oxyanions-that-contain-elements-in-the-same-group-of-the-periodic-table-are-writ

Question

Oxyanions that contain elements in the same group of the periodic table have an analogous formula and are also named in a similar convention. Referring to this information, predict the chemical formula of dihydrogen arsenite.

Accepted Answer

$$H_{2}$$AsO_{3}^{–}

Answer

$$H_{2}$$AsO_{4}^{–}

Answer

$$H_{2}$AsO^{3–}$$

Answer

$$H_{2}$$AsO_{3}^{2–}