Platinum, Witgoud †

Platinum, Witgoud † (Pt)

chemical element with symbol Pt and atomic number 78
Atomic Number78
Atomic Weight195.084
Massagetal195
Group10
Period6
Blockd
proton78 p+
neutron117 n0
elektron78 e-
Animated Bohr model of Pt (Platinum, Witgoud †)

Physical Property

Atoomradius
135 pm
molar volume
Covalent Radius
123 pm
Metallic Radius
130 pm
Ioonradius
60 pm
Crystal Radius
74 pm
Van der Waals radius
213 pm
density
21,5 g/cm³
Atomic Radii Of The Elements: Platinum, Witgoud †020406080100120140160180200220pmAtoomradiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energie
proton affinity
electron affinity
ionization energy
8,95883 eV/particle
ionization energy of Pt (Platinum, Witgoud †)
Verdampingswarmte
470 kJ/mol
smeltingswarmte
21,76 kJ/mol
Vormingsentalpie
565,7 kJ/mol
elektron
Elektronskil2, 8, 18, 32, 17, 1
Bohr model: Pt (Platinum, Witgoud †)
Valenselektrone1
Lewisteorie: Pt (Platinum, Witgoud †)
elektronkonfigurasie[Xe] 4f14 5d9 6s1
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d9 6s1
Enhanced Bohr model of Pt (Platinum, Witgoud †)
Orbital Diagram of Pt (Platinum, Witgoud †)
Oksidasietoestand-3, -2, -1, 0, 1, 2, 3, 4, 5, 6
Elektronegatiwiteit
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
kleur
Gray
appearancesilvery white
Brekingsindeks
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
0,133 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
Geleidingsvermoë
9,4 MS/m
Elektriese resistiwiteit
0,00000011 m Ω
superconductivity
Magnetisme
typeparamagnetic
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
structure
Crystal StructureFace Centered Cubic (FCC)
lattice constant
3,92 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
3,5 MPa
Massamodulus
230 GPa
Skuifmodulus
61 GPa
Young se modulus
168 GPa
Poisson se verhouding
0,38
Spoed van klank
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
quantum number3D3
Ruimtegroep225 (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

Massagetal165
neutron number87
relative atomic mass
164,999658 ± 0,000429 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
370 ± 180 us
spin7/2
nuclear quadrupole moment
ontdekkingsdatum2019
parity-

decay modeintensity
α (α emission)100%

166Pt

Massagetal166
neutron number88
relative atomic mass
165,994866 ± 0,000322 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
294 ± 62 us
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1996
parity+

decay modeintensity
α (α emission)100%

167Pt

Massagetal167
neutron number89
relative atomic mass
166,99275 ± 0,000329 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
915 ± 123 us
spin7/2
nuclear quadrupole moment
ontdekkingsdatum1996
parity-

decay modeintensity
α (α emission)100%

168Pt

Massagetal168
neutron number90
relative atomic mass
167,988180196 ± 0,00016096 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
2,02 ± 0,1 ms
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1981
parity+

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

169Pt

Massagetal169
neutron number91
relative atomic mass
168,986619 ± 0,000215 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
6,99 ± 0,09 ms
spin7/2
nuclear quadrupole moment
ontdekkingsdatum1981
parity-

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

170Pt

Massagetal170
neutron number92
relative atomic mass
169,982502087 ± 0,000019588 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
13,93 ± 0,16 ms
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1981
parity+

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

171Pt

Massagetal171
neutron number93
relative atomic mass
170,981248868 ± 0,000086904 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
45,5 ± 2,5 ms
spin7/2
nuclear quadrupole moment
ontdekkingsdatum1981
parity-

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

172Pt

Massagetal172
neutron number94
relative atomic mass
171,977341059 ± 0,000011139 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
97,6 ± 1,3 ms
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1981
parity+

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

173Pt

Massagetal173
neutron number95
relative atomic mass
172,976449922 ± 0,000068096 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
382 ± 2 ms
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1966
parity-

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

174Pt

Massagetal174
neutron number96
relative atomic mass
173,972820431 ± 0,000011098 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
862 ± 8 ms
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1966
parity+

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

175Pt

Massagetal175
neutron number97
relative atomic mass
174,972400593 ± 0,000019982 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
2,43 ± 0,04 s
spin7/2
nuclear quadrupole moment
ontdekkingsdatum1966
parity-

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

176Pt

Massagetal176
neutron number98
relative atomic mass
175,968938162 ± 0,000013647 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
6,33 ± 0,15 s
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1966
parity+

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

177Pt

Massagetal177
neutron number99
relative atomic mass
176,968469541 ± 0,00001609 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
10 ± 0,4 s
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1966
parity-

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

178Pt

Massagetal178
neutron number100
relative atomic mass
177,965649288 ± 0,000010878 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
20,7 ± 0,7 s
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1966
parity+

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

179Pt

Massagetal179
neutron number101
relative atomic mass
178,965358742 ± 0,000008563 Da
g-factor
0,86 ± 0,06
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
21,2 ± 0,4 s
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1966
parity-

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

180Pt

Massagetal180
neutron number102
relative atomic mass
179,96303801 ± 0,00001079 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
56 ± 3 s
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1966
parity+

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

181Pt

Massagetal181
neutron number103
relative atomic mass
180,963089946 ± 0,000014695 Da
g-factor
0,96 ± 0,04
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
52 ± 2,2 s
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1966
parity-

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

182Pt

Massagetal182
neutron number104
relative atomic mass
181,961171605 ± 0,000014057 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
2,67 ± 0,12 m
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1963
parity+

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

183Pt

Massagetal183
neutron number105
relative atomic mass
182,961595895 ± 0,000015261 Da
g-factor
1 ± 0,01
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
6,5 ± 1 m
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1963
parity-

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

184Pt

Massagetal184
neutron number106
relative atomic mass
183,959921929 ± 0,000015828 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
17,3 ± 0,2 m
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1963
parity+

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

185Pt

Massagetal185
neutron number107
relative atomic mass
184,960613659 ± 0,000027731 Da
g-factor
-0,16 ± 0,0024444444444444
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
70,9 ± 2,4 m
spin9/2
nuclear quadrupole moment
ontdekkingsdatum1960
parity+

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

186Pt

Massagetal186
neutron number108
relative atomic mass
185,959350845 ± 0,000023344 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
2,08 ± 0,05 h
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1961
parity+

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

187Pt

Massagetal187
neutron number109
relative atomic mass
186,960616646 ± 0,000025837 Da
g-factor
-0,26466666666667 ± 0,0053333333333333
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
2,35 ± 0,03 h
spin3/2
nuclear quadrupole moment
ontdekkingsdatum1961
parity-

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

188Pt

Massagetal188
neutron number110
relative atomic mass
187,959397521 ± 0,000005694 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
10,16 ± 0,18 d
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1954
parity+

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

189Pt

Massagetal189
neutron number111
relative atomic mass
188,960848485 ± 0,000010832 Da
g-factor
-0,292 ± 0,0053333333333333
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
10,87 ± 0,12 h
spin3/2
nuclear quadrupole moment
ontdekkingsdatum1955
parity-

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

190Pt

Massagetal190
neutron number112
relative atomic mass
189,959949823 ± 0,000000705 Da
g-factor
0
natural abundance
0,012 ± 0,002
radioaktiwiteit☢️ radioactive element
Halfleeftyd
483 ± 3 Gy
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1949
parity+

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

191Pt

Massagetal191
neutron number113
relative atomic mass
190,961676261 ± 0,00000443 Da
g-factor
-0,33266666666667 ± 0,0033333333333333
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
2,83 ± 0,02 d
spin3/2
nuclear quadrupole moment
ontdekkingsdatum1948
parity-

decay modeintensity
ϵ (electron capture)100%

192Pt

Massagetal192
neutron number114
relative atomic mass
191,961042667 ± 0,000002758 Da
g-factor
0
natural abundance
0,782 ± 0,024
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1935
parity+

decay modeintensity
α (α emission)

193Pt

Massagetal193
neutron number115
relative atomic mass
192,962984546 ± 0,000001458 Da
g-factor
1,202 ± 0,016
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
50 ± 6 y
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1948
parity-

decay modeintensity
ϵ (electron capture)100%

194Pt

Massagetal194
neutron number116
relative atomic mass
193,962683498 ± 0,000000532 Da
g-factor
0
natural abundance
32,864 ± 0,41
radioaktiwiteitStabiele isotoop
HalfleeftydNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1935
parity+

195Pt

Massagetal195
neutron number117
relative atomic mass
194,964794325 ± 0,00000054 Da
g-factor
natural abundance
33,775 ± 0,24
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1935
parity-

decay modeintensity
α (α emission)

196Pt

Massagetal196
neutron number118
relative atomic mass
195,964954648 ± 0,000000547 Da
g-factor
0
natural abundance
25,211 ± 0,34
radioaktiwiteitStabiele isotoop
HalfleeftydNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1935
parity+

197Pt

Massagetal197
neutron number119
relative atomic mass
196,96734303 ± 0,000000575 Da
g-factor
1,02 ± 0,04
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
19,8915 ± 0,0019 h
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1936
parity-

decay modeintensity
β (β decay)100%

198Pt

Massagetal198
neutron number120
relative atomic mass
197,967896718 ± 0,000002254 Da
g-factor
0
natural abundance
7,356 ± 0,13
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1935
parity+

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

199Pt

Massagetal199
neutron number121
relative atomic mass
198,970597022 ± 0,000002317 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
30,8 ± 0,21 m
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1937
parity-

decay modeintensity
β (β decay)100%

200Pt

Massagetal200
neutron number122
relative atomic mass
199,971444609 ± 0,000021588 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
12,6 ± 0,3 h
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1957
parity+

decay modeintensity
β (β decay)100%

201Pt

Massagetal201
neutron number123
relative atomic mass
200,974513305 ± 0,000053788 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
2,5 ± 0,1 m
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1962
parity-

decay modeintensity
β (β decay)100%

202Pt

Massagetal202
neutron number124
relative atomic mass
201,975639 ± 0,000027 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
44 ± 15 h
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1992
parity+

decay modeintensity
β (β decay)100%

203Pt

Massagetal203
neutron number125
relative atomic mass
202,979055 ± 0,000215 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
22 ± 4 s
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum2008
parity-

decay modeintensity
β (β decay)100%

204Pt

Massagetal204
neutron number126
relative atomic mass
203,981084 ± 0,000215 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
10,3 ± 1,4 s
spin0
nuclear quadrupole moment
0
ontdekkingsdatum2008
parity+

decay modeintensity
β (β decay)100%

205Pt

Massagetal205
neutron number127
relative atomic mass
204,986237 ± 0,000322 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin9/2
nuclear quadrupole moment
ontdekkingsdatum2009
parity+

decay modeintensity
β (β decay)

206Pt

Massagetal206
neutron number128
relative atomic mass
205,99008 ± 0,000322 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin0
nuclear quadrupole moment
0
ontdekkingsdatum2012
parity+

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

207Pt

Massagetal207
neutron number129
relative atomic mass
206,995556 ± 0,000429 Da
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin9/2
nuclear quadrupole moment
ontdekkingsdatum2012
parity+

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

208Pt

Massagetal208
neutron number130
relative atomic mass
207,999463 ± 0,000429 Da
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin0
nuclear quadrupole moment
0
ontdekkingsdatum2012
parity+

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

geskiedenis

Ontdek deurJulius Scaliger
ligging van ontdekkingItaly
ontdekkingsdatum1735
etimologieSpanish: platina (little silver).
uitspraakPLAT-n-em (Engels)

source

Abundance
Abundance in Earth's crust
0,005 mg/kg
natural abundance (oseaan)
natural abundance (human body)
natural abundance (Meteoroïde)
0,000098 %
natural abundance (Son)
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