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

# Compare vibrational frequencies in CCCBDB for SiF_{4} (Silicon tetrafluoride)

### PM3

Frequency in cm^{-1}

Calculated | Experimental | |||||
---|---|---|---|---|---|---|

Mode Number | Symmetry | Frequency | diff | Symmetry | Frequency | Comment |

1 | -800 |
A_{1} |
800 | |||

2 | -268 | E | 268 | |||

3 | -1032 |
T_{2} |
1032 | |||

4 | -389 |
T_{2} |
389 |

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.