Rutherford Scattering
Discovery of nuclei At the beginning of the 20th century, little was known about atoms’ structure, except that atoms contain electrons. At the time, the atom was thought to be as a model of pudding containing … more
Atomic model
Electron Configuration of an Atom
Orbital An atom has an atomic nucleus with a (+) charge at the center and electrons with a negative charge around it. Electrons are arranged according to certain rules (wave functions), which are called ‘orbitals.’ In … more