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All results from a given calculation for SiH3F (monofluorosilane)

using model chemistry: wB97X-D/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 wB97X-D/TZVP
 hartrees
Energy at 0K-391.195115
Energy at 298.15K 
HF Energy-391.195115
Nuclear repulsion energy62.339463
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 wB97X-D/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 2257 2155 32.00 245.76 0.04 0.08
2 A1 985 940 224.24 13.05 0.68 0.81
3 A1 857 819 79.06 5.41 0.48 0.65
4 E 2261 2160 148.12 66.25 0.75 0.86
4 E 2261 2160 148.16 66.20 0.75 0.86
5 E 963 919 95.53 20.02 0.75 0.86
5 E 963 919 95.48 20.02 0.75 0.86
6 E 717 685 59.68 16.47 0.75 0.86
6 E 717 685 59.67 16.41 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5990.0 cm-1
Scaled (by 0.955) Zero Point Vibrational Energy (zpe) 5720.4 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 wB97X-D/TZVP
ABC
2.80834 0.46255 0.46255

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/TZVP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 0.509
F2 0.000 0.000 -1.116
H3 0.000 1.409 0.971
H4 -1.220 -0.705 0.971
H5 1.220 -0.705 0.971

Atom - Atom Distances (Å)
  Si1 F2 H3 H4 H5
Si11.62521.48281.48281.4828
F21.62522.51812.51812.5181
H31.48282.51812.44052.4405
H41.48282.51812.44052.4405
H51.48282.51812.44052.4405

picture of monofluorosilane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Si1 H3 108.144 F2 Si1 H4 108.144
F2 Si1 H5 108.144 H3 Si1 H4 110.765
H3 Si1 H5 110.765 H4 Si1 H5 110.765
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.667      
2 F -0.356      
3 H -0.104      
4 H -0.104      
5 H -0.104      


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 1.635 1.635
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.677 0.000 0.000
y 0.000 -19.677 0.000
z 0.000 0.000 -21.049
Traceless
 xyz
x 0.686 0.000 0.000
y 0.000 0.686 0.000
z 0.000 0.000 -1.372
Polar
3z2-r2-2.744
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 3.744 0.000 0.000
y 0.000 3.746 0.001
z 0.000 0.001 3.118


<r2> (average value of r2) Å2
<r2> 36.199
(<r2>)1/2 6.017