When CuSO_(4) reacts with KI, the oxidation number of Cu changes by – InterviewSolution

1.	When CuSO_(4) reacts with KI, the oxidation number of Cu changes by
Answer» 0 `-1` 1 2 Solution :`overset(+2)(Cu)SO_(4)+2 KI hArr K_(2)SO_(4)+CuI_(2)` `2 CuI_(2) rarr overset(+1)(Cu)_(2)I_(2)+I_(2)`

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