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Compare vibrational frequencies in CCCBDB for ClOO (chloroperoxy radical)

B3LYP/STO-3G

18 11 26 13 55
Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency Scaled
Frequency
Harm.
diff
Fund.
diff
Symmetry Harmonic
Frequency
Fundamental
Frequency
Comment
1 A' 1468 1310   -133 A'   1443  
2 A' 607 542   128 A'   414  
3 A' 358 319   118 A'   201  
The calculated vibrational frequencies were scaled by 0.8924

See section Calculated; Vibrations; Scale Factors; Set scaling factors to change the scale factors used here.
See section Calculated; Vibrations; Scale Factors; Calculate a scale factor to determine the least squares best scaling factor.
See section Calculated; Vibrations; Scale Factors; Scale factor uncertainty for information on where the above scaling factor is from.