$\underbrace {\mathop {Hg{I_2}\,}\limits_{'X'} \xrightarrow[{Sublimation}]{\Delta }\,\mathop {Hg{I_2}}\limits_{'Y'} \xrightarrow{{Cooling}}\mathop {Hg{I_2}}\limits_{'Z'} }_{On\,\,rubbing}$

  • A

    $'X'$ $→$ Yellow, $'Y'$ $→$ Red, $'Z'$ $→$ Yellow

  • B

     $'X'$ $→$ Red, $'Y'$ $→$ Yellow, $'Z'$ $→$ Red

  • C

    $'X'$ $→$ Red, $'Y'$ $→$ Yellow, $'Z'$ $→$ Yellow

  • D

     $'X'$ $→$ Yellow, $'Y'$ $→ $ Red, $'Z'$ $→$ Red

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