Q. Nessler’s reagent is
A) $K_{2}HgI_{4}$
B) $K_{2}HgI_{4} + KOH$
C) $K_{2}HgI_{4} + Hg$
D) $K_{2}HgI_{2} + KOH$
Explanation
(b)
$2KI + HgI_{2} \rightarrow \underset{Nessler^{'}s\ reagent}{\overset{K_{2}HgI_{4} + KOH}{︸}}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.