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

using model chemistry: B3LYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at B3LYP/STO-3G
 hartrees
Energy at 0K-300.161063
Energy at 298.15K-300.166563
HF Energy-300.161063
Nuclear repulsion energy174.729014
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 B3LYP/STO-3G
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' 3687 3291 11.42      
2 A' 3437 3067 65.89      
3 A' 3230 2883 7.39      
4 A' 1846 1648 31.02      
5 A' 1696 1513 100.95      
6 A' 1653 1476 1.00      
7 A' 1494 1333 41.25      
8 A' 1361 1214 13.60      
9 A' 1221 1090 118.78      
10 A' 1121 1000 16.15      
11 A' 877 783 11.20      
12 A' 620 553 8.89      
13 A' 440 392 46.30      
14 A' 287 256 8.65      
15 A" 3314 2957 6.37      
16 A" 1241 1107 0.07      
17 A" 1056 942 0.01      
18 A" 650 580 121.54      
19 A" 606 541 4.69      
20 A" 468 418 9.45      
21 A" 118 105 2.64      

Unscaled Zero Point Vibrational Energy (zpe) 15210.5 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 13573.9 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 B3LYP/STO-3G
ABC
0.34059 0.12957 0.09560

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.724 -0.869 0.000
C2 0.000 0.525 0.000
O3 -0.836 1.655 0.000
O4 1.261 0.558 0.000
O5 0.340 -1.871 0.000
H6 -1.381 -0.949 0.899
H7 -1.381 -0.949 -0.899
H8 1.153 -1.216 0.000
H9 -0.164 2.435 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 O5 H6 H7 H8 H9
C11.57082.52652.44411.46191.11631.11631.90903.3504
C21.57081.40591.26122.42002.21112.21112.08811.9163
O32.52651.40592.36713.71722.80872.80873.49291.0295
O42.44411.26122.36712.59693.17123.17121.77652.3562
O51.46192.42003.71722.59692.14932.14931.04394.3347
H61.11632.21112.80873.17122.14931.79822.70183.7068
H71.11632.21112.80873.17122.14931.79822.70183.7068
H81.90902.08813.49291.77651.04392.70182.70183.8804
H93.35041.91631.02952.35624.33473.70683.70683.8804

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 116.043 C1 C2 O4 118.921
C1 O5 H8 97.858 C2 C1 O5 105.823
C2 C1 H6 109.589 C2 C1 H7 109.589
C2 O3 H9 102.686 O3 C2 O4 125.036
O5 C1 H6 112.259 O5 C1 H7 112.259
H6 C1 H7 107.307
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.071      
2 C 0.207      
3 O -0.204      
4 O -0.219      
5 O -0.261      
6 H 0.080      
7 H 0.080      
8 H 0.175      
9 H 0.213      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.498 2.440 0.000 2.490
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.657 1.268 0.000
y 1.268 -26.601 0.000
z 0.000 0.000 -25.389
Traceless
 xyz
x -1.662 1.268 0.000
y 1.268 -0.078 0.000
z 0.000 0.000 1.740
Polar
3z2-r23.480
x2-y2-1.056
xy1.268
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.370 -0.079 0.000
y -0.079 3.651 0.000
z 0.000 0.000 1.213


<r2> (average value of r2) Å2
<r2> 113.548
(<r2>)1/2 10.656