elektronorbitalen
Elektronorbitalen, often translated as electron orbitals, are mathematical functions that describe the wave-like behavior of an electron in an atom or molecule. These functions define the probability of finding an electron in a specific region of space around the nucleus. Orbitals are not precise paths like planets orbiting a star, but rather regions of space where an electron is likely to be found. They are characterized by a set of quantum numbers: the principal quantum number (n), the azimuthal quantum number (l), and the magnetic quantum number (ml). The principal quantum number indicates the energy level of the electron, with higher numbers corresponding to higher energy. The azimuthal quantum number defines the shape of the orbital, with l=0 corresponding to an s orbital (spherical), l=1 to a p orbital (dumbbell-shaped), l=2 to a d orbital, and so on. The magnetic quantum number describes the orientation of the orbital in space. Electrons within an atom or molecule occupy these orbitals according to the Pauli exclusion principle, which states that no two electrons can have the same set of quantum numbers. The arrangement of electrons in these orbitals, known as the electron configuration, determines the chemical properties of an element.