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

using model chemistry: BLYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A
Energy calculated at BLYP/6-31+G**
 hartrees
Energy at 0K-304.254062
Energy at 298.15K-304.259445
HF Energy-304.254062
Nuclear repulsion energy177.315006
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 BLYP/6-31+G**
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' 3595 3576 48.61      
2 A' 3581 3562 66.74      
3 A' 2941 2925 32.53      
4 A' 1723 1714 281.91      
5 A' 1450 1442 10.57      
6 A' 1405 1397 15.10      
7 A' 1290 1283 105.79      
8 A' 1241 1235 27.31      
9 A' 1116 1110 126.69      
10 A' 1047 1042 239.83      
11 A' 818 814 37.08      
12 A' 615 612 12.57      
13 A' 451 448 25.00      
14 A' 267 266 9.13      
15 A" 2964 2948 14.17      
16 A" 1207 1200 0.92      
17 A" 997 992 0.75      
18 A" 631 628 122.35      
19 A" 488 485 7.14      
20 A" 301 299 84.99      
21 A" 57 57 17.15      

Unscaled Zero Point Vibrational Energy (zpe) 14092.1 cm-1
Scaled (by 0.9947) Zero Point Vibrational Energy (zpe) 14017.4 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 BLYP/6-31+G**
ABC
0.34733 0.13136 0.09707

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.602 -0.874 0.000
C2 0.000 0.529 0.000
O3 -0.952 1.508 0.000
O4 1.208 0.751 0.000
O5 0.410 -1.876 0.000
H6 -1.250 -0.978 0.891
H7 -1.250 -0.978 -0.891
H8 1.274 -1.408 0.000
H9 -0.482 2.372 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 O5 H6 H7 H8 H9
C11.52722.40762.43261.42401.10671.10671.95013.2487
C21.52721.36541.22782.44032.15112.15112.31841.9050
O32.40761.36542.28843.64792.65712.65713.66830.9839
O42.43261.22782.28842.74633.13413.13412.16052.3415
O51.42402.44033.64792.74632.08712.08710.98274.3412
H61.10672.15112.65713.13412.08711.78262.71063.5503
H71.10672.15112.65713.13412.08711.78262.71063.5503
H81.95012.31843.66832.16050.98272.71062.71064.1682
H93.24871.90500.98392.34154.34123.55033.55034.1682

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 112.563 C1 C2 O4 123.642
C1 O5 H8 106.810 C2 C1 O5 111.511
C2 C1 H6 108.458 C2 C1 H7 108.458
C2 O3 H9 107.253 O3 C2 O4 123.795
O5 C1 H6 110.496 O5 C1 H7 110.496
H6 C1 H7 107.293
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.090      
2 C 0.372      
3 O -0.393      
4 O -0.453      
5 O -0.476      
6 H 0.165      
7 H 0.165      
8 H 0.351      
9 H 0.358      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.344 1.997 0.000 2.407
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.489 -0.352 0.000
y -0.352 -30.141 0.000
z 0.000 0.000 -29.267
Traceless
 xyz
x -1.785 -0.352 0.000
y -0.352 0.237 0.000
z 0.000 0.000 1.547
Polar
3z2-r23.095
x2-y2-1.348
xy-0.352
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.411 -0.160 0.000
y -0.160 6.601 0.000
z 0.000 0.000 4.139


<r2> (average value of r2) Å2
<r2> 114.587
(<r2>)1/2 10.705