See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

      2 2 7 2 4 2 2 Non redox s s reaction NaCl K Cr O H SO fewdrops CrO Cl orangered vapours HO           2 2 2 2 . 4 . CrO . 2 eq aq Cl OH CrO yellowsol Cl H O       