

MCQOPTIONS
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1. |
When potassium dichromate crystal are heated with conc. HCl [DCE 1999] |
A. | \[{{O}_{2}}\] is evolved |
B. | Chromyl chloride vapours are evolved |
C. | \[C{{l}_{2}}\] is evolved |
D. | No reaction takes place |
Answer» D. No reaction takes place | |