Question

In which of the following compounds, the oxidation number of iodine is fractional?

Options

• IF₇

• \[\ce{I^{-}3}\]

• IF₅

• IF₃

Answer 1

\[\ce{I^{-}3}\]

Explanation:

O.N. of iodine in \[\ce{I^{-}3}\] is –1/3