Which of the following aquated metal ions has the highest paramagnetism?

CHEMISTRY · Single correct · CBSE · Chemistry · d- and f-Block Elements · d- and f-Block Elements

Problem

Which of the following aquated metal ions has the highest paramagnetism? (1)

[\text{Cr}(\text{H}_2\text{O})_6]^{3+}

(2)

[\text{Fe}(\text{H}_2\text{O})_6]^{2+}

(3)

[\text{Cu}(\text{H}_2\text{O})_6]^{3+}

(4)

[\text{Zn}(\text{H}_2\text{O})_6]^{2+}