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

Compare vibrational frequencies in CCCBDB for ZnCH3 (Zinc monomethyl)

B1B95/6-31G

Frequency in cm-1
  Calculated   Experimental
Mode Number Symmetry Frequency diff Symmetry Frequency Comment
1 A1 2917        
2 A1 1175 111 A1 1064  
3 A1 493 48 A1 445  
4 E 3018        
5 E 1404        
6 E 619 304 E 315 Tentative
The calculated vibrational frequencies were scaled by 0.9537

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.