Silicon vs Rhodium

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PropertySi SiliconRh Rhodium
Atomic number1445
SymbolSiRh
NameSiliconRhodium
Categorymetalloidtransition-metal
Standard Atomic Weight28.085 u102.9055 u
Period35
Group149
Blockps
Phase at STPsolidsolid
Electron configuration[Ne]3s23p2[Kr]5s14d8
Oxidation states[-4, -3, -2, -1, 0, 1, 2, 3, 4][-3, -1, 1, 2, 3, 4, 5, 6, 7]
Electronegativity (Pauling)1.92.28
Electron affinity1.385 eV1.137 eV
Density2329.6 kg/m³1.240000e+4 kg/m³
Melting point1413.85 °C1963.85 °C
Boiling point3264.85 °C3694.85 °C
Discovery year18241803