Chemistry - PERIODIC TABLE Question with Solution | TestHub

The electron affinity value are negative for A. $\mathrm{Be}\to {\mathrm{Be}}^{-}$ B. $\mathrm{N}\to {\mathrm{N}}^{-}$ C. $\mathrm{O}\to {\mathrm{O}}^{2-}$ D. $\mathrm{Na}\to {\mathrm{Na}}^{-}$ E. $\mathrm{Al}\to {\mathrm{Al}}^{-}$ Choose the most appropriate answer from the options given below :