quantum theory of atomic structure

Structure of the Atom - Summary Atom is the smallest particle of an element, which maintains its identity throughout chemical and physical changes. Atoms are made up of three fundamental particles: electrons, protons and neutrons. Discharge tube experiments b..

Structure of Atom..

Structure of Atom..

..

..

..

..

Azimuthal or Angular Quantum Number (l) - This quantum number denotes the sub-level or subshell in a given principal energy shell to which an electron belongs. This is also called secondary quantum number. It is denoted by l and corresponding to each value of n, there ..

Dalton's Atomic Theory Modern Atomic Theory All matter is made up of extremely small particles called atoms An element is made up of extremely small particles called atoms Atoms are indivisible and indestr..

A completely satisfactory theory of magnetism has still not been formulated. At present it is assumed that magnetism is due to the movement of the electrons. The electrons circulate around the nucleus of the atom. They also spin around an axis through their centres. These two mo..