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

using model chemistry: B3LYP/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no CS 2A'
1 2 yes C1 2A

Conformer 1 (CS)

Jump to S1C2
Energy calculated at B3LYP/CEP-121G*
 hartrees
Energy at 0K-30.216870
Energy at 298.15K 
HF Energy-30.216870
Nuclear repulsion energy43.446413
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-121G*
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' 3747 3633 2.29      
2 A' 3121 3025 15.03      
3 A' 2976 2885 83.15      
4 A' 1525 1479 0.48      
5 A' 1479 1434 4.45      
6 A' 1426 1382 6.77      
7 A' 1228 1191 69.27      
8 A' 1028 997 70.22      
9 A' 962 933 56.23      
10 A' 621 602 22.71      
11 A' 373 361 32.37      
12 A" 3231 3132 24.09      
13 A" 3013 2921 74.74      
14 A" 1281 1242 0.21      
15 A" 1160 1125 0.91      
16 A" 803 778 0.44      
17 A" 241 234 135.22      
18 A" 144i 140i 1.18      

Unscaled Zero Point Vibrational Energy (zpe) 14034.8 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 13605.3 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-121G*
ABC
1.23928 0.32055 0.28348

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.125 -0.381 0.000
C2 0.000 0.544 0.000
C3 1.276 -0.247 0.000
H4 -1.934 0.158 0.000
H5 -0.042 1.188 0.893
H6 -0.042 1.188 -0.893
H7 1.681 -0.635 -0.933
H8 1.681 -0.635 0.933

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.45622.40500.97202.10542.10542.96842.9684
C21.45621.50101.97201.10251.10252.25532.2553
C32.40501.50103.23552.14392.14391.08861.0886
H40.97201.97203.23552.33182.33183.81713.8171
H52.10541.10252.14392.33181.78673.10342.5095
H62.10541.10252.14392.33181.78672.50953.1034
H72.96842.25531.08863.81713.10342.50951.8657
H82.96842.25531.08863.81712.50953.10341.8657

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 108.820 O1 C2 H5 109.973
O1 C2 H6 109.973 C2 O1 H4 106.910
C2 C3 H7 120.282 C2 C3 H8 120.282
C3 C2 H5 109.914 C3 C2 H6 109.914
H5 C2 H6 108.240 H7 C3 H8 117.939
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.550      
2 C -0.081      
3 C -0.361      
4 H 0.391      
5 H 0.133      
6 H 0.133      
7 H 0.168      
8 H 0.168      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.185 1.622 0.000 1.632
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.908 -3.065 0.000
y -3.065 -20.375 0.000
z 0.000 0.000 -18.974
Traceless
 xyz
x 2.767 -3.065 0.000
y -3.065 -2.434 0.000
z 0.000 0.000 -0.333
Polar
3z2-r2-0.665
x2-y23.467
xy-3.065
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.928 -0.449 0.000
y -0.449 3.763 0.000
z 0.000 0.000 3.792


<r2> (average value of r2) Å2
<r2> 44.508
(<r2>)1/2 6.671

Conformer 2 (C1)

Jump to S1C1
Energy calculated at B3LYP/CEP-121G*
 hartrees
Energy at 0K-30.217891
Energy at 298.15K-30.222526
HF Energy-30.217891
Nuclear repulsion energy43.610521
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-121G*
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 3781 3665 8.39      
2 A 3246 3147 15.46      
3 A 3131 3036 10.10      
4 A 2957 2867 82.38      
5 A 2887 2798 88.52      
6 A 1506 1460 4.93      
7 A 1464 1419 6.75      
8 A 1415 1371 2.46      
9 A 1272 1233 71.33      
10 A 1213 1176 12.89      
11 A 1098 1065 23.95      
12 A 1061 1029 57.73      
13 A 951 922 11.16      
14 A 849 823 16.38      
15 A 458 444 35.67      
16 A 394 382 36.28      
17 A 274 266 112.20      
18 A 159 154 18.96      

Unscaled Zero Point Vibrational Energy (zpe) 14058.2 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 13628.0 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 B3LYP/CEP-121G*
ABC
1.31342 0.32722 0.27825

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.122 -0.382 -0.058
C2 -0.010 0.525 0.035
C3 1.265 -0.256 -0.018
H4 -1.932 0.122 0.108
H5 -0.065 1.105 0.983
H6 -0.031 1.271 -0.783
H7 2.208 0.245 -0.223
H8 1.268 -1.302 0.281

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.43832.39000.96922.10062.10903.39232.5825
C21.43831.49611.96541.11191.10712.25042.2430
C32.39001.49613.22162.14952.14391.08791.0873
H40.96921.96543.22162.28422.39324.15523.5067
H52.10061.11192.14952.28421.77372.71252.8387
H62.10901.10712.14392.39321.77372.52553.0720
H73.39232.25041.08794.15522.71252.52551.8793
H82.58252.24301.08733.50672.83873.07201.8793

picture of 2-hydroxy ethyl radical state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 C3 109.054 O1 C2 H5 110.257
O1 C2 H6 111.234 C2 O1 H4 107.855
C2 C3 H7 120.300 C2 C3 H8 119.666
C3 C2 H5 110.149 C3 C2 H6 109.989
H5 C2 H6 106.132 H7 C3 H8 119.519
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.554      
2 C -0.068      
3 C -0.383      
4 H 0.396      
5 H 0.136      
6 H 0.139      
7 H 0.160      
8 H 0.174      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.251 1.802 0.557 1.903
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.084 -1.947 -0.803
y -1.947 -19.541 -0.566
z -0.803 -0.566 -20.503
Traceless
 xyz
x 3.938 -1.947 -0.803
y -1.947 -1.247 -0.566
z -0.803 -0.566 -2.691
Polar
3z2-r2-5.381
x2-y23.457
xy-1.947
xz-0.803
yz-0.566


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.918 -0.239 -0.176
y -0.239 4.168 -0.104
z -0.176 -0.104 3.290


<r2> (average value of r2) Å2
<r2> 44.469
(<r2>)1/2 6.668