If you are talking about Dmitri Mendeleev, he was the first to come up with the first Periodic Table and the periodic law.
I believe it was Dmitri Mendeleev.
He was from Russia.
Dmitri Mendeleev is credited with being the first scientist to arrange and classify elements into a chart. He was a Russian chemist who lived from 1834 to 1907.
Dmitri Mendeleev was a chemist who is best known for being the first one to sort and set up the Periodic Table of Elements.
if you mean who: dmitri mendelev
Dmitri Mendeleev created the first periodic table according to atomic mass
Dmitri Mendeleev was the first scientist to create the periodic table
Mendeleev developed the first periodic table and Mosely later modernized it.
Dmitri A. Prigov has written: 'Dmitri A. Prigov'
Dmitri Alekseyev's birth name is Alekseyev, Dmitri Nikolayevich.
Dmitri Madorsky's birth name is Dmitri Anatolyevich Madorsky.
Dmitri Rymarev's birth name is Dmitri Georgiyevich Rymarev.
Dmitri Salynsky's birth name is Dmitri Afanasyevich Salynsky.
Dmitri Kabalevsky's birth name is Kabalevsky, Dmitri Borisovich.