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Palladi.
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| Descobridor o inventaire
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| Data de descobèrta
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| Contrari
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| Color
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| Simbòl de quantitat
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| Simbòl d'unitat
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| Proprietat de
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| Fondador
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| Compren
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| Data de debuta
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| Data de fin
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| Precedit per
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| Seguit per
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| Coordenadas
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Ni
↑
Pd
↓
Pt
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| Generalitats
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| Nom, Simbòl, Numèro
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palladi, Pd, 46
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| Tièra quimica |
metals de transicion
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| Grop, Periòde, Blòc
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10, 5, d
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| Aparéncia |
silvery white metallic
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| Massa atomica |
106.42(1) g/mol
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| Configuracion electronica |
[Kr] 4d10
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| Electrons per nivèl energetic |
2, 8, 18, 18
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| Proprietats fisicas
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| Fasa |
solid
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| Densitat (temperatura ambienta) |
12.023 g/cm³
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| Densitat liquida al punt de fusion |
10.38 g/cm³
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| Punt de fusion |
1828.05 K
(1554.9 °C, 2830.82 °F)
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| Punt d'ebullicion |
3236 K
(2963 °C, 5365 °F)
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| Calor de fusion |
16.74 kJ/mol
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| Calor de vaporizacion |
362 kJ/mol
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| Capacitat calorifica |
(25 °C) 25.98 J/(mol·K)
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Pression de vapor
| P/Pa |
1 |
10 |
100 |
1 k |
10 k |
100 k
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| a T/K |
1721 |
1897 |
2117 |
2395 |
2753 |
3234
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| Proprietats atomicas
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| Estructura cristallina |
cubica de fàcia centrada
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| Estat d'oxidacion |
±1
(oxid leugièrament basic)
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| Electronegativitat |
2.20 (Escala de Pauling)
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| Potencials d'ionizacion
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1èr : 804.4 kJ/mol
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| 2nd : 1870 kJ/mol
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| 3en : 3177 kJ/mol
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| Rai atomic |
140 pm
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| Rai atomic calculat |
169 pm
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| Rai covalent |
131 pm
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| Rai de Van der Waals |
163 pm
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| Informacions divèrsas
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| Magnetisme |
pas de donada
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| Resistivitat electrica |
(20 °C) 105.4 nΩ·m
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| Conductivitat termica |
(300 K) 71.8 W/(m·K)
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| Dilatacion termica |
(25 °C) 11.8 µm/(m·K)
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| Velocitat del son |
(20 °C) 3070 m/s
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| Modul de Young |
121 GPa
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| Shear modulus |
44 GPa
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| Modul de Bulk |
180 GPa
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| Coeficient de Poisson |
0.39
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| Duretat de Mohs |
4.75
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| Vickers hardness |
461 MPa
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| Duretat de Brinell |
37.3 MPa
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| Numèro CAS |
7440-05-3
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| Isotòps pus estables
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Article : Isotòps del (de l') palladi
| iso
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NA
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Mièja vida
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MD
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ED (MeV)
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PD
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| 100Pd
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syn
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3.63 d
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ε
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-
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107Rh
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| γ
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0.084, 0.074,
0.126
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-
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| 102Pd
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1.02%
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Pd es estable amb 56 neutrons
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| 103Pd
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syn
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16.991 d
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ε
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-
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103Rh
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| 104Pd
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11.14%
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Pd es estable amb 58 neutrons
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| 105Pd
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22.33%
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Pd es estable amb 59 neutrons
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| 106Pd
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27.33%
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Pd es estable amb 60 neutrons
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| 107Pd
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syn
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6.5×106 y
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β-
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0.033
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107Ag
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| 108Pd
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26.46%
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Pd es estable amb 62 neutrons
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| 110Pd
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11.72%
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Pd es estable amb 64 neutrons
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