Photo: Niels Bohr's research notes for his new atomic theory Rutherford's find came from ... Atoms with less than the maximum number in their outer shells are less stable than those with "full ...

In 1913, Niels Bohr revised Rutherford's model by suggesting that ... However, there was still a difference between the atomic number of the atom and the atomic mass. Bohr and other scientists ...

Highlights included the discovery of the atomic nucleus in 1911, Henry Moseley's physical explanation of the different properties of chemical elements and the consequent Rutherford-Bohr model of the ...

This defied the existing atomic model, which assumed atoms were uniformly spread out. From this, Rutherford proposed a revolutionary new model of the atom. He suggested that the atom consists of a ...

Photo: Niels Bohr's research notes for his new atomic theory Rutherford's find came from ... Atoms with less than the maximum number in their outer shells are less stable than those with "full ...