Which of the Following Statements Regarding Orbitals and Wave Functions

Multiple Choice

Which of the following statements regarding orbitals and wave functions is true?

A) Wave functions are mathematical solutions to the Schrödinger wave equation.
B) Wave functions specify where an electron is at any given time.
C) An orbital encloses a region in space around the nucleus where the probability of finding an electron is 1.
D) The square of the wave function describes how the electron matter wave varies in time and space.
E) All sine functions are solutions to the Schrödinger equation for the hydrogen atom.