Five Electrons Are in a Two-Dimensional Square Potential Energy Well

question 9

Multiple Choice

Five electrons are in a two-dimensional square potential energy well with sides of length L. The potential energy is infinite at the sides and zero inside. The single-particle energies are given by where n_x and n_y are integers. In units of (h²/8mL²) the energy of the first excited state of the system is:

• A) 13
• B) 22
• C) 24
• D) 25
• E) 27

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Definitions:

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A learning process through which behaviors are acquired by watching and imitating the actions of others.

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The educational practice of combining two stimuli multiple times, which leads to the response initially induced by the second stimulus being triggered by only the first stimulus in due course.

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