Diagonal rule (Madelung rule)
对角规则(马德隆规则)
Explanation (EN)
A diagram giving the orbital filling order, in which (for example) 4s is filled before 3d.
Explanation (ZH)
给出轨道填充顺序的图示,其中(例如)4s 在 3d 之前填充。
About the IPA
The International Phonetic Alphabet is a standardized system of symbols used to represent the sounds of spoken language.
It helps linguists, language learners, and educators accurately describe pronunciation across languages.
Example: the word "hello" in British English is transcribed as /həˈləʊ/ in IPA.