Magnesium sulfate is an inorganic salt with the formula MgSO4(H2O)x where 0≤x≤7. It is often encountered as the heptahydrate sulfate mineral epsomite (MgSO4·7H2O), commonly called Epsom salt. The overall global annual usage in the mid-1970s of the monohydrate was 2.3 million tons, of which the majority was used in agriculture.
The American Chemical Society (ACS) is a scientific society based in the United States that supports scientific inquiry in the field of chemistry. Founded in 1876 at New York University, the ACS currently has more than 158,000 members at all degree levels and in all fields of chemistry, chemical engineering, and related fields. It is the world's largest scientific society by the membership. The ACS is a 501 non-profit organization and holds a congressional charter under Title 36 of the United States Code.
Sodium molybdate, Na2MoO4, is useful as a source of molybdenum It is often found in the dihydrate, Na2MoO4·2H2O.
The molybdate(VI) anion is tetrahedral. Two sodium cations coordinate with every one anion.