APFIVE Bohr Model Energy and Orbital Radius
In the Bohr model for a hydrogen-like ion with atomic number Z, which of the following expresses the relationship between the electron’s energy, E, and its orbital radius, r?
A
E ∝ -Z²/r
B
E ∝ -Z²r
C
E ∝ -Z/r²
D
E ∝ -Z/r