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All results from a given calculation for CH3OHH2O (methanol water dimer)

using model chemistry: B97D3/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B97D3/TZVP
 hartrees
Energy at 0K-192.133367
Energy at 298.15K-192.138494
HF Energy-192.133367
Nuclear repulsion energy78.277592
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/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 A' 3725 3672 6.47      
2 A' 3595 3543 389.61      
3 A' 3044 3000 54.32      
4 A' 2911 2869 90.60      
5 A' 1596 1573 62.61      
6 A' 1479 1458 1.91      
7 A' 1456 1435 12.68      
8 A' 1401 1381 30.33      
9 A' 1094 1079 13.93      
10 A' 1022 1007 104.11      
11 A' 268 264 244.82      
12 A' 169 166 5.61      
13 A' 73 72 32.18      
14 A" 3838 3783 54.99      
15 A" 2949 2907 98.02      
16 A" 1457 1436 0.73      
17 A" 1146 1129 0.21      
18 A" 679 669 146.29      
19 A" 195 192 0.75      
20 A" 76 75 21.30      
21 A" 55 54 47.19      

Unscaled Zero Point Vibrational Energy (zpe) 16113.3 cm-1
Scaled (by 0.9856) Zero Point Vibrational Energy (zpe) 15881.3 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/TZVP
ABC
1.06210 0.12700 0.11786

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 0.000 0.406 0.000
O2 -0.971 0.337 0.000
O3 1.930 0.640 0.000
C4 -1.305 -1.047 0.000
H5 2.204 1.161 0.767
H6 2.204 1.161 -0.767
H7 -2.397 -1.119 0.000
H8 -0.927 -1.573 -0.893
H9 -0.927 -1.573 0.893

Atom - Atom Distances (Å)
  H1 O2 O3 C4 H5 H6 H7 H8 H9
H10.97381.94441.95262.45262.45262.84162.36132.3613
O20.97382.91731.42313.36903.36902.03822.10922.1092
O31.94442.91733.64830.96610.96614.67163.72323.7232
C41.95261.42313.64834.21564.21561.09511.10331.1033
H52.45263.36900.96614.21561.53315.19234.47594.1589
H62.45263.36900.96614.21561.53315.19234.15894.4759
H72.84162.03824.67161.09515.19235.19231.77901.7790
H82.36132.10923.72321.10334.47594.15891.77901.7856
H92.36132.10923.72321.10334.15894.47591.77901.7856

picture of methanol water dimer state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 O2 C4 107.629 H1 O3 H5 110.268
H1 O3 H6 110.268 O2 H1 O3 177.169
O2 C4 H7 107.359 O2 C4 H8 112.588
O2 C4 H9 112.588 H5 O3 H6 105.014
H7 C4 H8 108.040 H7 C4 H9 108.040
H8 C4 H9 108.044
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.261      
2 O -0.421      
3 O -0.534      
4 C -0.153      
5 H 0.285      
6 H 0.285      
7 H 0.111      
8 H 0.083      
9 H 0.083      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.885 0.786 0.000 2.990
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.681 7.710 0.000
y 7.710 -17.182 0.000
z 0.000 0.000 -18.239
Traceless
 xyz
x 1.030 7.710 0.000
y 7.710 0.278 0.000
z 0.000 0.000 -1.307
Polar
3z2-r2-2.615
x2-y20.501
xy7.710
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.207 0.452 0.000
y 0.452 3.856 0.000
z 0.000 0.000 3.707


<r2> (average value of r2) Å2
<r2> 98.190
(<r2>)1/2 9.909