Revision as of 18:50, 18 April 2024 by Fire(talk | contribs)(Created page with "{{#switch:{{{symbol|}}} <!--- Period 1 ---> | H =1s<sup>1</sup> | He=1s<sup>2</sup> <!--- Period 2 ---> | Li=[He] 2s<sup>1</sup> | Be=[He] 2s<sup>2</sup> | B =[He] 2s<sup>2</sup> 2p<sup>1</sup> | C =[He] 2s<sup>2</sup> 2p<sup>2</sup> | N =[He] 2s<sup>2</sup> 2p<sup>3</sup> | O =[He] 2s<sup>2</sup> 2p<sup>4</sup> | F =[He] 2s<sup>2</sup> 2p<...")
