10. Periodic Properties of the Elements

The Electron Configuration

Open Question
Identify the atom with the ground-state electron configuration shown for its valence shell. 3𝑠²3𝑝¹
Multiple Choice
Which of the following is the correct full ground-state electron configuration for the element phosphorus (atomic number 15)?
Multiple Choice
Which of the following best represents the ground state electron configuration of a halogen?
Multiple Choice
Which of the following is the correct electron configuration for the As^{3+} cation?
Multiple Choice
Which of the following best describes the electron cloud model?
Multiple Choice
Which element has the electron configuration 1s^2 2s^2 2p^6 3s^2 3p^6 4s^1?
Multiple Choice
Which of the following is the correct electron configuration for chlorine (atomic number 17)?
Multiple Choice
Which of the following represents the correct electron configuration for a neutral atom of oxygen?
Multiple Choice
Which of the following best describes atomic orbitals?
Open Question
Identify the generic outer electron configuration for the noble gases.
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Open Question
Classify the 𝑝 and 𝑑 orbital diagrams based on whether they obey or violate hund's rule.
Multiple Choice
Which of the following is the correct electron configuration for boron (atomic number 5)?
Multiple Choice
Which of the following is the correct electron configuration for phosphorus (atomic number 15)?
Multiple Choice
Which of the following represents the correct ground-state electron configuration for the Pb^{2+} ion?
Multiple Choice
Which of the following is the correct electron configuration for sulfur (atomic number 16)?