The energy, wavelength and frequency of an emitted photon are all related to the size of the electronic  transition (high → low energy levels) occurring in the metal cation. Based on your observations, in which  metal did the smallest electronic transitions occur? Briefly explain your response.

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter12: Solutions
Section: Chapter Questions
Problem 12.62QE
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The energy, wavelength and frequency of an emitted photon are all related to the size of the electronic 
transition (high → low energy levels) occurring in the metal cation. Based on your observations, in which 
metal did the smallest electronic transitions occur? Briefly explain your response. 

Solution
LiCl
NaCl
KC1
CuCl
BaCl
CaCl₂
Wavelength (m)
7.01 x 10-7m
5.97 x 10-7m
4.23 x 10-7m
5.35 x 10-7m
5.87 x 10-7m
6.22 x 10-7m
Frequency (s¹)
4.28 x 1014 S-1
5.02 x 1014 s
7.09 x 1014 -
5.60 x 1014-1
5.11 x 1014-1
4.82 x 1014-1
Photon Energy (J)
2.84 x 10-19J
3.33 x 10-19 J
4.70 x 10-19 J
3.71 x 10-19 J
3.39 x 10-19 J
3.20 x 10-19 J
Transcribed Image Text:Solution LiCl NaCl KC1 CuCl BaCl CaCl₂ Wavelength (m) 7.01 x 10-7m 5.97 x 10-7m 4.23 x 10-7m 5.35 x 10-7m 5.87 x 10-7m 6.22 x 10-7m Frequency (s¹) 4.28 x 1014 S-1 5.02 x 1014 s 7.09 x 1014 - 5.60 x 1014-1 5.11 x 1014-1 4.82 x 1014-1 Photon Energy (J) 2.84 x 10-19J 3.33 x 10-19 J 4.70 x 10-19 J 3.71 x 10-19 J 3.39 x 10-19 J 3.20 x 10-19 J
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