When aqueous solutions of sodium phosphate and calcium nitrite are mixed, the spectator ions are ________.

Question

Quizplus · Accepted Answer

Spectator ions are ions that do not participate in the chemical reaction and remain in solution unchanged. In the reaction between sodium phosphate and calcium nitrite, the ions that react are phosphate and calcium to form calcium phosphate, a precipitate. Sodium and nitrite ions do not participate in the reaction; thus, they are the spectator ions.

When Aqueous Solutions of Sodium Phosphate and Calcium Nitrite Are