JEE Main 2014 · 11 Apr · Shift 1 · Chemistry Q47

ChemistrySingle correct+4 / -1Question 47 of 90

Consider the following equilibrium
$\ce{AgCl v + 2NH3 <=> [Ag(NH3)2]+ + Cl-}$
White precipitate of AgCl appears on adding which of the following ?

\ce{NH3}

aqueous NaCl

aqueous

\ce{HNO3}

aqueous

\ce{NH4Cl}

Answer and worked solution

Official answer: C

$\ce{HNO3}$ neutralises the $\ce{NH3}$ , which drives the equilibrium back to the left, and AgCl precipitates.

JEE Main 2014 · 11 Apr · Shift 1, Chemistry question 47