Articles by others on the same topic
Iron is a chemical element with the symbol Fe (from the Latin "ferrum") and atomic number 26. It is a metal in the first transition series and is one of the most abundant elements in the universe, making up about 5% of the Earth's crust. Here are some key points about iron: 1. **Physical Properties**: Iron is a dense, malleable, ductile metal that has a silvery-gray appearance.