Q. When mercury (I) chloride is heated and the vapour so evolved are cooled, the substance on sublimation thus collected consists of
A) Mercury and mercury (II) chloride
B) Mercury (II) chloride
C) Mercury (I) and mercury (II) chloride
D) Mercury
Explanation
(a)
$Hg_{2}Cl_{2}\underset{sublimation}{\overset{\ \ \ \ \ \ \ \ \ \ \ \ \ \mathrm{\Delta}\ \ \ \ \ \ \ \ \ \ \ \ \ \ }{\rightarrow}}\ Hg + HgCl_{2}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.