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Byju's Answer
Standard XII
Chemistry
Effect of Catalyst
what is the r...
Question
what is the ratio of Fe2+ and Fe3+ in Fe0.94S1
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Similar questions
Q.
The ratio of
F
e
3
+
and
F
e
2
+
ions in
F
e
0.9
S
1.0
is
Q.
Element
F
e
has two oxidation states
F
e
2
+
&
F
e
3
+
, the correct order of radii of these ions will be:
Q.
At equimolar concentrations of
F
e
2
+
and
F
e
3
+
, what must [
A
g
+
] be so that the voltage of the galvanic cell made from the (
A
g
+
|
A
g
)
and (
F
e
3
+
|
F
e
2
+
)
electrodes equals zero ?
F
e
2
+
+
A
g
+
⇌
F
e
3
+
+
A
g
E
o
A
g
o
|
A
g
=
0.7991
;
E
o
F
e
3
+
|
F
e
2
−
=
0.771
Q.
Mole ratio of
F
e
in
F
e
O
,
F
e
2
O
3
and
F
e
3
O
4
samples of equal mass is:
Q.
What is the standard reduction potential
(
E
o
)
for
F
e
3
+
→
F
e
Given that:
F
e
2
+
+
2
e
6
−
→
F
e
;
E
o
F
e
F
e
2
+
/
F
e
=
−
0.47
V
F
e
3
+
+
e
−
→
F
e
2
+
;
E
o
F
e
3
+
/
F
e
2
+
=
+
0.77
V
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