The oxidation number of Fe in [Fe(CN)(_6)](^{3-}) is
-
A.
+3 -
B.
+2 -
C.
-2 -
D.
-3
Correct Answer: Option A
Explanation
Let the oxidation number of Fe in the compound [Fe(CN)(_6)](^{3-}) be x.
x + 6(-1) = -3
x – 6 = -3;
x = -3 + 6
x = +3
The oxidation number of Fe in [Fe(CN)(_6)](^{3-}) is
Let the oxidation number of Fe in the compound [Fe(CN)(_6)](^{3-}) be x.
x + 6(-1) = -3
x – 6 = -3;
x = -3 + 6
x = +3