Practice question

MCQ

Question

Which complex aligns with Werner’s theory by having a primary valence of 2?

Choose one · Correct answer highlighted

[Ni(H₂O)6]Cl₂ Correct [Co(NH₃)6]Cl₃ [Fe(CN)6]3− [PtCl₆]2−

In [Ni(H₂O)6]Cl₂, Ni is +2 (primary valence).

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