Iron is an element that has been known since ancient times and has been an important part in the develop of humans. Iron artifacts have been found dating to 5000 BC and it is known that between 1300-1200BC Iron was easily smelted by humans and replaced bronze as the common metal for making weapons and armour. It was around 1000BC that molten Iron and carbon were mixed together to produce the alloy of steel. Iron’s symbol is Fe after the Latin ‘ferrum’ meaning iron. Iron is a well known magnetic compound due to its unpaired electrons. One third of the Earth’s mass is iron, believed to be in the core producing magnetic poles at North and South. Iron is widely used in construction especially the manufacturing of steel. It is widely used in the human body where it is important in oxygen transport in hemoglobin. It is located in Group 8 and it has a melting point of 1538°c and a boiling point of 2862°c being a solid metal at room temperature.
Known to the ancients.