Give the correct formula for each complex ion shown below. Then draw the structu

Question

Give the correct formula for each complex ion shown below. Then draw the structure of the ion, along with one example of a diastereomer and one example of an enantiomer. If the ion has no diastereomers or enantiomers, write ‘NA’. (15 pts)

a. cis–dibromodichloroplatinate(II)

Formula_______________________________________ Ion

Diastereomer

Enantiomer

b. trans–diamminebis(ethylenediamine)cobalt(III)

Formula_______________________________________ Ion

Diastereomer

Enantiomer

trioxalatochromate(III)

Formula_______________________________________ Ion

Diastereomer

Enantiomer

d. amminebromocyanohydroxozincate(II)

(tetrahedral)

Formula:_______________________________________ Ion

Diastereomer

Enantiomer

Formula_______________________________________ Ion

Diastereomer

Enantiomer

Explanation / Answer

Cis-dichlorodibromo platinate(II) ------------------------------ [Pt Br2  Cl2 ]2-

Br Cl 2- Br Cl 2-  

Pt Pt

Br Cl Cl Br   

trans-diamine bis-( ethylenediamine) cobalt(III) ------------[ Co (en)2 ( NH3 )2 ] 3+   

trioxalato chromate (III) --------------------------------------- [ Cr ( C2 O4 )3 ]3-   

aminebromocynohydraxo zincate(II) -------------------- [Zn ( NH3 ) Br2 (CN) (OH) ]2-   

N / A

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