The periodic table of elements is a landmark categorization developed in 1869 by the Russian chemist and inventor Dmitri ...

And even though there are other scientists who made contributions, it is Russian chemist and inventor Dmitri Mendeleev’s name that is always at the forefront. Mendeleev was the youngest of ...

Many scientists worked on the problem of organizing the elements, but Dmitri Mendeleev published his first version of the periodic table in 1869, and is most often credited as its inventor. Since then ...