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

using model chemistry: HSEh1PBE/3-21G*

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 HSEh1PBE/3-21G*
 hartrees
Energy at 0K-153.337503
Energy at 298.15K 
HF Energy-153.337503
Nuclear repulsion energy73.935550
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 HSEh1PBE/3-21G*
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' 3497 3357 2.15      
2 A' 3182 3054 7.53      
3 A' 3009 2889 52.46      
4 A' 1586 1522 1.79      
5 A' 1505 1445 2.06      
6 A' 1462 1404 3.01      
7 A' 1261 1211 46.78      
8 A' 1030 988 25.04      
9 A' 958 920 64.21      
10 A' 627 602 28.80      
11 A' 356 342 34.70      
12 A" 3293 3161 10.94      
13 A" 3040 2918 61.11      
14 A" 1317 1265 0.08      
15 A" 1171 1124 0.52      
16 A" 844 811 0.03      
17 A" 254 243 149.11      
18 A" 143i 137i 0.57      

Unscaled Zero Point Vibrational Energy (zpe) 14125.3 cm-1
Scaled (by 0.9599) Zero Point Vibrational Energy (zpe) 13558.9 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 HSEh1PBE/3-21G*
ABC
1.20948 0.32569 0.28561

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.112 -0.407 0.000
C2 0.000 0.555 0.000
C3 1.267 -0.226 0.000
H4 -1.949 0.128 0.000
H5 -0.035 1.204 0.889
H6 -0.035 1.204 -0.889
H7 1.655 -0.625 -0.930
H8 1.655 -0.625 0.930

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.47062.38630.99382.13222.13222.92762.9276
C21.47061.48871.99561.10091.10092.23532.2353
C32.38631.48873.23622.12822.12821.08381.0838
H40.99381.99563.23622.36942.36943.79813.7981
H52.13221.10092.12822.36941.77763.08332.4899
H62.13221.10092.12822.36941.77762.48993.0833
H72.92762.23531.08383.79813.08332.48991.8606
H82.92762.23531.08383.79812.48993.08331.8606

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 107.486 O1 C2 H5 111.215
O1 C2 H6 111.215 C2 O1 H4 106.544
C2 C3 H7 119.840 C2 C3 H8 119.840
C3 C2 H5 109.624 C3 C2 H6 109.624
H5 C2 H6 107.674 H7 C3 H8 118.264
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.552      
2 C -0.260      
3 C -0.367      
4 H 0.342      
5 H 0.202      
6 H 0.202      
7 H 0.217      
8 H 0.217      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.216 1.645 0.000 1.659
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.208 -2.938 0.000
y -2.938 -19.921 0.000
z 0.000 0.000 -18.551
Traceless
 xyz
x 3.028 -2.938 0.000
y -2.938 -2.541 0.000
z 0.000 0.000 -0.487
Polar
3z2-r2-0.973
x2-y23.713
xy-2.938
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.037 -0.526 0.000
y -0.526 2.875 0.000
z 0.000 0.000 3.055


<r2> (average value of r2) Å2
<r2> 50.684
(<r2>)1/2 7.119

Conformer 2 (C1)

Jump to S1C1
Energy calculated at HSEh1PBE/3-21G*
 hartrees
Energy at 0K-153.339439
Energy at 298.15K-153.344030
HF Energy-153.339439
Nuclear repulsion energy74.342557
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 HSEh1PBE/3-21G*
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 3548 3406 0.76      
2 A 3319 3186 3.77      
3 A 3197 3069 4.34      
4 A 2965 2846 62.59      
5 A 2914 2797 63.07      
6 A 1561 1498 4.46      
7 A 1476 1417 5.50      
8 A 1455 1396 0.14      
9 A 1285 1234 56.58      
10 A 1224 1175 2.26      
11 A 1101 1057 18.46      
12 A 1057 1015 38.76      
13 A 979 939 5.71      
14 A 876 841 18.79      
15 A 428 410 28.72      
16 A 395 379 74.71      
17 A 292 280 103.03      
18 A 125 120 28.05      

Unscaled Zero Point Vibrational Energy (zpe) 14098.1 cm-1
Scaled (by 0.9599) Zero Point Vibrational Energy (zpe) 13532.8 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 HSEh1PBE/3-21G*
ABC
1.28714 0.33470 0.28046

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 -1.119 -0.378 -0.056
C2 0.003 0.536 0.032
C3 1.245 -0.269 -0.015
H4 -1.948 0.131 0.105
H5 -0.015 1.124 0.975
H6 0.022 1.280 -0.786
H7 2.199 0.202 -0.219
H8 1.203 -1.312 0.273

Atom - Atom Distances (Å)
  O1 C2 C3 H4 H5 H6 H7 H8
O11.44942.36670.98652.12972.14033.37172.5240
C21.44941.48101.99411.11111.10612.23502.2159
C32.36671.48103.22062.12382.11941.08311.0820
H40.98651.99413.22062.34042.44834.16023.4697
H52.12971.11112.12382.34041.76762.67872.8124
H62.14031.10612.11942.44831.76762.49473.0385
H73.37172.23501.08314.16022.67872.49471.8774
H82.52402.21591.08203.46972.81243.03851.8774

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 107.731 O1 C2 H5 111.883
O1 C2 H6 113.079 C2 O1 H4 108.399
C2 C3 H7 120.510 C2 C3 H8 118.842
C3 C2 H5 109.203 C3 C2 H6 109.155
H5 C2 H6 105.727 H7 C3 H8 120.245
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.569      
2 C -0.237      
3 C -0.390      
4 H 0.348      
5 H 0.205      
6 H 0.206      
7 H 0.203      
8 H 0.234      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.306 1.837 0.358 1.897
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.451 -1.975 -0.384
y -1.975 -18.859 -0.358
z -0.384 -0.358 -20.212
Traceless
 xyz
x 4.085 -1.975 -0.384
y -1.975 -1.027 -0.358
z -0.384 -0.358 -3.057
Polar
3z2-r2-6.115
x2-y23.408
xy-1.975
xz-0.384
yz-0.358


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.195 -0.182 -0.151
y -0.182 3.470 -0.095
z -0.151 -0.095 2.247


<r2> (average value of r2) Å2
<r2> 50.448
(<r2>)1/2 7.103