The incorrect order of radius is : (1) \( \mathrm{Cu}^{-}\mathrm{Cu}\mathrm{Cu}^{+} \) (2) \( \m...

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The incorrect order of radius is :
(1) \( \mathrm{Cu}^{-}\mathrm{Cu}\mathrm{Cu}^{+} \)
(2) \( \mathrm{Sc}^{3+}\mathrm{K}^{+}\mathrm{S}^{2-} \)
(3) \( \mathrm{Ni}\mathrm{Cu}\mathrm{Zn} \)
(4) All of these
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