Iron(II) hydroxide

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Identification

Molecular formula
Fe(OH)2
CAS Number
20413-75-6
IUPAC Name
iron;dihydrate
Molecular Weight
89.86g/mol
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
3.4000g/cm3
Appearance
due to the formation of iron(III) oxide.
Synonyms
Iron hydroxide (Fe(OH)2)
Interesting facts

Interesting Facts About Iron(II) Dihydrate

Iron(II) dihydrate, commonly known as ferrous sulfate heptahydrate, has a vital role in a variety of biological and industrial processes. Here are some captivating insights:

  • Essential Mineral: Iron is a critical element in biology, especially as a crucial component of hemoglobin, the protein responsible for transporting oxygen in the blood.
  • Industrial Uses: This compound finds application in wastewater treatment, where it helps in the removal of phosphorus, contributing to cleaner water systems.
  • Colorant: It is often employed as a colorant in various products, including food and cosmetics, leveraging its chemical properties.
  • Historical Significance: The use of iron dates back thousands of years; however, its specific hydration forms have been exploited in medicinal and agricultural applications for a more refined impact.
  • Fertility Booster: In agriculture, iron(II) dihydrate is frequently used in fertilizers, enhancing plant growth by providing iron that is easily absorbed by plants.
  • Oxidation-Reduction Reactions: A fascinating aspect of iron(II) dihydrate is its involvement in redox reactions, making it valuable in electrochemistry.

Moreover, as the compound holds water molecules within its structure, it can serve as a resourceful model for studying hydration in inorganic chemistry, demonstrating the interplay between water and metal ions. Its diverse applications and essential role in various processes make iron(II) dihydrate an essential compound worthy of study.

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