The periodic table of chemical elements hangs in front of chemistry classrooms worldwide and is an icon for science. Yet much was unknown about its history -- until now. The periodic table reflects ...
Creating mnemonic phrases can help you remember the order of elements, especially for the first 20 elements or specific groups. These phrases are general and are available on other free online sources ...
Chemistry textbooks as we know it are officially out of date, as four new elements will soon be added to the periodic table. Elements 113, 115, 117 and 118 have formally been recognized by the ...
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