Answered: An atom initially in an energy level…

An atom initially in an energy level with -6.43 eV absorbs a photon that has wavelength 850 nm. What is the internal energy of the atom after it absorbs the photon?

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter28: The Atom

Section: Chapter Questions

Problem 3STP

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Concept explainers

The Bohr model

Students often get confused between Rutherford’s model and Bohr model of an atom. They interpret the postulates of both these models to be the same, which is incorrect. Rutherford’s model differs from Bohr’s model in the following ways:

Question

An atom initially in an energy level with -6.43 eV absorbs a photon
that has wavelength 850 nm. What is the internal energy of the
atom after it absorbs the photon?
O 1.46 eV
-4.97 eV
-5.27 eV
4.97 eV
-1.46 eV

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