the periodic table.
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Dmitri Mendeleev discovered the periodic law and created the Periodic Table of elements. He arranged elements by Atomic Mass and properties, leaving gaps for undiscovered elements which he later predicted and found to exist. This work laid the foundation for modern chemistry.
Dmitri Ivanovich Mendeleev
Dmitri Mendeleev was Russian.
The element discovered by Mendeleev in 1871 was germanium. Mendeleev predicted the existence of this element and its properties before it was actually discovered.
Dmitri Mendeleev's parents were Ivan Pavlovich Mendeleev and Maria Dmitrievna Mendeleeva. Ivan Mendeleev was a teacher and Maria Mendeleeva came from a wealthy family. Mendeleev was the youngest of their 17 children.
Dmitri Mendeleev was the youngest of at least 14 children in his family.