In the exact center of the atom.
Rutherford and collab. discovered the atomic nucleus.
in 1897
Bohr did not discover this. Ernest Rutherford 'discovered' the nucleus. This was done in 1911.
Gold foil experiment.
protons and neutrons
That most of an atom's mass was packed in a central nucleus
That most of an atom's mass was packed in a central nucleus
The number of protons in the atomic nucleus
Rutherford discovered the atomic nucleus and the proton. A short answer for the Rutherford atomic model: the atom is composed from a central part - a nucleus, positively charged, surrounded by electrons - very small negative charged particles.
Rutherford discovered the atomic nucleus and the proton. A short answer for the Rutherford atomic model: the atom is composed from a central part - a nucleus, positively charged, surrounded by electrons - very small negative charged particles.
Nucleus: ernest Rutherford neutron: James chadwick protons: ernest Rutherford electron: democritus atom: john Dalton
Rutherford discovered that the nucleus occupies a very small volume compared to the overall size of the atom. He found that the nucleus is extremely dense and contains nearly all the mass of the atom, while the rest of the atom is mostly empty space.