The pair of compounds that cannot exist together in aqueous solution is:

CHEMISTRY · Single correct · A Level · Chemistry · Acids and bases · Acids and bases

Problem

The pair of compounds that cannot exist together in aqueous solution is: (1)

\mathrm{Na_2CO_3}

and

\mathrm{NaHCO_3}

(2)

\mathrm{NaHCO_3}

and

\mathrm{NaOH}

(3)

\mathrm{NaOH}

and

\mathrm{Na_2HPO_4}

(4)

\mathrm{NaOH}

and

\mathrm{Na_2HPO_3}