Discover the history, structure, and importance of the periodic table of elements, from Mendeleev’s discovery to modern scientific applications. When you purchase through links on our site, we ...

Ge (Germanium) Ga (Gallium) in the periodic table with Chinese flag. US vs China chip war or tech war, microchip semiconductor industry concept. China curbs on exports of rare germanium and gallium.

The first version of Mendeleev’s periodic table, published in 1869, ... Mendeleev was thrilled to see the discovery of three elements he had predicted—gallium, scandium, and germanium.

The periodic table is not just the story of discoveries aided by better ... all three elements were discovered during his lifetime — gallium (31) in 1875, scandium (23) in 1879, and ...

Since Mendeleev's time, scientists have discovered new elements, expanding the periodic table. The most recent additions include nihonium, moscovium, tennessine, and oganesson, which were officially ...