In the Lewis structure for the selenite ion, ${\mathrm{SeO}}_3^{2-},$ how many lone pairs are around the central atom?

The selenium atom, which has three oxygen atoms bonded to it, is surrounded by one double bond, two single bonds, and a Lewis structure in ${\mathrm{SeO}}_3^{2-},$ The selenium atom has one lone pair, the two oxygen atoms with single bonds have three, and the oxygen atom with a double bond has two lone pairs.