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Standard VIII
Biology
Extinction
to which spec...
Question
to which species the following species are oxidised by KMnO4/H2SO4. (1)S^2- (2)Fe^2+ (3)SO2 (4)I^- (5)SO3^2- (6)NO2^-
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Q.
Assertion :
K
M
n
O
4
is a stronger oxidising agent than
K
2
C
r
2
O
7
. Reason: This is due to the increasing stability of the lower species to which they are reduced.
Q.
Which of the following species are oxidised and reduced in the following (unbalanced) reaction?
C
+
Z
n
O
⟶
Z
n
+
C
O
Q.
Which of the following species are oxidised and reduced in the following (unbalanced) reaction?
C
N
−
+
O
C
l
−
⟶
N
2
+
H
C
O
−
3
+
C
l
−
Q.
In the laboratory preparation of Dihydrogen,which of the following species is oxidised?
Q.
In the following reactions, identify the species oxidised, the species reduced, the oxidising agent and the reducing agent.
S
n
C
l
2
+
2
F
e
C
l
3
→
S
n
C
l
4
+
2
F
e
C
l
2
.
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