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Question
Which from following complexes, the central metal ion does NOT obey BAN rule?
(Atomic number: Pt = 78, Cu = 29, Zn = 30, Fe = 26)
Options
[Pt(NH3)6]4+
[Zn(NH3)4]2+
[Cu(NH3)4]2+
[Fe(CN)6]4−
MCQ
Solution
[Cu(NH3)4]2+
Explanation:
[Cu(NH3)4]2+: EAN = Z − X + Y = 29 − 2 + 8 = 35
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Classification of Complexes
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