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

Compare vibrational frequencies in CCCBDB for GeH3CH3 (methyl germane)

BLYP/STO-3G

Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency diff Symmetry Frequency Comment
1 A1 2966 28 A1 2938  
2 A1 2174 89 A1 2085  
3 A1 1396 142 A1 1254  
4 A1 731 -112 A1 843  
5 A1 498 -104 A1 602  
6 A2 117 -40 A2 157  
7 E 3099 102 E 2997  
8 E 2002 -82 E 2084  
9 E 1546 118 E 1428  
10 E 927 27 E 900  
11 E 797 -51 E 848  
12 E 467 -39 E 506  
The calculated vibrational frequencies were scaled by 0.9252

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.