Ever since physicist Ernest Rutherford discovered the atomic nucleus in 1911, studying its structure and behavior has ...

On 17 February 1869, Russian chemist Dmitri Mendeleev jotted down the symbols for the chemical elements, putting them in order according to their atomic weights and inventing the periodic table.

And even though there are other scientists who made contributions, it is Russian chemist and inventor Dmitri Mendeleev’s name ... that on February 17, 1869 (according to the Julian calendar ...

The modern periodic table, arranged in rows and columns, was first introduced by Dmitri Mendeleev in 1869. At the time, it included the known elements and their properties, but Mendeleev predicted ...

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 ...

A Russian scientist called Dmitri Mendeleev produced one of the first ... Mendeleev left gaps in his table when he drew it up in 1869, using his insights to predict that scientists would discover ...

He announced his structure in 1869, but the challenge of creating a system to ... Among the many pioneering chemists in attendance was one Dmitri Ivanovich Mendeleev. In 1862, French geologist ...

A Russian scientist called Dmitri Mendeleev produced one of the first ... Mendeleev left gaps in his table when he drew it up in 1869, using his insights to predict that scientists would discover ...