According to the Quantum Mechanical Picture of the Atom, Which

Multiple Choice

According to the quantum mechanical picture of the atom, which one of the following statements is true concerning the magnitude of the angular momentum L of an electron in the n = 3 level of the hydrogen atom?

A) L is 0.318h.
B) L is 0.390h.
C) L could be 0.159h or 0.318h.
D) L could be 0.225h or 0.276h.
E) L could be 0.225h or 0.390h.