ± 0,13
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
таърихи кашф1935
parity+

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

199Pt

Адади массавӣ199
neutron number121
relative atomic mass
198,970597022 ± 0,000002317 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
30,8 ± 0,21 m
spin5/2
nuclear quadrupole moment
таърихи кашф1937
parity-

decay modeintensity
β (β decay)100%

200Pt

Адади массавӣ200
neutron number122
relative atomic mass
199,971444609 ± 0,000021588 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
12,6 ± 0,3 h
spin0
nuclear quadrupole moment
0
таърихи кашф1957
parity+

decay modeintensity
β (β decay)100%

201Pt

Адади массавӣ201
neutron number123
relative atomic mass
200,974513305 ± 0,000053788 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,5 ± 0,1 m
spin5/2
nuclear quadrupole moment
таърихи кашф1962
parity-

decay modeintensity
β (β decay)100%

202Pt

Адади массавӣ202
neutron number124
relative atomic mass
201,975639 ± 0,000027 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
44 ± 15 h
spin0
nuclear quadrupole moment
0
таърихи кашф1992
parity+

decay modeintensity
β (β decay)100%

203Pt

Адади массавӣ203
neutron number125
relative atomic mass
202,979055 ± 0,000215 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
22 ± 4 s
spin1/2
nuclear quadrupole moment
0
таърихи кашф2008
parity-

decay modeintensity
β (β decay)100%

204Pt

Адади массавӣ204
neutron number126
relative atomic mass
203,981084 ± 0,000215 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
10,3 ± 1,4 s
spin0
nuclear quadrupole moment
0
таърихи кашф2008
parity+

decay modeintensity
β (β decay)100%

205Pt

Адади массавӣ205
neutron number127
relative atomic mass
204,986237 ± 0,000322 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin9/2
nuclear quadrupole moment
таърихи кашф2009
parity+

decay modeintensity
β (β decay)

206Pt

Адади массавӣ206
neutron number128
relative atomic mass
205,99008 ± 0,000322 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
таърихи кашф2012
parity+

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

207Pt

Адади массавӣ207
neutron number129
relative atomic mass
206,995556 ± 0,000429 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin9/2
nuclear quadrupole moment
таърихи кашф2012
parity+

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

208Pt

Адади массавӣ208
neutron number130
relative atomic mass
207,999463 ± 0,000429 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
таърихи кашф2012
parity+

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

таърих

кошифJulius Scaliger
макони кашфItaly
таърихи кашф1735
РешашиносӣSpanish: platina (little silver).
pronunciationPLAT-n-em (Англисӣ)

source

Abundance
Abundance in Earth's crust
0,005 mg/kg
natural abundance (Уқёнус)
natural abundance (human body)
natural abundance (meteoroid)
0,000098 %
natural abundance (Офтоб)
0,0000009 %
Abundance in Universe
0,0000005 %

Nuclear Screening Constants

1s1.506
2p4.4746
2s20.3702
3d13.5027
3p22.1139
3s23.0157
4d37.37
4f38.494
4p35.2696
4s34.3612
5d58.5925
5p53.5805
5s51.412
6s67.2486