Question

What are the ionization potentials of hydrogen-like helium and lithium?

Answer 1

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Hydrogen has an electronic structure of 1s1. It is a very small atom, and the single electron is close to the nucleus and therefore strongly attracted. There are no electrons screening it from the nucleus and so the ionization energy is high (1310 kJ mol-1). Helium has a structure 1s2.....

Answer 2

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❗ANSWER❗

✨✨Hydrogen has an electronic structure of 1s1. It is a very small atom, and the single electron is close to the nucleus and therefore strongly attracted. There are no electrons screening it from the nucleus and so the ionization energy is high (1310 kJ mol-1). Helium has a structure 1s2......✨✨

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