Question
Chemistry Question on Redox reactions
In acidic medium, H2O2 changes Cr2O72- to CrO5 which has two (-O-O-) bonds. Oxidation state of Cr in CrO5 is
A
+3
B
+6
C
-10
D
+5
Answer
+6
Explanation
Solution
The correct option (B): +6.
In acidic medium, H2O2 changes Cr2O72- to CrO5 which has two (-O-O-) bonds. Oxidation state of Cr in CrO5 is
+3
+6
-10
+5
+6
The correct option (B): +6.