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Forum Question Bankreacts with OH– as CrO 2CrO 2H Cr O H O ->…

MEDIUMMCQ SINGLENEET ChemistryInorganic Chemistryd and f Block elementsPotassium Dichromate

reacts with OH– as CrO 2CrO 2H Cr O H O -> Cr O The change in oxidation number of Cr is

A.+6 (b) +3

C.zero✓ Correct

D.+4

Explanation

2 2 2 7 4 2 6 6 Na Cr O + 2OH 2CrO + H O ->

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