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JEE Main Chemistry Class 11 Redox Reactions Questions
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Question : 44
Total: 79
Identify the process in which change in the oxidation state is five :
[25 Jul 2021 Shift 2]
C
r
2
O
7
2
−
→
2
C
r
3
+
M
n
O
4
−
→
M
n
2
+
C
r
O
4
2
−
→
C
r
3
+
C
2
O
4
2
−
→
2
C
O
2
Validate
Solution:
M
n
O
4
−
+
5
e
→
M
n
2
+
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