Tardigrade
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Tardigrade
Question
Chemistry
In presence of acidic medium, KMnO4 converts H2S into
Q. In presence of acidic medium,
K
M
n
O
4
converts
H
2
S
into
2419
231
AIIMS
AIIMS 2014
The d-and f-Block Elements
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A
Mn only
20%
B
MnS only
14%
C
MnS + S
22%
D
S only
44%
Solution:
Acidified
K
M
n
O
4
oxidises
H
2
S
to
S
only.
2
K
M
n
O
4
+
3
H
2
S
O
4
+
5
H
2
S
→
K
2
S
O
4
+
2
M
n
S
O
4
+
5
S
+
8
H
2
O