(Solved): Select correct Lewis structure for \( \mathrm{K}_{2} \mathrm{O} \). (1) \( [\mathrm{K}]^{2+}[: 0:]^ ...

Select correct Lewis structure for \( \mathrm{K}_{2} \mathrm{O} \). (1) \( [\mathrm{K}]^{2+}[: 0:]^{t}[\mathrm{~K}]^{2+} \) (ii) \( [\mathrm{K}]^{++}[: \ddot{\mathrm{O}}:]^{2+}[\mathrm{K}]^{1+} \) (iii) \( [\mathrm{K} \cdot]^{-1+}[: \dot{\mathrm{O}}:]^{-1}[\cdot \mathrm{K}]^{1+} \) (iv) \( [\mathrm{K}:]^{+}[: \mathrm{O}:]^{2+}[: \mathrm{K}]^{+} \) (v) \( [\mathrm{K}:]^{+}[\ddot{O} \cdot:]^{2+}[: \mathrm{K}]^{+} \) (i) (iv) (v) Select an ionic compound with the largest magnitude of the lattice energy. Nal CaS LiBr \( \mathrm{NaBr} \) BaS