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Consider a hydrogen atom and a singly ionized helium atom. Which atom has the lower ground state energy? (a) Hydrogen (b) Helium (c) The ground state energy is the same for both.

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Coleen Amado
Coleen AmadoLv10
26 Nov 2020

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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

2. A singly ionized helium atom is hydrogenic in that itconsistsof a nucleus (two protons and two neutrons) orbitedby a singleelectron and thus the Bohr theory should be applicable.The photonsemitted by singly ionized helium in the visible part ofthe spectrumare in the Brackett series.


a) Calculate thewavelengthsin the Brackett series for singly ionized helium whichfall between700 nm and 400 nm (there are eight). Record youranswersto the nearest nm.

2. A singly ionized helium atom is hydrogenic in that itconsistsof a nucleus (two protons and two neutrons) orbitedby a singleelectron and thus the Bohr theory should be applicable.The photonsemitted by singly ionized helium in the visible part ofthe spectrumare in the Brackett series.

a) Calculate thewavelengthsin the Brackett series for singly ionized helium whichfall between700 nm and 400 nm (there are eight). Record youranswersto the nearest nm in the spaces provided.

ni

Wavelength

Chapter 30, Problem 8

A singly ionized helium atom (He+) has only one electron in orbitabout the nuclues. What is the radius of the ion when it is in theexcited state defined by n=4?

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