The oxidation state of chromium in the final product formed by the reaction between and acidified potassium dichromate solution is
+4
+6
+2
+3
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.
Option 1)
+4
Option 2)
+6
Option 3)
+2
Option 4)
+3
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