A Highly Ionized Atom With $Z = 5$ Has Only One Electron Left Around It, in Its Ground

question 20

Multiple Choice

A highly ionized atom with $Z = 5$ has only one electron left around it, in its ground state. How much more energy is required to finish the job and have a bare nucleus?

• A) \(13.1 \mathrm { eV }\)
• B) \(10.9 \mathrm { eV }\)
• C) \(68.0 \mathrm { eV }\)
• D) \(340.0 \mathrm { eV }\)

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