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All results from a given calculation for CH2CH2OH (2-hydroxy ethyl radical)

using model chemistry: B3LYP/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B3LYP/CEP-31G*
 hartrees
Energy at 0K-30.206016
Energy at 298.15K 
HF Energy-30.206016
Nuclear repulsion energy43.271844
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/CEP-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' 3766 3637 5.05      
2 A' 3147 3039 15.44      
3 A' 3006 2903 90.32      
4 A' 1515 1463 0.18      
5 A' 1474 1423 5.75      
6 A' 1417 1369 5.87      
7 A' 1230 1187 62.30      
8 A' 1043 1007 65.20      
9 A' 967 934 60.65      
10 A' 630 608 40.62      
11 A' 371 358 39.05      
12 A" 3250 3138 30.86      
13 A" 3044 2940 76.19      
14 A" 1272 1228 0.05      
15 A" 1150 1110 1.23      
16 A" 794 766 0.00      
17 A" 255 247 141.60      
18 A" 136i 131i 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 14096.2 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 13612.7 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/CEP-31G*
ABC
1.22352 0.31876 0.28167

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.129 -0.375 0.000
C2 0.000 0.548 0.000
C3 1.279 -0.257 0.000
H4 -1.938 0.170 0.000
H5 -0.038 1.195 0.900
H6 -0.038 1.195 -0.900
H7 1.683 -0.652 -0.939
H8 1.683 -0.652 0.939

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.45772.41100.97572.11202.11202.97742.9774
C21.45771.51171.97421.10861.10862.27042.2704
C32.41101.51173.24562.15722.15721.09561.0956
H40.97571.97423.24562.33792.33793.83013.8301
H52.11201.10862.15722.33791.79923.12322.5251
H62.11201.10862.15722.33791.79922.52513.1232
H72.97742.27041.09563.83013.12322.52511.8774
H82.97742.27041.09563.83012.52513.12321.8774

picture of 2-hydroxy ethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 C3 108.556 O1 C2 H5 110.024
O1 C2 H6 110.024 C2 O1 H4 106.765
C2 C3 H7 120.263 C2 C3 H8 120.263
C3 C2 H5 109.874 C3 C2 H6 109.874
H5 C2 H6 108.484 H7 C3 H8 117.921
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.467      
2 C -0.146      
3 C -0.413      
4 H 0.361      
5 H 0.134      
6 H 0.134      
7 H 0.199      
8 H 0.199      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.125 1.639 0.000 1.643
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.790 -3.130 0.000
y -3.130 -19.907 0.000
z 0.000 0.000 -18.435
Traceless
 xyz
x 2.381 -3.130 0.000
y -3.130 -2.295 0.000
z 0.000 0.000 -0.086
Polar
3z2-r2-0.171
x2-y23.117
xy-3.130
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.607 -0.516 0.000
y -0.516 3.318 0.000
z 0.000 0.000 3.112


<r2> (average value of r2) Å2
<r2> 44.516
(<r2>)1/2 6.672