Question

The $E_{M^{3+}/M^{2+}}^0$ value of Scandium is expected to be

• A. highly negative
• B. zero
• C. less positive
• D. highly positive

Answer 1

The correct option is A highly negative

The $E_{M^{3+}/M^{2+}}^0$ value of Scandium is expected to be highly negative. This is due to the stable $d^0$ configuration of $S{c}^{3+}$.