Iron - Wikipedia
WebIron is a chemical element; it has symbol Fe (from Latin ferrum 'iron') and atomic number 26. It is a metal that belongs to the first transition series and group 8 of the periodic table. It is, by mass, the most common element on Earth, forming much of …
Iron deficiency - Wikipedia
WebIron is needed for many enzymes to function normally, so a wide range of symptoms may eventually emerge, either as the secondary result of the anemia, or as other primary results of iron deficiency. Symptoms of iron deficiency include: [citation needed] fatigue. dizziness / lightheadedness. pallor.
Iron - Wikiwand
WebIron is a chemical element; it has symbol Fe and atomic number 26. It is a metal that belongs to the first transition series and group 8 of the periodic table. It is, by mass, the most common element on Earth, forming much of Earth's outer and inner core.
Iron | Element, Occurrence, Uses, Properties, & Compounds
WebIron (Fe), chemical element and one of the transition elements, the most-used and cheapest metal. Iron makes up 5 percent of Earth’s crust and is second in abundance to aluminum among the metals. Iron, which is the chief constituent of Earth’s core, is the most abundant element in Earth as a whole.
Facts about iron - Live Science
WebAug 23, 2017 · Iron is a brittle, hard substance, classified as a metal in Group 8 on the Periodic Table of the Elements. The most abundant of all metals, its pure form rapidly corrodes from exposure to moist...
Iron - Simple English Wikipedia, the free encyclopedia
WebThis article is about iron the metal. For the tool called iron, see ironing. A chunk of iron. Iron is a chemical element and a metal. It is the most common chemical element on Earth (by mass), and the most widely used metal. It makes up much of the Earth's core, and is the fourth most common element in the Earth's crust.
Iron - Element information, properties and uses | Periodic Table
WebIron is the fourth most abundant element, by mass, in the Earth’s crust. The core of the Earth is thought to be largely composed of iron with nickel and sulfur. The most common iron-containing ore is haematite, but iron is found widely distributed in other minerals such as magnetite and taconite.
iron summary | Britannica
Webiron, Metallic chemical element, one of the transition element s, chemical symbol Fe, atomic number 26. Iron is the most used and cheapest metal, the second most abundant metal and fourth most abundant element in Earth’s crust.
Iron | The Nutrition Source - Harvard T.H. Chan School of Public …
WebIron is an important mineral that helps maintain healthy blood. A lack of iron is called iron-deficiency anemia, which affects about 4-5 million Americans yearly. [1] It is the most common nutritional deficiency worldwide, causing extreme fatigue and lightheadedness.
Iron Element Facts - ThoughtCo
WebOct 2, 2019 · Iron is the 4th most abundant element in the Earth's crust. The Earth's core is believed to be comprised primarily of iron. Pure iron is chemically reactive and corrodes rapidly, especially in moist air or at elevated temperatures. There are four allotropes of iron known as 'ferrites'.
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