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

Compare vibrational frequencies in CCCBDB for CBr2F2 (Methane, dibromodifluoro-)

MP2=FULL/aug-cc-pVDZ

Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency diff Symmetry Frequency Comment
1 A 3651 2561 A1 1090  
2 A 3496 2873 A1 623  
3 A 2944 2804 A1 140  
4 A 1712 1544 A1 168  
5 A 1569 1288 A2 281  
6 A 1364 211 B1 1153  
7 A 1237 868 B1 369  
8 A 1017 186 B2 831  
9 A 1001 766 B2 235  
10 A 616        
11 A 541        
12 A 175        
The calculated vibrational frequencies were scaled by 0.9692

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.