Electron configuration

IB Chemistry: Electron configuration

Practically the diagram on the left can be used to determine the order in which orbitals are filled by electrons. It is known either as the Madelung rule or as the Klechkowski rule although in practice many people know it simply as the n+1 rule. The rule does not actually work for chromium and copper. The order can be more logically deduced by looking at graphs of ionization energies or from the position of elements...

To access the entire contents of this site, you need to log in or subscribe to it..

Click the free stuff button on the home page to access free pages or check the blog (which is also free).

All materials on this website are for the exclusive use of teachers and students at subscribing schools for the period of their subscription. Any unauthorised copying or posting of materials on other websites is an infringement of our copyright and could result in your account being blocked and legal action being taken against you.