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9. Quantum Mechanics

Quantum Numbers: Principal Quantum Number

9. Quantum Mechanics

Quantum Numbers: Principal Quantum Number

Multiple Choice
Which of the following excited electrons has the lowest energy?
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Multiple Choice
Which set of four quantum numbers represents the last electron added to the Zn atom according to the Aufbau principle?
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Open Question
Which part of the periodic table indicates the number of energy levels in the electron cloud?
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Multiple Choice
Which of the following sets of quantum numbers can describe a 4s electron?
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Multiple Choice
Which set of quantum numbers is possible for an electron in a 2s orbital?
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Multiple Choice
Which of the following sets of three quantum numbers does NOT specify a valid orbital in the hydrogen atom?
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Multiple Choice
What is the value of n for the electron based on the image of the atom provided?
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Multiple Choice
Which quantum number primarily determines the energy level of an electron in an atom?
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