Which of the following species must have at least one Lewis structure that contains…

CHEMISTRY · Single correct · AP · Chemistry · Compound Structure and Properties · Compound Structure and Properties

Problem

Which of the following species must have at least one Lewis structure that contains an unpaired electron? (a)

\mathrm{O_2^{2-}}

(b)

\mathrm{NO^{+}}

(c)

\mathrm{NO}

(d)

\mathrm{NO_2^-}