Chapter 16, Problem 12Q

Interpretation Introduction

Interpretation: It is given that, when ${\text{Na}}_{\text{3}}{\text{PO}}_{\text{4}}\left(aq\right)$ is added to a solution containing a metal ion and a precipitate forms, the precipitate generally could be one of two possibilities. These two possibilities are to be stated.

Concept introduction: The formation of solid in a solution is known as precipitation.

According to the common ion effect, the increase in the concentration of any ion, in accordance to the Le Chatlier’s principle, leads to the combination of excess ions with the oppositely charged ions.