From 8ff3c53460cd0a0609ff3f61504d873f6cbe57c3 Mon Sep 17 00:00:00 2001 From: phidias Date: Wed, 11 Feb 2026 15:28:11 +0000 Subject: [PATCH] docs: update education/chemistry/1 --- education/chemistry/1.html | 133 ++++++++++++++++++++++++++++++++++++- 1 file changed, 132 insertions(+), 1 deletion(-) diff --git a/education/chemistry/1.html b/education/chemistry/1.html index eb1cfec..bc6e9e6 100644 --- a/education/chemistry/1.html +++ b/education/chemistry/1.html @@ -2,7 +2,7 @@ title: 1 description: published: true -date: 2026-02-11T15:25:43.391Z +date: 2026-02-11T15:28:10.742Z tags: editor: ckeditor dateCreated: 2026-02-11T14:58:54.870Z @@ -202,3 +202,134 @@ dateCreated: 2026-02-11T14:58:54.870Z +

 

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Aufbau principle

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The lowest energy subshell or orbital will be filled first

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1s < 2s < 2p < 3s < 3p < 4s < 3d

 

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1 1s       
          
2 2s 2p      
          
3 3s 3p  3d   
          
4 4s 4p  4d 4f 
          
5 5s 5p  5d 5f 
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