Answered: 5. The ground state energy for an…

5. The ground state energy for an electron in a hydrogen atom is -13.6 eV. What is the energy of the first excited energy state? A. -6.8 eV B. -9.6 eV C. -3.4 eV D. 0

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter28: Atomic Physics

Section: Chapter Questions

Problem 7CQ

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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

5.
The ground state energy for an electron in a hydrogen atom is -13.6 eV. What is the
energy of the first excited energy state?
A. -6.8 eV
B. -9.6 eV
C. -3.4 eV
D. O

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Tutorial Sheet 01 1. In the Bohr model for a hydrogen atom, an electron revolving in the third excited state. If the electron drops into second state, calculate the following: a. The total energy of the electron in the third excited state. b. The transition energy. c. The kinetic energy of electron in first excited state. 2. Prove that the total energy of electron is measured in units of jou CREDHA 3. Hydrogen atom electron moves from third orbit to the first orbit, calculate the wave number of the radiated light. (Repeat using Rydberg equation). 4. Calculate the radius of orbit of an electron moving around a hydrogen atom with an energy of -13.6ev. If a photon of energy 10.2ev hits electron and losses all its energy to the electron, calculate the new radius of orbit. What frequency of light will be emitted if the above electron changes it orbital radius to its old value? 5. An electron at rest light of wavelength 4.96*10-7m. Calculate the velocity of the electron. 6. An single…