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The Organometallic HyperTextBookIndexSearch
Electron Counting
Cool stuff! Try out the ten interactive self-test exercises at the bottom of this page!

The 18 electron rule

Counting electrons in organometallic complexes

What are d-electrons, anyway?

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Method 1: The ionic (charged) model

Method 2: The covalent (neutral) model

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Electron donation of common ligands

A handy electron counting chart

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The two methods compared: some examples

an example

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dividing line

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This page was last updated Tuesday, March 31, 2015
This document and associated figures are copyright 1996-2023 by Rob Toreki or the contributing author (if any) noted above. Send comments, kudos and suggestions to us by email. All rights reserved.