Is the Electron System a Misinterpretation Bohrs?

Are the chemical properties of the elements, instead of an electron system, better explainable by a proton-neutron system of the atom? Already Mendelejew and Meyeer saw the atomic mass as causal! Until today there is a contradiction between the views of Dmitri Mendeleev and Lothar Meyer and those of Niels Bohr on the cause of the chemical properties of the elements, which has never been discussed....