MCQ
$\underbrace {\mathop {Hg{I_2}\,}\limits_{'X'} \xrightarrow[{Sublimation}]{\Delta }\,\mathop {Hg{I_2}}\limits_{'Y'} \xrightarrow{{Cooling}}\mathop {Hg{I_2}}\limits_{'Z'} }_{On\,\,rubbing}$
- A$'X'$ $→$ Yellow, $'Y'$ $→$ Red, $'Z'$ $→$ Yellow
- B$'X'$ $→$ Red, $'Y'$ $→$ Yellow, $'Z'$ $→$ Red
- ✓$'X'$ $→$ Red, $'Y'$ $→$ Yellow, $'Z'$ $→$ Yellow
- D$'X'$ $→$ Yellow, $'Y'$ $→ $ Red, $'Z'$ $→$ Red