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

using model chemistry: B1B95/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 B1B95/STO-3G
 hartrees
Energy at 0K-300.101075
Energy at 298.15K-300.106649
HF Energy-300.101075
Nuclear repulsion energy176.086244
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 B1B95/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' 3766 3326 8.47      
2 A' 3536 3122 59.87      
3 A' 3274 2891 6.76      
4 A' 1897 1675 42.91      
5 A' 1709 1509 89.83      
6 A' 1662 1467 1.25      
7 A' 1517 1339 51.52      
8 A' 1377 1216 17.46      
9 A' 1250 1104 116.64      
10 A' 1159 1023 19.02      
11 A' 902 796 12.05      
12 A' 632 558 9.73      
13 A' 450 397 47.36      
14 A' 297 263 7.77      
15 A" 3359 2966 4.11      
16 A" 1255 1109 0.11      
17 A" 1067 942 0.07      
18 A" 656 579 135.47      
19 A" 611 540 0.55      
20 A" 482 426 10.95      
21 A" 120 106 2.82      

Unscaled Zero Point Vibrational Energy (zpe) 15488.1 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 13676.0 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 B1B95/STO-3G
ABC
0.34519 0.13175 0.09713

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.716 -0.862 0.000
C2 0.000 0.521 0.000
O3 -0.832 1.638 0.000
O4 1.253 0.558 0.000
O5 0.337 -1.856 0.000
H6 -1.372 -0.940 0.895
H7 -1.372 -0.940 -0.895
H8 1.144 -1.208 0.000
H9 -0.168 2.416 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 O5 H6 H7 H8 H9
C11.55722.50342.42731.44781.11251.11251.89153.3238
C21.55721.39331.25312.40062.19452.19452.07261.9029
O32.50341.39332.34773.68492.78192.78193.46461.0223
O42.42731.25312.34772.58203.15163.15161.76902.3390
O51.44782.40063.68492.58202.13592.13591.03524.3021
H61.11252.19452.78193.15162.13591.79012.68383.6757
H71.11252.19452.78193.15162.13591.79012.68383.6757
H81.89152.07263.46461.76901.03522.68382.68383.8540
H93.32381.90291.02232.33904.30213.67573.67573.8540

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 115.984 C1 C2 O4 119.075
C1 O5 H8 97.857 C2 C1 O5 105.987
C2 C1 H6 109.439 C2 C1 H7 109.439
C2 O3 H9 102.874 O3 C2 O4 124.941
O5 C1 H6 112.412 O5 C1 H7 112.412
H6 C1 H7 107.126
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.076      
2 C 0.214      
3 O -0.216      
4 O -0.226      
5 O -0.272      
6 H 0.085      
7 H 0.085      
8 H 0.185      
9 H 0.222      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.491 2.462 0.000 2.510
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.681 1.263 0.000
y 1.263 -26.610 0.000
z 0.000 0.000 -25.337
Traceless
 xyz
x -1.708 1.263 0.000
y 1.263 -0.101 0.000
z 0.000 0.000 1.809
Polar
3z2-r23.618
x2-y2-1.071
xy1.263
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.303 -0.071 0.000
y -0.071 3.500 0.000
z 0.000 0.000 1.190


<r2> (average value of r2) Å2
<r2> 112.032
(<r2>)1/2 10.585