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JEE Mains 26-July-2022 Shift 2 Solved Paper
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© examsnet.com
Question : 68
Total: 90
The products obtained from a reaction of hydrogen peroxide and acidified potassium permanganate are
[26-Jul-2022-Shift-2]
Mn
4
+
,
H
2
O
only
Mn
2
+
,
H
2
O
only
Mn
4
+
,
H
2
O
,
O
2
only
Mn
2
+
,
H
2
O
,
O
2
only
Validate
Solution:
2
MnO
4
−
+
6
H
+
+
5
H
2
O
2
⟶
2
Mn
2
+
+
8
H
2
O
+
5
O
2
This reaction shows reducing action of
H
2
O
2
in acidic medium.
The products formed are
Mn
2
+
,
H
2
O
and
O
2
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