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Topic: hi guys  (Read 2696 times)

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Offline PURESILVER88

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hi guys
« on: May 30, 2010, 02:32:55 PM »
hi guys nickel forms an anion [NiSe4]2- that is a square planar while the analogous zinc anion , [ZnSe4]2- is tetrahedral?

Offline OrganicSynthesis

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Re: hi guys
« Reply #1 on: May 30, 2010, 08:58:31 PM »
What's your question? Are you asking whether they form complexes, or whether the shapes are right?

Offline Schrödinger

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Re: hi guys
« Reply #2 on: May 31, 2010, 12:47:06 AM »
hi guys nickel forms an anion [NiSe4]2- that is a square planar while the analogous zinc anion , [ZnSe4]2- is tetrahedral?
Ni2+ and Zn2+ have different electronic configurations. The former has [Ar]3d8 and the latter has [Ar]3d10. Hope this helps
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