Detailed Product Description Integrated CharactersName, Symbol, No. Indium, In, 49Series Weak MetalGroup, Period, Block13(A),5,PDensity & Hardness ... Configuration On Each Energy Level2 ,8,18,18,3Oxide Value (Oxide)3(Amphoteric)Crystal StructureTetragonalPhysical PropertiesSubstance StateSolid StateMelting Point429.75K (156 ...