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All results from a given calculation for CH3CH2O (Ethoxy radical)

using model chemistry: M06-2X/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at M06-2X/6-31G
 hartrees
Energy at 0K-154.249639
Energy at 298.15K-154.254974
HF Energy-154.249639
Nuclear repulsion energy73.469696
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 M06-2X/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' 3163 3163 17.36      
2 A' 3080 3080 10.61      
3 A' 3023 3023 19.34      
4 A' 1543 1543 9.51      
5 A' 1477 1477 17.01      
6 A' 1462 1462 14.25      
7 A' 1400 1400 3.96      
8 A' 1137 1137 8.47      
9 A' 1085 1085 13.09      
10 A' 906 906 0.14      
11 A' 423 423 7.77      
12 A" 3172 3172 17.40      
13 A" 3054 3054 5.00      
14 A" 1532 1532 6.74      
15 A" 1289 1289 0.24      
16 A" 948 948 0.33      
17 A" 563 563 15.88      
18 A" 208 208 0.97      

Unscaled Zero Point Vibrational Energy (zpe) 14731.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14731.5 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 M06-2X/6-31G
ABC
1.26922 0.31693 0.27994

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.068 -0.548 0.000
C2 0.000 0.533 0.000
O3 -1.322 0.021 0.000
H4 2.069 -0.108 0.000
H5 0.968 -1.181 0.885
H6 0.968 -1.181 -0.885
H7 0.084 1.195 0.876
H8 0.084 1.195 -0.876

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.51962.45731.09371.09271.09272.18492.1849
C21.51961.41812.16612.15802.15801.10141.1014
O32.45731.41813.39402.73372.73372.03082.0308
H41.09372.16613.39401.77421.77422.53092.5309
H51.09272.15802.73371.77421.77022.53483.0867
H61.09272.15802.73371.77421.77023.08672.5348
H72.18491.10142.03082.53092.53483.08671.7526
H82.18491.10142.03082.53093.08672.53481.7526

picture of Ethoxy radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 113.491 C1 C2 H7 111.955
C1 C2 H8 111.955 C2 C1 H4 110.916
C2 C1 H5 110.333 C2 C1 H6 110.333
O3 C2 H7 106.747 O3 C2 H8 106.747
H4 C1 H5 108.489 H4 C1 H6 108.489
H5 C1 H6 108.204 H7 C2 H8 105.426
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.445      
2 C -0.109      
3 O -0.313      
4 H 0.149      
5 H 0.169      
6 H 0.169      
7 H 0.190      
8 H 0.190      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.134 0.823 0.000 2.287
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.581 -0.086 0.000
y -0.086 -18.502 0.000
z 0.000 0.000 -17.960
Traceless
 xyz
x -4.350 -0.086 0.000
y -0.086 1.768 0.000
z 0.000 0.000 2.582
Polar
3z2-r25.164
x2-y2-4.078
xy-0.086
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.917 0.128 0.000
y 0.128 3.445 0.000
z 0.000 0.000 3.548


<r2> (average value of r2) Å2
<r2> 51.565
(<r2>)1/2 7.181