Question
Question: In \(\left\lbrack Ni\left( NH_{3} \right)_{4} \right\rbrack SO_{4},\) the E.A.N. of \(Ni\) is....
In [Ni(NH3)4]SO4, the E.A.N. of Ni is.
A
34
B
35
C
36
D
37
Answer
34
Explanation
Solution
EAN = (atomic no)- (oxidation state) +
(2 × number of Ligands) = 28 - 2 + 2 × 4 = 34