Mendeleev arranged the elements according to their atomic weight and valence.
Mendeleev arranged the elements in the periodic table according to their atomic masses.
Mendeleev gave a model that was better than the previous ones.He gave the scientists a new criteria to arrange the elements.
I believe it was Dmitri Mendeleev.
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.
he didnt
Atomic Mass.
Dmitri Mendeleev
Mendeleev arranged the elements according to their atomic weight and valence.
he put them in alphabetical order
Atomic Mass
your mums atomic acid
mendeleev arranged the pt by properties of the element we arrange by?
Mendeleev arranged the elements in the periodic table according to their atomic masses.
Mendeleev used atomic mass to arrange periodic table.He gave his model in 1869.
Henry Moseley
dmitri mendeleev was given the most credit