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IV.C.1. (XIII.D.1.)

Compare vibrational frequencies in CCCBDB for CF2O (Carbonic difluoride)

MP2/LANL2DZ

Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency diff Symmetry Frequency Comment
1 A1 1722 -206 A1 1928  
2 A1 789 -176 A1 965  
3 A1 478 -106 A1 584  
4 B1 638 -136 B1 774  
5 B2 991 -258 B2 1249  
6 B2 518 -108 B2 626  
The calculated vibrational frequencies were scaled by 0.9631

See section XIII.C.3 List or set vibrational scaling factors to change the scale factors used here.
See section III.B.3.c Calculate a vibrational scaling factor for a set of molecules to determine the least squares best scaling factor.
See section III.B.3.b List of vibrational scaling factors and their uncertainties for information on where the above scaling factor is from.