63
By 1869, a total of 63 elements had been discovered and reported in the scientific literature. These elements formed the basis for Mendeleev's development of the Periodic Table.
In 1869, he published the greatest of his works, Principles of Chemistry, where he formulated his famous periodic table, translated into many languages ​​and that was a textbook for many years.
dimitri mendeleev A+
Dmitri Mendeleev
Mendeleev developed the first periodic table and Mosely later modernized it.
By 1869, a total of 63 elements had been discovered.
Dmitri MendeleevDmitri Mendeleev
Dmitri Mendeleev developed the first periodic table of the elements.
In 1869, he published the greatest of his works, Principles of Chemistry, where he formulated his famous periodic table, translated into many languages ​​and that was a textbook for many years.
Dmitri Mendeleev
dimitri mendeleev A+
Dmitri Mendeleev
Mendeleev developed the first periodic table and Mosely later modernized it.
He developed and organized the Periodic Table of Elements
Dmitri Mendeleev developed the modern periodic table in 1869.
Dmitri Mendeleev in 1869
Dmitri Mendeleev, a Russian chemist, was the first.
By 1869, a total of 63 elements had been discovered.