Back to 30.3 Bohr’s Theory of the Hydrogen Atom

30.3 Exercise 22

Avg difficulty 2.5

A beryllium ion with a single electron (denoted Be3+\text{Be}^{3 + }) is in an excited state with radius the same as that of the ground state of hydrogen.

(a) What is nn for the Be3+\text{Be}^{3 + } ion?

(b) How much energy in eV is needed to ionize the ion from this excited state?

OpenStax College Physics 2e, 30.3 Bohr’s Theory of the Hydrogen Atom, exercise 22

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Adapted from College Physics © 2022 Rice University. Licensed under CC BY 4.0. Sources: College Physics 2e, College Physics for AP® Courses 2e. Imported at revision f98d7a7.