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NIST Atomic Spectra Database
Ionization Energies Data

Cl (all spectra)
17 Data Rows Found 
Example of how to reference these results:
Kramida, A., Ralchenko, Yu., Reader, J., and NIST ASD Team (2023). NIST Atomic Spectra Database (ver. 5.11), [Online]. Available: https://physics.nist.gov/asd [2024, April 24]. National Institute of Standards and Technology, Gaithersburg, MD. DOI: https://doi.org/10.18434/T4W30F
BibTex Citation (new window)
 

 At. Num.   Ion  Charge   El.  name   Ionization  Energy 
 (eV) 		 Uncertainty
 (eV) 		  References 
17  0  Chlorine    12.967633                 0.000016   L19191 
17  +1  Chlorine    23.81364                  0.00012    L1617 
17  +2  Chlorine    [39.80]                    0.11       L11770 
17  +3  Chlorine    [53.24]                    0.12       L11770 
17  +4  Chlorine    [67.68]                    0.10       L11770 
17  +5  Chlorine    [96.94]                    0.04       L11770 
17  +6  Chlorine    114.2013                   0.0006     L6356 
17  +7  Chlorine    348.306                    0.007      L6972 
17  +8  Chlorine    400.851                    0.012      L9369 
17  +9  Chlorine    [456.7]                     0.4        L11770 
17  +10  Chlorine    [530.0]                     0.4        L11770 
17  +11  Chlorine    [591.58]                    0.19       L11770 
17  +12  Chlorine    [656.30]                    0.12       L11770 
17  +13  Chlorine    [750.23]                    0.19       L11770 
17  +14  Chlorine    (809.198)                   0.007      L16264c99 
17  +15  Chlorine    (3 658.34366)                 0.00022    L21139 
17  +16  Chlorine    (3 946.29179)                 0.00007    L19200 

If you did not find the data you need, please inform the ASD Team.

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