Question

Which of the following has maximum charge density?

• A. $S{c}^{2-}$
• B. $S^{2-}$
• C. $O^{2-}$
• D. $T{e}^{2-}$

Answer 1

Answer: (A)

Oxygen is in second period, hence atomic size will be least for $O^{2-}$ . Due to this, charge density will be highest on $O^{2-}$ .