The graph below shows the variation with distance r from the nucleus of the square of the wave function, Ψ^2, of a hydrogen atom according to Schrödinger theory.
A. is most likely to be near a.
B. is always a.
C. is always less than a.
D. is always greater than a.

The graph below shows the variation with distance r from the nucleus of the square of the wave function Ψ2 of a hydrogen atom according to Schrödinger theory A class=