Which of the following statements about quantum theory is incorrect?
A)The energy and position of an electron cannot be determined simultaneously.
B)Lower energy orbitals are filled with electrons before higher energy orbitals.
C)When filling orbitals of equal energy,two electrons will occupy the same orbital before filling a new orbital.
D)No two electrons can have the same four quantum numbers.
E)All of these are correct.

Question

Quizplus · Accepted Answer

C) is incorrect because it misrepresents Hund's rule. According to Hund's rule, electrons fill degenerate orbitals singly first, with parallel spins, before pairing up in any one orbital.

Which of the Following Statements About Quantum Theory Is Incorrect