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All results from a given calculation for H2OCH3OH (water methanol dimer)

using model chemistry: wB97X-D/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at wB97X-D/cc-pVTZ
 hartrees
Energy at 0K-192.176652
Energy at 298.15K-192.182300
HF Energy-192.176652
Nuclear repulsion energy80.775596
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/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 A 3954 3780 68.14      
2 A 3905 3733 44.96      
3 A 3748 3583 293.64      
4 A 3148 3009 22.69      
5 A 3101 2964 36.44      
6 A 3034 2901 44.86      
7 A 1672 1599 45.26      
8 A 1529 1461 5.48      
9 A 1515 1448 5.39      
10 A 1494 1429 2.53      
11 A 1383 1322 28.91      
12 A 1200 1147 0.22      
13 A 1102 1053 1.66      
14 A 1068 1021 124.61      
15 A 615 588 113.98      
16 A 471 450 19.08      
17 A 260 248 198.86      
18 A 195 187 4.08      
19 A 127 121 46.96      
20 A 103 98 48.25      
21 A 79 75 63.56      

Unscaled Zero Point Vibrational Energy (zpe) 16850.4 cm-1
Scaled (by 0.956) Zero Point Vibrational Energy (zpe) 16108.9 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 wB97X-D/cc-pVTZ
ABC
0.84924 0.15250 0.13554

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.117 0.326 0.160
O2 -1.933 -0.112 -0.119
O3 0.768 0.746 0.140
H4 -2.334 -0.411 0.696
H5 0.742 1.166 -0.721
C6 1.291 -0.570 -0.027
H7 2.268 -0.548 -0.512
H8 1.407 -0.992 0.969
H9 0.605 -1.197 -0.600

Atom - Atom Distances (Å)
  H1 O2 O3 H4 H5 C6 H7 H8 H9
H10.96711.93171.52052.22172.57583.56052.95972.4215
O20.96712.84580.95663.02423.25694.24173.62052.8015
O31.93172.84583.35760.95851.42542.08562.02822.0853
H41.52050.95663.35763.73553.69984.76053.79573.3074
H52.22173.02420.95853.73551.94792.30462.81992.3693
C62.57583.25691.42543.69981.94791.09161.08751.0914
H73.56054.24172.08564.76052.30461.09161.76951.7871
H82.95973.62052.02823.79572.81991.08751.76951.7731
H92.42152.80152.08533.30742.36931.09141.78711.7731

picture of water methanol dimer state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 O2 H4 104.439 H1 O3 H5 94.425
H1 O3 C6 99.108 O2 H1 O3 156.713
O3 C6 H7 111.224 O3 C6 H8 106.864
O3 C6 H9 111.210 H5 O3 C6 107.994
H7 C6 H8 108.598 H7 C6 H9 109.905
H8 C6 H9 108.933
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.232      
2 O -0.466      
3 O -0.338      
4 H 0.202      
5 H 0.201      
6 C -0.053      
7 H 0.069      
8 H 0.084      
9 H 0.069      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.951 -0.298 0.274 1.992
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.710 0.032 -5.163
y 0.032 -18.996 -2.760
z -5.163 -2.760 -18.128
Traceless
 xyz
x -2.148 0.032 -5.163
y 0.032 0.422 -2.760
z -5.163 -2.760 1.726
Polar
3z2-r23.451
x2-y2-1.714
xy0.032
xz-5.163
yz-2.760


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.324 -0.022 -0.152
y -0.022 3.724 -0.157
z -0.152 -0.157 3.672


<r2> (average value of r2) Å2
<r2> 86.842
(<r2>)1/2 9.319