What is fe oh 3?

FeOH3 is the chemical formula for Iron (III) hydroxide, which is a compound containing one iron ion and three hydroxide ions. It is an insoluble solid that is commonly encountered in rusted iron objects and in the formation of mineral deposits in streams and rivers. It is also commonly used in water treatment to remove impurities and improve the water quality. Iron (III) hydroxide can be produced by the reaction of iron salts with sodium or potassium hydroxide, or by the oxidation of iron in the presence of water and oxygen, leading to the formation of rust. The compound has several potential uses, including as a component in energy storage devices and in the synthesis of other chemicals.