question_answer

\[1\text{ }d{{m}^{3}}\]solution containing\[{{10}^{-5}}\]moles each of \[C{{l}^{-}}\]ions and\[CrO_{4}^{2-}\]ions is treated with\[{{10}^{-4}}\] moles of silver nitrate. Which one of the following observations is made? \[[{{K}_{sp}}A{{g}_{2}}Cr{{O}_{4}}=4\times {{10}^{-12}}]\] \[[{{K}_{sp}}AgCl=1\times {{10}^{-10}}]\]

A)  Precipitation does not occur

B)  Silver chromate gets precipitated first

C)  Silver chloride gets precipitated first

D)  Both silver chromate and silver chloride start precipitating simultaneously