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Which complex has square planar structure –
A
Ni(CO)₄
B
[NiCl₄]²⁻
C
[Ni(H₂O)₆]²⁺
D
[Cu(NH₃)₄]²⁺
Explanation
[Cu(NH₃)₄]²⁺ is square planar due to Jahn-Teller distortion.
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