Indium
Indium
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Indium ΒΆ
AtomicNumber: 49
Element: Indium
Symbol: In
AtomicMass: 114.818
NumberofNeutrons: 66
NumberofProtons: 49
NumberofElectrons: 49
Period: 5
Group: 13.0
Phase: solid
Radioactive: nan
Natural: yes
Metal: yes
Nonmetal: nan
Metalloid: nan
Type: Metal
AtomicRadius: 2.0
Electronegativity: 1.78
FirstIonization: 5.7864
Density: 7.31
MeltingPoint: 429.91
BoilingPoint: 2345.0
NumberOfIsotopes: 34.0
Discoverer: Reich and Richter
Year: 1863.0
SpecificHeat: 0.233
NumberofShells: 5
NumberofValence: 3.0