The correct combination is :

Question

[Ni(CN)₄]^2- $-$ tetrahedral ;

[Ni(CO)₄] $-$ paramagnetic

[Ni(Cl)₄]^2- $-$ paramagnetic ;

[Ni(CO)₄] $-$ tetrahedral

[Ni(Cl)₄]^2- $-$ square-planar ;

[Ni(CN)₄] ^2-$-$ paramagnetic

[Ni(Cl)₄]^2- $-$ diamagnetic ;

[Ni(CO)₄] $-$square-planar

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