History of Atoms and Cathode Ray

Discovered the electrons by using cathode ray tube

Thompson

sed the Oil drop experiment to obtain the charge information (the charge) about the electron.

Milikan

Discovered the nucleus by shooting alpha particles at gold foil

Rutherford

Suggested that light exhibited particle behavior. Developed. 6.63 × 10 ^-34 J*s

Plank

Provided a mathematical formula that correctly predicted the atomic spectrum of hydrogen. 2.18 × 10^-18 J

Rydberg

Who postulated that an electron can behave like a wave and particle. Developed the formula frequency = h/mv

de Broglie

Describe what Bohr discovered.

Postulated the first model of an _____. ________ were restricted to particular ______ and energy levels. His model only worked for ______

Atom, orbits, hydrogen

The father of quantum mechanics. Developed the math that supports our current interpretation of electron configuration, quantum #’s, orbitals, etc.

Schrondinger