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

Compare vibrational frequencies in CCCBDB for SiH2Cl2 (dichlorosilane)

PM3

Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency diff Symmetry Frequency Comment
1   -2224 a1 2224  
2   -954 a1 954  
3   -527 a1 527  
4   -188 a1 188  
5   -710 a2 710  
6   -2237 b1 2237  
7   -602 b1 602  
8   -876 b2 876  
9   -590 b2 590  
The calculated vibrational frequencies were scaled by 0.974

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.