The ground-state electron configuration of a certain doubly charged cation is

CHEMISTRY · Single correct · A Level · Chemistry · Atomic structure · Atomic structure

Problem

[\text{Kr}]4d^{10}

. Which neutral atom forms this ion? (a)

\mathrm{Pd}

(b)

\mathrm{Cd}

(c)

\mathrm{Sn}

(d)

\mathrm{Ag}