Who developed the first periodic table?

Answer Dmitri Mendeleev, a Russian chemist, created the modern periodic table in 1869. He arranged the 63 elements known at the time by their atomic weights, creating groups of elements with similar prope... Read More »

Top Q&A For: Who developed the first periodic table

Who developed the modern periodic table?

Dmitri Ivanovich Mendeleev invented the modern periodic table on March 6, 1869. The table organizes molecules into atomic weight and valence. While there were gaps in Mendeleev's periodic table and... Read More »

Which scientist developed the periodic table?

The periodic table of the elements was devised by a Russian scientist, Dmitri Mendeleev, and published in 1869. His periodic table contained only 65 elements, as this was the number of elements kn... Read More »

Who organized the new periodic table?

Glenn Seaborg became the last person to reorganize the Periodic Table during the 1940s and 1950s. Seaborg began the reorganization after he discovered the element plutonium in 1940. The most signif... Read More »

Is the periodic table finished?

The periodic table of elements is not finished because there is an unlimited potential for discovering new, heavier elements. As of 2010, the heaviest element on the table is number 118. The newest... Read More »