div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: chemsocthaiorg¸•ารางธาตุhydrogen 10078 10082 Li lithium 6938 6997 Na sodium 22990 potassium 39098 rubidium 85468 caesum 13291 beryllium 90122 src=https:reader034vdocumentsmxreader034viewer20220518235fede4977a59824b5f59ee1ahtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv