Question

Most stable ion in aqueous solution is :-

• A. $C{r}^{+3}$
• B. $M{n}^{+3}$
• C. $T{i}^{+3}$
• D. $V^{+3}$

Answer 1

Answer: (A)

$C{r}^{+3}\Rightarrow 4s^{\circ }3d^3\Rightarrow t_{2g}^3$ half filled more stable