Below Is a List of Complex Ions and Their Structures

question 70

Multiple Choice

Below is a list of complex ions and their structures.One pair is incorrectly matched.Which pair?
Complex Ion / Structure

• A) [CoCl₆]^3- / trigonal bipyramidal
• B) [Cd(NH₃)₄]²⁺ / tetrahedral
• C) [NiCl₄]^2- / tetrahedral
• D) [Au(CN)₂]^- / linear
• E) [Co(CN)₆]^3-/ octahedral

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