Question

modern periodic table is based on​

Answer 1

Explanation:

In this respect, Newlands anticipated the modern organization of the periodic table, which is based on the sequence of so-called atomic numbers. (The concept of atomic number, which indicates the number of protons present within an atom's nucleus, was not established until the early 20th century.)

Answer 2

Answer:

In this respect, Newlands anticipated the modern organization of the periodic table, which is based on the sequence of so-called atomic numbers. (The concept of atomic number, which indicates the number of protons present within an atom's nucleus, was not established until the early 20th century.)