Chemistry Practice Problems Bohr and Balmer Equations Practice Problems Solution: Why are the emission wavelengths for hydrogen and ...

Solution: Why are the emission wavelengths for hydrogen and helium different? And why does the equation that relates to emission spectra to the energy levels differ for hydrogen and helium?

Problem

Why are the emission wavelengths for hydrogen and helium different? And why does the equation that relates to emission spectra to the energy levels differ for hydrogen and helium?

Solution

The Rydberg equation relates the emission wavelength to the energy levels: 


where

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Additional Practice Problems

Bohr and Balmer Equations

Bohr and Balmer Equations

Q. What is the wavelength of the line corresponding to n=5 in the Balmer series?

Solved • Thu Aug 29 2019 14:25:49 GMT-0400 (EDT)

Bohr and Balmer Equations

Q. What is the wavelength of the line corresponding to n=4 in the Balmer series?

Solved • Thu Aug 29 2019 14:22:59 GMT-0400 (EDT)

Bohr and Balmer Equations

Q. Calculate the energy of a photon emitted when an electron in a hydrogen atom relaxes from n = 5 to n = 3?

Solved • Thu Aug 08 2019 01:11:10 GMT-0400 (EDT)