Iron
Iron is a chemical element with symbol Fe and atomic number Fe in period 4. It appears as a lustrous metallic with a grayish tinge. It is a Solid
Chemical properties
[edit]Iron has an atomic mass of 55.8452, a boiling point of 3134, a density of 7.874, a melting point of 1811, a molar heat of 25.1, an electron configuration of 1s2 2s2 2p6 3s2 3p6 3d6 4s2, and an electron affinity of 14.785.