The oxidation state of chromium in the final product formed by the reaction between and acidified potassium dichromate solution is
As we learned
Oxidation number and oxidation state -
A term that is often used interchangeably with the oxidation number is the oxidation state. This implies oxidation number denote the oxidation state of an element.
Reaction between KI and K2Cr2O7 :
Cr has +3 oxidation state in Cr2(SO4)3.