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

using model chemistry: B1B95/6-31G

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 B1B95/6-31G
 hartrees
Energy at 0K-154.234357
Energy at 298.15K 
HF Energy-154.234357
Nuclear repulsion energy74.203446
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' 3671 3501 3.00      
2 A' 3198 3050 9.39      
3 A' 3035 2894 56.54      
4 A' 1567 1494 0.72      
5 A' 1508 1438 2.78      
6 A' 1449 1382 5.01      
7 A' 1244 1187 40.22      
8 A' 1067 1018 39.59      
9 A' 944 900 83.64      
10 A' 651 621 26.41      
11 A' 378 360 33.85      
12 A" 3315 3161 16.14      
13 A" 3079 2936 59.77      
14 A" 1304 1244 0.03      
15 A" 1178 1123 0.94      
16 A" 835 796 0.02      
17 A" 258 246 176.69      
18 A" 116i 111i 2.00      

Unscaled Zero Point Vibrational Energy (zpe) 14281.1 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 13619.9 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
1.23829 0.32479 0.28635

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)
O1 -1.110 -0.409 0.000
C2 0.000 0.548 0.000
C3 1.268 -0.215 0.000
H4 -1.957 0.074 0.000
H5 -0.062 1.190 0.887
H6 -0.062 1.190 -0.887
H7 1.679 -0.591 -0.928
H8 1.679 -0.591 0.928

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.46592.38560.97552.10762.10762.94502.9450
C21.46591.47942.01401.09681.09682.23102.2310
C32.38561.47943.23792.12802.12801.08251.0825
H40.97552.01403.23792.37152.37153.81143.8114
H52.10761.09682.12802.37151.77493.08192.4908
H62.10761.09682.12802.37151.77492.49083.0819
H72.94502.23101.08253.81143.08192.49081.8558
H82.94502.23101.08253.81142.49083.08191.8558

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 108.187 O1 C2 H5 109.816
O1 C2 H6 109.816 C2 O1 H4 109.532
C2 C3 H7 120.321 C2 C3 H8 120.321
C3 C2 H5 110.502 C3 C2 H6 110.502
H5 C2 H6 108.018 H7 C3 H8 118.001
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 O -0.618      
2 C -0.116      
3 C -0.252      
4 H 0.362      
5 H 0.152      
6 H 0.152      
7 H 0.160      
8 H 0.160      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.130 1.879 0.000 1.883
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.965 -3.004 0.000
y -3.004 -20.201 0.000
z 0.000 0.000 -18.640
Traceless
 xyz
x 3.456 -3.004 0.000
y -3.004 -2.898 0.000
z 0.000 0.000 -0.557
Polar
3z2-r2-1.115
x2-y24.236
xy-3.004
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.287 -0.484 0.000
y -0.484 3.039 0.000
z 0.000 0.000 3.198


<r2> (average value of r2) Å2
<r2> 50.637
(<r2>)1/2 7.116

Conformer 2 (C1)

Jump to S1C1
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-154.235701
Energy at 298.15K-154.240235
HF Energy-154.235701
Nuclear repulsion energy74.633103
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 3716 3544 5.58      
2 A 3337 3182 6.65      
3 A 3211 3062 6.13      
4 A 2996 2857 66.03      
5 A 2937 2801 65.26      
6 A 1541 1470 4.84      
7 A 1482 1414 6.03      
8 A 1447 1380 0.86      
9 A 1269 1210 48.85      
10 A 1221 1165 2.13      
11 A 1112 1061 46.06      
12 A 1085 1035 26.74      
13 A 976 931 11.88      
14 A 878 838 24.83      
15 A 455 434 58.20      
16 A 411 392 36.11      
17 A 276 263 142.88      
18 A 79 75 27.34      

Unscaled Zero Point Vibrational Energy (zpe) 14214.8 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 13556.7 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 B1B95/6-31G
ABC
1.31437 0.33433 0.28155

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.119 -0.372 -0.056
C2 0.006 0.530 0.034
C3 1.249 -0.264 -0.014
H4 -1.959 0.095 0.095
H5 -0.040 1.113 0.974
H6 -0.002 1.268 -0.783
H7 2.197 0.212 -0.229
H8 1.222 -1.308 0.266

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.44462.37140.97232.10472.11323.37152.5424
C21.44461.47592.01381.10691.10152.22922.2159
C32.37141.47593.23032.12932.12251.08201.0810
H40.97232.01383.23032.34392.44534.17023.4811
H52.10471.10692.12932.34391.76422.69462.8204
H62.11321.10152.12252.44531.76422.50133.0390
H73.37152.22921.08204.17022.69462.50131.8721
H82.54242.21591.08103.48112.82043.03901.8721

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 108.578 O1 C2 H5 110.456
O1 C2 H6 111.486 C2 O1 H4 111.361
C2 C3 H7 120.493 C2 C3 H8 119.335
C3 C2 H5 110.244 C3 C2 H6 110.030
H5 C2 H6 106.039 H7 C3 H8 119.883
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 O -0.630      
2 C -0.095      
3 C -0.281      
4 H 0.369      
5 H 0.156      
6 H 0.157      
7 H 0.146      
8 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.246 2.042 0.380 2.092
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.411 -2.156 -0.512
y -2.156 -19.103 -0.379
z -0.512 -0.379 -20.175
Traceless
 xyz
x 4.228 -2.156 -0.512
y -2.156 -1.310 -0.379
z -0.512 -0.379 -2.917
Polar
3z2-r2-5.835
x2-y23.692
xy-2.156
xz-0.512
yz-0.379


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.354 -0.175 -0.167
y -0.175 3.645 -0.092
z -0.167 -0.092 2.426


<r2> (average value of r2) Å2
<r2> 50.358
(<r2>)1/2 7.096