Chemically, the most common oxidation states of iron are iron (II) and iron (III). Iron shares many properties with other transition metals, including the other group 8 elements, ruthenium and osmium. …

Mar 21, 2026 · Iron makes up 5 percent of Earth’s crust and is second to aluminum in abundance among the metals. Because it is the chief constituent of Earth’s core, iron is the most abundant …

Jul 25, 2024 · Iron is a key component to making sure that your body has oxygen-rich blood. That’s important for your brain, immune system and more.

Iron is important for healthy brain development and growth in children, and for the normal production and function of various cells and hormones. Iron from food comes in two forms: heme and non-heme. …

Dec 9, 2025 · Iron is a mineral that plays several important roles in health. Read on to learn about the benefits and potential risks of iron supplements.

Jan 21, 2025 · Iron is renowned for its magnetic properties, high malleability, ductility, and its ability to form various alloys with many other metals. Alloys of iron, such as steel, are crucial in modern …

Iron is the cheapest and one of the most abundant of all metals, comprising nearly 5.6% of the earth's crust and nearly all of the earth's core. Iron is primarily obtained from the minerals hematite (Fe 2 O …

Element Iron (Fe), Group 8, Atomic Number 26, d-block, Mass 55.845. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

Jun 24, 2024 · Our bodies need the right amount of iron to function properly. Read about what can happen when you consume too much or too little of it.

Physical properties Iron is a grey, silvery metal. It is magnetic, though different allotropes of iron have different magnetic qualities. Iron is easily found, mined and smelted, which is why it is so useful. Pure …