iron [Fe]

From the Anglo-Saxon iron. Fe comes from the Latin for iron, ferrum. Use of iron dates back to prehistoric times. Occurrence: 1) composes 5.6% of the earth's crust 2) it is thought that the core or the earth is mostly molten iron 3) occurs native in meteorites & combined in most igneous rocks Characteristics: 1) a heavy malleable ductile magnetic reddish-brown metallic element 2) pure iron readily rusts in moist air Uses: 1) component of many proteins, including hemoglobin 2) steel is an alloy or iron & carbon; adding additional elements gives steel different properties

Related

Fe+2/Fe+3 (bioavailable iron) periodic table

General

trace element metal

Properties

SIZE: AW = 55.847 atomic number VALUE: 26 VALENCE: AR 3D6 4S2

References

Webster's Ninth New Collegiate Dictionary, Miriam- Webster Inc. Springfield, MA 1990

Component-of

ascorbate/biotin/ferrous fumarate/folic acid/iron/methylcobalamin/nicotinamide/pantothenate/pyridoxine/riboflavin/thiamine ascorbate/ca+2/cobalamin/folic acid/iron/polysaccharide iron complex ascorbate/folic acid/iron/polysaccharide iron complex cobalamin/folic acid/iron/polysaccharide iron complex estradiol/ethinyl estradiol/ferrous fumarate/iron/norethindrone heme/iron/polysaccharide iron complex