Periodic Table – Then and Now: Infographics

Posted by David Hunkar on 13 March 2019, 3:21 am

The periodic table of elements was invented by Russian chemist Dmitri Mendeleev in 1869. At that time the table had 64 elements. Since then many elements have been discovered and added to the table. The following infographic shows the evolution of the periodic table:

Click to enlarge