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All results from a given calculation for SiH3F (monofluorosilane)

using model chemistry: BLYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at BLYP/TZVP
 hartrees
Energy at 0K-391.208634
Energy at 298.15K 
HF Energy-391.208634
Nuclear repulsion energy61.572006
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 BLYP/TZVP
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 2181 2176 32.01 260.22 0.04 0.08
2 A1 958 956 203.28 14.13 0.68 0.81
3 A1 802 800 73.48 6.29 0.42 0.60
4 E 2196 2190 142.51 71.46 0.75 0.86
4 E 2196 2190 142.53 71.46 0.75 0.86
5 E 930 927 86.07 21.38 0.75 0.86
5 E 930 927 86.08 21.37 0.75 0.86
6 E 692 690 50.21 18.38 0.75 0.86
6 E 692 690 50.21 18.38 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5787.3 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 5772.9 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 BLYP/TZVP
ABC
2.77709 0.44974 0.44974

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/TZVP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.518
F2 0.000 0.000 -1.133
H3 0.000 1.417 0.982
H4 -1.227 -0.708 0.982
H5 1.227 -0.708 0.982

Atom - Atom Distances (Å)
  Si1 F2 H3 H4 H5
Si11.65001.49131.49131.4913
F21.65002.54572.54572.5457
H31.49132.54572.45422.4542
H41.49132.54572.45422.4542
H51.49132.54572.45422.4542

picture of monofluorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Si1 H3 108.165 F2 Si1 H4 108.165
F2 Si1 H5 108.165 H3 Si1 H4 110.745
H3 Si1 H5 110.745 H4 Si1 H5 110.745
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.645      
2 F -0.344      
3 H -0.100      
4 H -0.100      
5 H -0.100      


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 1.629 1.629
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.025 0.000 0.000
y 0.000 -20.025 0.000
z 0.000 0.000 -21.258
Traceless
 xyz
x 0.616 0.000 0.000
y 0.000 0.616 0.000
z 0.000 0.000 -1.233
Polar
3z2-r2-2.466
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 3.931 0.000 0.000
y 0.000 3.931 0.000
z 0.000 0.000 3.332


<r2> (average value of r2) Å2
<r2> 36.976
(<r2>)1/2 6.081