What is selenat?

ium.

Selenium is a chemical element with the symbol Se and atomic number 34. It is a nonmetal and is a member of the chalcogen group. Selenium is found in traces in soil, water, and some foods. It is a important nutrient for animals and humans in moderate amounts. Selenate is one of the chemical forms of selenium. It is an inorganic anion with the formula SeO4^2−. Selenate is primarily used as a fertilizer, but it also has applications in the production of selenium-containing compounds. It can also be toxic if ingested in large amounts.