Platinum

Platinum (Pt)

chemical element with symbol Pt and atomic number 78
Atomic Number78
Atomic Weight195.084
Nombor jisim195
Group10
Period6
Blockd
proton78 p+
neutron117 n0
Elektron78 e-
Animated Model Bohr of Pt (Platinum)

Sifat Fizikal

Jejari Atom
135 pm
molar volume
Jejari kovalen
123 pm
Metallic Radius
130 pm
ionic radius
60 pm
Crystal Radius
74 pm
Jejari van der Waals
213 pm
ketumpatan
21.5 g/cm³
Atomic Radii Of The Elements: Platinum0102030405060708090100110120130140150160170180190200210220pmJejari AtomJejari KovalenMetallic RadiusJejari van der Waals

Sifat Kimia

tenaga
proton affinity
Pertalian elektron
ionization energy
8.95883 eV/particle
ionization energy of Pt (Platinum)
Entalpi pengewapan
470 kJ/mol
entalpi pelakuran
21.76 kJ/mol
standard enthalpy of formation
565.7 kJ/mol
Elektron
Petala elektron2, 8, 18, 32, 17, 1
Model Bohr: Pt (Platinum)
Elektron valens1
Teori ion Lewis: Pt (Platinum)
tatarajah elektron[Xe] 4f14 5d9 6s1
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d9 6s1
Enhanced Model Bohr of Pt (Platinum)
Orbital Diagram of Pt (Platinum)
Keadaan pengoksidaan-3, -2, -1, 0, 1, 2, 3, 4, 5, 6
Keelektronegatifan
2.2
Electrophilicity Index
2.249320350691278 eV/particle
keadaan jirim asas
fasa jirimSolid
gaseous state of matter
Boiling Point
4,098.15 K
Melting Point
2,041.35 K
critical pressure
critical temperature
triple point
rupa
warna
Gray
rupasilvery white
indeks biasan
sifat bahan
Thermal Conductivity
71.6 W/(m K)
Pengembangan terma
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
Kekonduksian elektrik
9.4 MS/m
Kerintangan dan kekonduksian elektrik
0.00000011 m Ω
Kesuperkonduksian
kemagnetan
typeparamagnetic
magnetic susceptibility (Mass)
0.0000000122 m³/Kg
magnetic susceptibility (Molar)
0.00000000238 m³/mol
magnetic susceptibility (Volume)
0.0002573
magnetic ordering
Suhu Curie
Néel temperature
struktur
Crystal StructureFace Centered Cubic (FCC)
lattice constant
3.92 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
3.5 MPa
Modulus pukal
230 GPa
shear modulus
61 GPa
Young's modulus
168 GPa
Nisbah Poisson
0.38
Kelajuan bunyi
2,680 m/s
pengelasan
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
Nombor kuantum3D3
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

Nombor jisim165
nombor neutron87
jisim atom relatif
164.999658 ± 0.000429 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
370 ± 180 us
Spin7/2
nuclear quadrupole moment
tarikh penemuan2019
parity-

decay modeKeamatan (fizik)
α (α emission)100%

166Pt

Nombor jisim166
nombor neutron88
jisim atom relatif
165.994866 ± 0.000322 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
294 ± 62 us
Spin0
nuclear quadrupole moment
0
tarikh penemuan1996
parity+

decay modeKeamatan (fizik)
α (α emission)100%

167Pt

Nombor jisim167
nombor neutron89
jisim atom relatif
166.99275 ± 0.000329 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
915 ± 123 us
Spin7/2
nuclear quadrupole moment
tarikh penemuan1996
parity-

decay modeKeamatan (fizik)
α (α emission)100%

168Pt

Nombor jisim168
nombor neutron90
jisim atom relatif
167.988180196 ± 0.00016096 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.02 ± 0.1 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1981
parity+

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

169Pt

Nombor jisim169
nombor neutron91
jisim atom relatif
168.986619 ± 0.000215 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
6.99 ± 0.09 ms
Spin7/2
nuclear quadrupole moment
tarikh penemuan1981
parity-

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

170Pt

Nombor jisim170
nombor neutron92
jisim atom relatif
169.982502087 ± 0.000019588 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
13.93 ± 0.16 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1981
parity+

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

171Pt

Nombor jisim171
nombor neutron93
jisim atom relatif
170.981248868 ± 0.000086904 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
45.5 ± 2.5 ms
Spin7/2
nuclear quadrupole moment
tarikh penemuan1981
parity-

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

172Pt

Nombor jisim172
nombor neutron94
jisim atom relatif
171.977341059 ± 0.000011139 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
97.6 ± 1.3 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1981
parity+

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

173Pt

Nombor jisim173
nombor neutron95
jisim atom relatif
172.976449922 ± 0.000068096 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
382 ± 2 ms
Spin5/2
nuclear quadrupole moment
tarikh penemuan1966
parity-

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

174Pt

Nombor jisim174
nombor neutron96
jisim atom relatif
173.972820431 ± 0.000011098 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
862 ± 8 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1966
parity+

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

175Pt

Nombor jisim175
nombor neutron97
jisim atom relatif
174.972400593 ± 0.000019982 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.43 ± 0.04 s
Spin7/2
nuclear quadrupole moment
tarikh penemuan1966
parity-

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

176Pt

Nombor jisim176
nombor neutron98
jisim atom relatif
175.968938162 ± 0.000013647 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
6.33 ± 0.15 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1966
parity+

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

177Pt

Nombor jisim177
nombor neutron99
jisim atom relatif
176.968469541 ± 0.00001609 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
10 ± 0.4 s
Spin5/2
nuclear quadrupole moment
tarikh penemuan1966
parity-

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

178Pt

Nombor jisim178
nombor neutron100
jisim atom relatif
177.965649288 ± 0.000010878 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
20.7 ± 0.7 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1966
parity+

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

179Pt

Nombor jisim179
nombor neutron101
jisim atom relatif
178.965358742 ± 0.000008563 Da
g-factor
0.86 ± 0.06
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
21.2 ± 0.4 s
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1966
parity-

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

180Pt

Nombor jisim180
nombor neutron102
jisim atom relatif
179.96303801 ± 0.00001079 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
56 ± 3 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1966
parity+

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

181Pt

Nombor jisim181
nombor neutron103
jisim atom relatif
180.963089946 ± 0.000014695 Da
g-factor
0.96 ± 0.04
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
52 ± 2.2 s
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1966
parity-

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

182Pt

Nombor jisim182
nombor neutron104
jisim atom relatif
181.961171605 ± 0.000014057 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.67 ± 0.12 m
Spin0
nuclear quadrupole moment
0
tarikh penemuan1963
parity+

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

183Pt

Nombor jisim183
nombor neutron105
jisim atom relatif
182.961595895 ± 0.000015261 Da
g-factor
1 ± 0.01
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
6.5 ± 1 m
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1963
parity-

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

184Pt

Nombor jisim184
nombor neutron106
jisim atom relatif
183.959921929 ± 0.000015828 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
17.3 ± 0.2 m
Spin0
nuclear quadrupole moment
0
tarikh penemuan1963
parity+

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

185Pt

Nombor jisim185
nombor neutron107
jisim atom relatif
184.960613659 ± 0.000027731 Da
g-factor
-0.16 ± 0.0024444444444444
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
70.9 ± 2.4 m
Spin9/2
nuclear quadrupole moment
tarikh penemuan1960
parity+

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

186Pt

Nombor jisim186
nombor neutron108
jisim atom relatif
185.959350845 ± 0.000023344 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.08 ± 0.05 h
Spin0
nuclear quadrupole moment
0
tarikh penemuan1961
parity+

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

187Pt

Nombor jisim187
nombor neutron109
jisim atom relatif
186.960616646 ± 0.000025837 Da
g-factor
-0.26466666666667 ± 0.0053333333333333
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.35 ± 0.03 h
Spin3/2
nuclear quadrupole moment
tarikh penemuan1961
parity-

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

188Pt

Nombor jisim188
nombor neutron110
jisim atom relatif
187.959397521 ± 0.000005694 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
10.16 ± 0.18 d
Spin0
nuclear quadrupole moment
0
tarikh penemuan1954
parity+

decay modeKeamatan (fizik)
ϵ (electron capture)100%
α (α emission)2.6%

189Pt

Nombor jisim189
nombor neutron111
jisim atom relatif
188.960848485 ± 0.000010832 Da
g-factor
-0.292 ± 0.0053333333333333
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
10.87 ± 0.12 h
Spin3/2
nuclear quadrupole moment
tarikh penemuan1955
parity-

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

190Pt

Nombor jisim190
nombor neutron112
jisim atom relatif
189.959949823 ± 0.000000705 Da
g-factor
0
natural abundance
0.012 ± 0.002
Reputan radioaktif☢️ radioactive element
setengah hayat
483 ± 3 Gy
Spin0
nuclear quadrupole moment
0
tarikh penemuan1949
parity+

decay modeKeamatan (fizik)
α (α emission)100%
+ (double β+ decay)

191Pt

Nombor jisim191
nombor neutron113
jisim atom relatif
190.961676261 ± 0.00000443 Da
g-factor
-0.33266666666667 ± 0.0033333333333333
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.83 ± 0.02 d
Spin3/2
nuclear quadrupole moment
tarikh penemuan1948
parity-

decay modeKeamatan (fizik)
ϵ (electron capture)100%

192Pt

Nombor jisim192
nombor neutron114
jisim atom relatif
191.961042667 ± 0.000002758 Da
g-factor
0
natural abundance
0.782 ± 0.024
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan1935
parity+

decay modeKeamatan (fizik)
α (α emission)

193Pt

Nombor jisim193
nombor neutron115
jisim atom relatif
192.962984546 ± 0.000001458 Da
g-factor
1.202 ± 0.016
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
50 ± 6 y
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1948
parity-

decay modeKeamatan (fizik)
ϵ (electron capture)100%

194Pt

Nombor jisim194
nombor neutron116
jisim atom relatif
193.962683498 ± 0.000000532 Da
g-factor
0
natural abundance
32.864 ± 0.41
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin0
nuclear quadrupole moment
0
tarikh penemuan1935
parity+

195Pt

Nombor jisim195
nombor neutron117
jisim atom relatif
194.964794325 ± 0.00000054 Da
g-factor
natural abundance
33.775 ± 0.24
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1935
parity-

decay modeKeamatan (fizik)
α (α emission)

196Pt

Nombor jisim196
nombor neutron118
jisim atom relatif
195.964954648 ± 0.000000547 Da
g-factor
0
natural abundance
25.211 ± 0.34
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin0
nuclear quadrupole moment
0
tarikh penemuan1935
parity+

197Pt

Nombor jisim197
nombor neutron119
jisim atom relatif
196.96734303 ± 0.000000575 Da
g-factor
1.02 ± 0.04
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
19.8915 ± 0.0019 h
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1936
parity-

decay modeKeamatan (fizik)
β (β decay)100%

198Pt

Nombor jisim198
nombor neutron120
jisim atom relatif
197.967896718 ± 0.000002254 Da
g-factor
0
natural abundance
7.356 ± 0.13
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan1935
parity+

decay modeKeamatan (fizik)
(double β decay)
α (α emission)

199Pt

Nombor jisim199
nombor neutron121
jisim atom relatif
198.970597022 ± 0.000002317 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
30.8 ± 0.21 m
Spin5/2
nuclear quadrupole moment
tarikh penemuan1937
parity-

decay modeKeamatan (fizik)
β (β decay)100%

200Pt

Nombor jisim200
nombor neutron122
jisim atom relatif
199.971444609 ± 0.000021588 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
12.6 ± 0.3 h
Spin0
nuclear quadrupole moment
0
tarikh penemuan1957
parity+

decay modeKeamatan (fizik)
β (β decay)100%

201Pt

Nombor jisim201
nombor neutron123
jisim atom relatif
200.974513305 ± 0.000053788 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.5 ± 0.1 m
Spin5/2
nuclear quadrupole moment
tarikh penemuan1962
parity-

decay modeKeamatan (fizik)
β (β decay)100%

202Pt

Nombor jisim202
nombor neutron124
jisim atom relatif
201.975639 ± 0.000027 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
44 ± 15 h
Spin0
nuclear quadrupole moment
0
tarikh penemuan1992
parity+

decay modeKeamatan (fizik)
β (β decay)100%

203Pt

Nombor jisim203
nombor neutron125
jisim atom relatif
202.979055 ± 0.000215 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
22 ± 4 s
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan2008
parity-

decay modeKeamatan (fizik)
β (β decay)100%

204Pt

Nombor jisim204
nombor neutron126
jisim atom relatif
203.981084 ± 0.000215 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
10.3 ± 1.4 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan2008
parity+

decay modeKeamatan (fizik)
β (β decay)100%

205Pt

Nombor jisim205
nombor neutron127
jisim atom relatif
204.986237 ± 0.000322 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin9/2
nuclear quadrupole moment
tarikh penemuan2009
parity+

decay modeKeamatan (fizik)
β (β decay)

206Pt

Nombor jisim206
nombor neutron128
jisim atom relatif
205.99008 ± 0.000322 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan2012
parity+

decay modeKeamatan (fizik)
β (β decay)
β n (β-delayed neutron emission)

207Pt

Nombor jisim207
nombor neutron129
jisim atom relatif
206.995556 ± 0.000429 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin9/2
nuclear quadrupole moment
tarikh penemuan2012
parity+

decay modeKeamatan (fizik)
β (β decay)
β n (β-delayed neutron emission)

208Pt

Nombor jisim208
nombor neutron130
jisim atom relatif
207.999463 ± 0.000429 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan2012
parity+

decay modeKeamatan (fizik)
β (β decay)
β n (β-delayed neutron emission)
Platinum crystals

sejarah

penemu atau perekaJulius Scaliger
tempat penemuanItaly
tarikh penemuan1735
EtimologiSpanish: platina (little silver).
sebutanPLAT-n-em (Inggeris)

sumber

Abundance
Abundance in Earth's crust
0.005 mg/kg
natural abundance (lautan)
natural abundance (Tubuh manusia)
natural abundance (Meteoroid)
0.000098 %
natural abundance (Matahari)
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