Redox and Equivalent ConceptMedium
Question
The oxidation state of chromium in the final product formed in the reaction between KI and acidified $K_{2}{Cr}_{2}O_{7}$ solution is:
Options
A.+4
B.+3
C.+2
D.+6
Solution
$K_{2}{Cr}_{2}O_{7} + KI\overset{\phantom{H^{+}\ }}{\rightarrow}I_{2} + {Cr}^{3 +}$
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