10. Periodic Properties of the Elements

The Electron Configuration: Ions

Multiple Choice
Which of the following is the correct electron configuration for the iodide ion (I−)?
Multiple Choice
Which of the following is the correct electron configuration for the Co^{2+} ion?
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Multiple Choice
Which of the following is the ground state electron configuration for a Ca^{2+} ion?
Multiple Choice
Which of the following is the correct electron configuration for the Co^{2+} ion?
Multiple Choice
Which of the following is the correct electron configuration for the Be^{2+} ion?
Multiple Choice
The electron configuration 2-8-7 is given for an atom or ion. Is this configuration an excited state or a ground state?
Multiple Choice
Which of the following correctly describes the orbital diagram for the Cd^{2+} ion?
Multiple Choice
In the ground-state electron configuration of Fe^{3+}, how many unpaired electrons are present?
Open Question
The electron configuration for chlorine (Cl) is the same as ___________, with one more electron.
Multiple Choice
Which electron configuration is correct for a sodium ion (Na^+)?
Multiple Choice
Which of the following is the ground-state electron configuration of the Fe^{3+} ion?
Open Question
What is the electron configuration of the chlorine atom after it gains an electron?
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Multiple Choice
What is the electron configuration of a bromine atom (Br) after it loses three electrons?
Multiple Choice
Which of the following is the correct electron configuration for the iodide ion, I⁻?
Multiple Choice
Determine the electron configuration for the Cl⁺ ion.
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