Question

explain periodic table history​

Answer 1

Answer:

History of the periodic table of chemical elements.In 1869 Russian chemist Dimitri Mendeleev started the development of the periodic table, arranging chemical elements by atomic mass. He predicted the discovery of other elements, and left spaces open in his periodic table for them.

Answer 2

Answer:

go to Google and search preodic table

Explanation:

their are many things about this