The oxidation number of X in (XO_{4}^{3-}) is
-
A.
1 -
B.
-2 -
C.
3 -
D.
4 -
E.
5
Correct Answer: Option E
Explanation
The oxidation number of O is 2-
Therefore, let the oxidation number of X be a
a + (-2 x 4) = -3
a – 8 = -3
a = -3+8
a = 5
The oxidation number of X in (XO_{4}^{3-}) is
The oxidation number of O is 2-
Therefore, let the oxidation number of X be a
a + (-2 x 4) = -3
a – 8 = -3
a = -3+8
a = 5