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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: PBE1PBE/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/aug-cc-pVTZ
 hartrees
Energy at 0K-154.920750
Energy at 298.15K-154.927397
HF Energy-154.920750
Nuclear repulsion energy82.063933
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 PBE1PBE/aug-cc-pVTZ
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' 3887 3737 33.32 104.84 0.21 0.34
2 A' 3131 3011 22.66 54.59 0.74 0.85
3 A' 3052 2935 14.17 179.17 0.00 0.00
4 A' 2997 2881 65.37 146.92 0.06 0.12
5 A' 1519 1461 1.96 2.59 0.70 0.82
6 A' 1492 1434 2.79 6.38 0.75 0.86
7 A' 1450 1394 11.98 1.30 0.49 0.66
8 A' 1392 1338 2.86 0.06 0.43 0.60
9 A' 1270 1221 69.00 0.77 0.72 0.83
10 A' 1124 1081 46.62 5.29 0.52 0.68
11 A' 1047 1007 44.92 5.49 0.11 0.20
12 A' 911 876 10.97 4.76 0.19 0.32
13 A' 417 401 11.01 0.31 0.61 0.76
14 A" 3132 3012 26.09 40.16 0.75 0.86
15 A" 3026 2910 43.58 97.01 0.75 0.86
16 A" 1474 1417 6.74 4.41 0.75 0.86
17 A" 1299 1249 0.01 3.54 0.75 0.86
18 A" 1177 1132 3.33 0.43 0.75 0.86
19 A" 814 783 0.35 0.16 0.75 0.86
20 A" 280 270 76.57 1.12 0.75 0.86
21 A" 237 228 39.08 0.29 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17563.8 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 16887.6 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 PBE1PBE/aug-cc-pVTZ
ABC
1.18418 0.31470 0.27417

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.169 -0.402 0.000
C2 0.000 0.550 0.000
O3 -1.193 -0.217 0.000
H4 -1.944 0.379 0.000
H5 2.111 0.150 0.000
H6 1.141 -1.041 0.884
H7 1.141 -1.041 -0.884
H8 0.041 1.197 0.886
H9 0.041 1.197 -0.886

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.50762.36903.20891.09151.09121.09122.14782.1478
C21.50761.41821.95122.14832.14812.14811.09761.0976
O32.36901.41820.95823.32382.62802.62802.07492.0749
H43.20891.95120.95824.06083.50863.50862.32232.3223
H51.09152.14833.32384.06081.77191.77192.48292.4829
H61.09122.14812.62803.50861.77191.76862.49313.0577
H71.09122.14812.62803.50861.77191.76863.05772.4931
H82.14781.09762.07492.32232.48292.49313.05771.7720
H92.14781.09762.07492.32232.48293.05772.49311.7720

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.090 C1 C2 H8 110.066
C1 C2 H9 110.066 C2 C1 H5 110.467
C2 C1 H6 110.471 C2 C1 H7 110.471
C2 O3 H4 108.845 O3 C2 H8 110.486
O3 C2 H9 110.486 H5 C1 H6 108.546
H5 C1 H7 108.546 H6 C1 H7 108.272
H8 C2 H9 107.653
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.716      
2 C -0.091      
3 O -0.432      
4 H 0.109      
5 H 0.240      
6 H 0.237      
7 H 0.237      
8 H 0.207      
9 H 0.207      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.106 1.545 0.000 1.549
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.881 -2.386 0.000
y -2.386 -20.143 0.000
z 0.000 0.000 -20.237
Traceless
 xyz
x 2.309 -2.386 0.000
y -2.386 -1.083 0.000
z 0.000 0.000 -1.225
Polar
3z2-r2-2.451
x2-y22.261
xy-2.386
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.460 -0.139 0.000
y -0.139 4.916 0.000
z 0.000 0.000 4.546


<r2> (average value of r2) Å2
<r2> 54.041
(<r2>)1/2 7.351