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NEET UG CHEMISTRY MCQ: d & f- BLOCK ELEMENTS
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In chromyl chloride test for confirmation of ion, a yellow solution is obtained. Acidification of the solution and addition of amyl alcohol and turns organic layer blue indicating formation of chromium pentoxide. The oxidation state of chromium in that is
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Correct option: A
6
The oxidation state of chromium in chromium pentoxide is 6 because chromium pentoxide has a butterfly structure with two peroxide linkages.
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