 Manganese(II) nitrate

Manganese(II) nitrate are the inorganic compounds with formula Mn(NO3)2·(H2O)n. Each formula unit is composed of one Mn2+ cation and two NO3− anions and varying amounts of water.Most common is the tetrahydrate Mn(NO3)2·4H2O, but mono- and hexahydrates are also known as well as the anhydrous compound.