• Name: Iron

  • Symbol: Fe

  • Number of Energy Levels: 4

  • Electrons on the outer energy level: 2

  • Atomic Number: 26

  • Atomic Mass: 55.845 Amu

  • Protons / Electrons: 26

  • Neutrons: 30

  • Density: 7.86 g/cm3

  • Classification: Transition Metal

Top 12 interesting facts about Iron

  • Iron was discovered and known since ancient times. Its name derives from Latin word "ferrum" which means "iron".
  • Iron has its melting point at 1535.0 C (1808.15 K, 2795.0 F) and boiling point at 2750.0 C (3023.15 K, 4982.0 F).
  • By mass, iron is the most common element on Earth and the sixth in the universe.
  • Pure iron is softer than aluminum.
  • Iron is used in industry in combination with carbon to produce steel.
  • Iron has four stable naturally occurring isotopes 54-Fe, 56-Fe, 57-Fe, and 5-8Fe. The other isotopes are 52-Fe, 55-Fe, 59-Fe, and 60-Fe.
  • Iron is created in big and hot stars through a process called silicon burning process.
  • Mars surface is rich in iron which gives its red color.
  • Iron production started in Middle Bronze Age.
  • 95% of all metal produced in the world is iron.
  • Iron-proteins are present in all living organism.
  • Significant quantities of iron are found in meat and vegetable but the iron in meat is easily absorbed compared to the iron in vegetables.