they changed the 3 new Elements.
alot of changes
he was the man behind the discovery of periodic table according to the atomic numbers
Dmitri Mendeleev first periodic table is called Mendeleev's periodic table. Elements are arranged according to atomic mass.
Most chemists attribute the discovery to Dmtri Mendeleev.
Dmitri Mendeleev published his periodic table in 1869.
This scientist is the Russian chemist Dimitri Mendeleev.
63 elements were in Dmitri Mendeleev's First periodic table 63 elements were in Dmitri Mendeleev's First periodic table
Dmitri Mendeleev
Dmitri Mendeleev
In the yer 1869, Mendeleev published the periodic table.
Dmitri Mendeleev is credited with developing the periodic table in a form close to its modern version. He arranged the elements based on their properties and left gaps for undiscovered elements, predicting their properties accurately. This work was inspired by his experience organizing playing cards into sets.
Dmitri Mendeleev is credited with putting together the first periodic table in 1869. Mendeleev arranged the elements based on their atomic mass, and left gaps for undiscovered elements which he predicted would fill those spaces.