Tom  Whitney   256-6234    E-Mail

HYDROGEN  ATOM  -  1  Electron Circling 1 Proton
Electrons circle Nucleus in distinct Shells denoted by Integer  Quantum numbers corresponding to a Specific Energy State

Jump of Electron from Higher to Lower Shell emits Photon of
 Specific Quantum Energy

Radiation Absorption occurs in discrete Quantum Integer Jump
from Lower to Higher Shell

Jump from Shell 3 to 2
Red Balmer Series Alpha Spectrum Line at 6563 Angstroms

Radius :  Shell  1:  5.3  x  10  to  -9th  cm
Shell  2:   2.1 x 10  to  -8th  cm
Shell  3:  4.8  x 10  to  -8th  cm