The Balmer series for the hydrogen atom comprises electron energy transitions that end in then,= 2 state. E (eV) 0.00 -0,378 -0.544 2 -0.850 4 -1.512 -3.401 Balmer series Consider the four illustrated transitions, each shown by a downward arrow in this energy-level diagram for the hydrogen atom. Because these transitions all involve a hydrogen atom losing energy, they each correspond to the emission of a photon. (a) What is the initial quantum number, n, of the transition that generates the photon with the longest wavelength? (Restrict your attention to the four illustrated transitions.) (b) What is the energy (in ev) of that longest-wavelength photon? ev (c) What is its wavelength (in nm)? ENERGY

The Balmer series for the hydrogen atom comprises electron energy transitions that end in then,= 2 state. E (eV) 0.00 -0,378 -0.544 2 -0.850 4 -1.512 -3.401 Balmer series Consider the four illustrated transitions, each shown by a downward arrow in this energy-level diagram for the hydrogen atom. Because these transitions all involve a hydrogen atom losing energy, they each correspond to the emission of a photon. (a) What is the initial quantum number, n, of the transition that generates the photon with the longest wavelength? (Restrict your attention to the four illustrated transitions.) (b) What is the energy (in ev) of that longest-wavelength photon? ev (c) What is its wavelength (in nm)? ENERGY

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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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:

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The Balmer series for the hydrogen atom comprises electron energy transitions that end in the ne = 2 state.
E (eV)
00
0.00
5
4
-0.378
-0.544 2
-0.850 4
-1.512
2
-3.401
Balmer
series
Consider the four illustrated transitions, each shown by a downward arrow in this energy-level diagram for the hydrogen atom. Because these transitions all involve a hydrogen atom losing energy, they each correspond to the emission of a photon.
(a) What is the initial quantum number, n, of the transition that generates the photon with the longest wavelength? (Restrict your attention to the four illustrated transitions.)
n; =
(b) What is the energy (in eV) of that longest-wavelength photon?
ev
(c) What is its wavelength (in nm)?
nm
ENERGY

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