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All results from a given calculation for SiH3F (monofluorosilane)

using model chemistry: B3LYPultrafine/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B3LYPultrafine/daug-cc-pVTZ
 hartrees
Energy at 0K-391.266416
Energy at 298.15K 
HF Energy-391.266416
Nuclear repulsion energy62.611403
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B3LYPultrafine/daug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 2248 2248 32.23 315.54 0.03 0.05
2 A1 984 984 178.76 1.25 0.75 0.86
3 A1 851 851 78.18 5.49 0.28 0.44
4 E 2258 2258 133.56 52.16 0.75 0.86
4 E 2258 2258 133.56 52.13 0.75 0.86
5 E 961 961 82.78 5.52 0.75 0.86
5 E 961 961 82.78 5.55 0.75 0.86
6 E 722 722 51.70 5.53 0.75 0.86
6 E 722 722 51.71 5.53 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5982.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5982.1 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B3LYPultrafine/daug-cc-pVTZ
ABC
2.82232 0.46701 0.46701

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/daug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.507
F2 0.000 0.000 -1.110
H3 0.000 1.406 0.967
H4 -1.217 -0.703 0.967
H5 1.217 -0.703 0.967

Atom - Atom Distances (Å)
  Si1 F2 H3 H4 H5
Si11.61701.47901.47901.4790
F21.61702.50802.50802.5080
H31.47902.50802.43452.4345
H41.47902.50802.43452.4345
H51.47902.50802.43452.4345

picture of monofluorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Si1 H3 108.129 F2 Si1 H4 108.129
F2 Si1 H5 108.129 H3 Si1 H4 110.779
H3 Si1 H5 110.779 H4 Si1 H5 110.779
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 1.782      
2 F -0.918      
3 H -0.288      
4 H -0.288      
5 H -0.288      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.410 1.410
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.911 0.000 0.000
y 0.000 -19.911 0.000
z 0.000 0.000 -21.236
Traceless
 xyz
x 0.662 0.000 0.000
y 0.000 0.662 0.000
z 0.000 0.000 -1.325
Polar
3z2-r2-2.650
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.421 0.000 0.000
y 0.000 4.421 0.000
z 0.000 0.000 4.057


<r2> (average value of r2) Å2
<r2> 36.132
(<r2>)1/2 6.011