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All results from a given calculation for HOCH2COOH (Hydroxyacetic acid)

using model chemistry: B3PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at B3PW91/6-311G**
 hartrees
Energy at 0K-304.269057
Energy at 298.15K-304.274656
HF Energy-304.269057
Nuclear repulsion energy180.473073
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 B3PW91/6-311G**
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' 3785 3646 72.21      
2 A' 3757 3618 80.85      
3 A' 3015 2904 30.51      
4 A' 1838 1770 295.49      
5 A' 1490 1435 2.86      
6 A' 1472 1418 20.15      
7 A' 1365 1314 139.89      
8 A' 1294 1246 24.57      
9 A' 1190 1146 129.27      
10 A' 1134 1092 232.49      
11 A' 869 837 43.43      
12 A' 657 633 18.26      
13 A' 476 458 27.12      
14 A' 283 272 9.43      
15 A" 3041 2929 20.22      
16 A" 1244 1198 0.32      
17 A" 1038 999 2.21      
18 A" 662 638 132.25      
19 A" 505 487 6.50      
20 A" 315 303 80.42      
21 A" 74 71 15.00      

Unscaled Zero Point Vibrational Energy (zpe) 14751.3 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 14206.9 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 B3PW91/6-311G**
ABC
0.36037 0.13620 0.10070

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.600 -0.862 0.000
C2 0.000 0.521 0.000
O3 -0.923 1.491 0.000
O4 1.189 0.723 0.000
O5 0.397 -1.842 0.000
H6 -1.247 -0.950 0.883
H7 -1.247 -0.950 -0.883
H8 1.237 -1.363 0.000
H9 -0.448 2.334 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 O5 H6 H7 H8 H9
C11.50782.37572.38981.39711.09841.09841.90353.2002
C21.50781.33881.20572.39552.12112.12112.25321.8676
O32.37571.33882.24683.58432.61622.61623.57860.9675
O42.38981.20572.24682.68363.08413.08412.08562.2967
O51.39712.39553.58432.68362.06832.06830.96694.2602
H61.09842.12112.61623.08412.06831.76602.66853.4935
H71.09842.12112.61623.08412.06831.76602.66853.4935
H81.90352.25323.57862.08560.96692.66852.66854.0623
H93.20021.86760.96752.29674.26023.49353.49354.0623

picture of Hydroxyacetic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 113.003 C1 C2 O4 123.068
C1 O5 H8 105.817 C2 C1 O5 111.048
C2 C1 H6 107.913 C2 C1 H7 107.913
C2 O3 H9 107.050 O3 C2 O4 123.928
O5 C1 H6 111.389 O5 C1 H7 111.389
H6 C1 H7 107.001
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.005      
2 C 0.282      
3 O -0.317      
4 O -0.359      
5 O -0.399      
6 H 0.141      
7 H 0.141      
8 H 0.251      
9 H 0.265      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.250 2.045 0.000 2.397
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.329 -0.364 0.000
y -0.364 -28.651 0.000
z 0.000 0.000 -27.968
Traceless
 xyz
x -2.020 -0.364 0.000
y -0.364 0.498 0.000
z 0.000 0.000 1.522
Polar
3z2-r23.044
x2-y2-1.678
xy-0.364
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.317 -0.090 0.000
y -0.090 5.336 0.000
z 0.000 0.000 3.204


<r2> (average value of r2) Å2
<r2> 110.330
(<r2>)1/2 10.504