Ferrous sulfate is a chemical compound with the formula FeSO4.
Properties
1. *Iron content*: Ferrous sulfate contains iron in the +2 oxidation state.
2. *Solubility*: It's soluble in water.
Forms
1. *Heptahydrate*: Ferrous sulfate heptahydrate (FeSO4·7H2O) is a common form.
2. *Dried or anhydrous*: Other forms include dried or anhydrous ferrous sulfate.
Uses
1. *Iron supplements*: Ferrous sulfate is used to treat iron deficiency anemia.
2. *Water treatment*: It's used as a coagulant in water treatment processes.
3. *Agriculture*: Ferrous sulfate can be used to treat iron deficiency in plants.
Appearance
1. *Crystalline solid*: Ferrous sulfate typically appears as a crystalline solid.
2. *Greenish-blue color*: The heptahydrate form often has a greenish-blue color.