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Question
Chemistry
On heating potassium permanganate, one of the following compound is not obtained :
Q. On heating potassium permanganate, one of the following compound is not obtained :
4015
187
KCET
KCET 2015
The d-and f-Block Elements
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A
O
2
22%
B
M
n
O
41%
C
M
n
O
2
13%
D
K
2
M
n
O
4
24%
Solution:
When heated . potassium permanganate decomposes at
513
K
Patassium permanganate
2
K
M
n
O
4
Heat
513
K
Potassium manganate
K
2
M
n
O
4
+
M
n
O
2
+
O
2
So, MnO is not obtained