return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3CHOH (1-hydroxy-ethyl radical)

using model chemistry: B3LYPultrafine/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at B3LYPultrafine/cc-pVTZ
 hartrees
Energy at 0K-154.447069
Energy at 298.15K-154.452002
HF Energy-154.447069
Nuclear repulsion energy75.008717
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 B3LYPultrafine/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 3831 3704 54.55      
2 A 3128 3024 45.92      
3 A 3095 2992 10.03      
4 A 3036 2935 19.86      
5 A 2944 2846 49.91      
6 A 1490 1441 1.38      
7 A 1465 1416 10.76      
8 A 1448 1400 14.91      
9 A 1397 1351 0.18      
10 A 1275 1233 122.82      
11 A 1208 1168 41.94      
12 A 1059 1024 33.44      
13 A 1023 989 5.88      
14 A 929 898 9.55      
15 A 558 540 17.55      
16 A 408 395 9.55      
17 A 363 351 122.27      
18 A 178 172 3.43      

Unscaled Zero Point Vibrational Energy (zpe) 14418.1 cm-1
Scaled (by 0.9667) Zero Point Vibrational Energy (zpe) 13938.0 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 B3LYPultrafine/cc-pVTZ
ABC
1.54854 0.31485 0.27640

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.090 0.504 -0.096
C2 1.227 -0.163 0.011
O3 -1.169 -0.340 0.020
H4 -0.232 1.527 0.237
H5 1.304 -0.991 -0.698
H6 2.029 0.545 -0.200
H7 1.406 -0.582 1.012
H8 -1.981 0.175 0.001

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48041.37481.08492.13082.12162.15571.9219
C21.48042.40292.24411.09291.08991.10003.2260
O31.37482.40292.09952.65643.32512.77050.9613
H41.08492.24412.09953.09402.50352.78092.2228
H52.13081.09292.65643.09401.76941.76143.5552
H62.12161.08993.32512.50351.76941.76864.0317
H72.15571.10002.77052.78091.76141.76863.6150
H81.92193.22600.96132.22283.55524.03173.6150

picture of 1-hydroxy-ethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 110.905 C1 C2 H6 110.343
C1 C2 H7 112.489 C1 O3 H8 109.438
C2 C1 O3 114.571 C2 C1 H4 121.276
O3 C1 H4 116.717 H5 C2 H6 108.314
H5 C2 H7 106.884 H6 C2 H7 107.730
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.033      
2 C -0.261      
3 O -0.267      
4 H 0.071      
5 H 0.103      
6 H 0.092      
7 H 0.089      
8 H 0.205      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.562 1.142 0.300 1.308
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.537 -1.868 -0.144
y -1.868 -19.594 0.563
z -0.144 0.563 -20.576
Traceless
 xyz
x 4.548 -1.868 -0.144
y -1.868 -1.537 0.563
z -0.144 0.563 -3.011
Polar
3z2-r2-6.023
x2-y24.057
xy-1.868
xz-0.144
yz0.563


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.309 -0.182 0.069
y -0.182 4.403 -0.010
z 0.069 -0.010 3.621


<r2> (average value of r2) Å2
<r2> 51.643
(<r2>)1/2 7.186