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All results from a given calculation for SiH3OH (silanol)

using model chemistry: B97D3/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-311G**
 hartrees
Energy at 0K-367.135150
Energy at 298.15K 
HF Energy-367.135150
Nuclear repulsion energy64.045213
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 B97D3/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3829 3775 64.06 86.68 0.28 0.44
2 A' 2218 2186 111.10 135.54 0.24 0.39
3 A' 2157 2126 110.58 206.37 0.09 0.16
4 A' 1005 991 219.54 17.16 0.72 0.84
5 A' 947 933 98.79 23.43 0.75 0.86
6 A' 883 870 26.28 13.24 0.72 0.84
7 A' 803 791 160.07 9.25 0.27 0.42
8 A' 678 668 81.23 7.51 0.72 0.83
9 A" 2151 2120 204.55 88.43 0.75 0.86
10 A" 922 909 84.01 26.48 0.75 0.86
11 A" 711 701 75.96 17.24 0.75 0.86
12 A" 221 218 114.84 2.79 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8262.1 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 8143.9 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 B97D3/6-311G**
ABC
2.55372 0.45003 0.44129

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.030 -0.536 0.000
O2 0.030 1.135 0.000
H3 1.461 -0.938 0.000
H4 -0.649 -1.108 1.206
H5 -0.649 -1.108 -1.206
H6 -0.824 1.578 0.000

Atom - Atom Distances (Å)
  Si1 O2 H3 H4 H5 H6
Si11.67171.48641.49701.49702.2806
O21.67172.51912.63562.63560.9622
H31.48642.51912.43622.43623.3989
H41.49702.63562.43622.41122.9494
H51.49702.63562.43622.41122.9494
H62.28060.96223.39892.94942.9494

picture of silanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 O2 H6 117.404 O2 Si1 H3 105.666
O2 Si1 H4 112.444 O2 Si1 H5 112.444
H3 Si1 H4 109.487 H3 Si1 H5 109.487
H4 Si1 H5 107.285
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.747      
2 O -0.592      
3 H -0.128      
4 H -0.154      
5 H -0.154      
6 H 0.279      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.448 0.030 0.000 1.448
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.034 -3.112 0.000
y -3.112 -20.496 0.000
z 0.000 0.000 -21.974
Traceless
 xyz
x 1.201 -3.112 0.000
y -3.112 0.508 0.000
z 0.000 0.000 -1.709
Polar
3z2-r2-3.418
x2-y20.462
xy-3.112
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.319 -0.055 0.000
y -0.055 4.103 0.000
z 0.000 0.000 4.095


<r2> (average value of r2) Å2
<r2> 39.761
(<r2>)1/2 6.306