Question

Which one of the following has the largest ionic radius?

Options

• Li⁺

• \[\ce{O^{2-}2}\]

• B³⁺

• F⁻

Answer 1

\[\ce{O^{2-}2}\]

Explanation:

Because there are two atoms in \[\ce{O^{2-}2}\], it will be the largest in size.