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

using model chemistry: B1B95/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-304.070505
Energy at 298.15K-304.076034
HF Energy-304.070505
Nuclear repulsion energy178.580488
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 B1B95/6-31G
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' 3675 3505 53.24      
2 A' 3637 3469 42.83      
3 A' 3080 2937 17.07      
4 A' 1777 1695 227.68      
5 A' 1538 1467 15.57      
6 A' 1479 1410 17.73      
7 A' 1375 1311 134.25      
8 A' 1311 1250 40.89      
9 A' 1156 1102 128.53      
10 A' 1086 1036 215.99      
11 A' 882 841 48.64      
12 A' 644 614 17.39      
13 A' 471 449 34.66      
14 A' 280 267 8.83      
15 A" 3119 2974 14.97      
16 A" 1246 1188 1.44      
17 A" 1065 1015 1.93      
18 A" 667 636 205.05      
19 A" 523 499 9.97      
20 A" 289 276 120.82      
21 A" 62 59 32.89      

Unscaled Zero Point Vibrational Energy (zpe) 14680.6 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 14000.9 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 B1B95/6-31G
ABC
0.35100 0.13448 0.09902

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.620 -0.849 0.000
C2 0.000 0.515 0.000
O3 -0.919 1.513 0.000
O4 1.216 0.708 0.000
O5 0.387 -1.854 0.000
H6 -1.261 -0.946 0.882
H7 -1.261 -0.946 -0.882
H8 1.267 -1.427 0.000
H9 -0.495 2.393 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 O5 H6 H7 H8 H9
C11.49822.38032.40711.42341.09421.09421.97383.2442
C21.49821.35651.23092.40072.12192.12192.31841.9421
O32.38031.35652.28133.61152.63462.63463.66310.9771
O42.40711.23092.28132.69283.10583.10582.13512.4011
O51.42342.40073.61152.69282.07782.07780.97834.3379
H61.09422.12192.63463.10582.07781.76402.71983.5377
H71.09422.12192.63463.10582.07781.76402.71983.5377
H81.97382.31843.66312.13510.97832.71982.71984.2063
H93.24421.94210.97712.40114.33793.53773.53774.2063

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 112.895 C1 C2 O4 123.476
C1 O5 H8 109.130 C2 C1 O5 110.487
C2 C1 H6 108.867 C2 C1 H7 108.867
C2 O3 H9 111.624 O3 C2 O4 123.629
O5 C1 H6 110.561 O5 C1 H7 110.561
H6 C1 H7 107.417
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.062      
2 C 0.443      
3 O -0.559      
4 O -0.421      
5 O -0.627      
6 H 0.209      
7 H 0.209      
8 H 0.397      
9 H 0.411      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.185 2.433 0.000 2.706
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.897 -0.506 0.000
y -0.506 -29.225 0.000
z 0.000 0.000 -28.113
Traceless
 xyz
x -2.228 -0.506 0.000
y -0.506 0.280 0.000
z 0.000 0.000 1.948
Polar
3z2-r23.896
x2-y2-1.672
xy-0.506
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.175 -0.183 0.000
y -0.183 4.895 0.000
z 0.000 0.000 2.582


<r2> (average value of r2) Å2
<r2> 112.329
(<r2>)1/2 10.599