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

using model chemistry: M06-2X/STO-3G

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/STO-3G
 hartrees
Energy at 0K-152.376427
Energy at 298.15K-152.381743
HF Energy-152.376427
Nuclear repulsion energy72.242310
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/STO-3G
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' 3555 3555 0.09      
2 A' 3383 3383 0.08      
3 A' 3333 3333 2.00      
4 A' 1696 1696 3.90      
5 A' 1617 1617 3.45      
6 A' 1576 1576 2.24      
7 A' 1501 1501 9.16      
8 A' 1188 1188 2.09      
9 A' 1159 1159 7.13      
10 A' 981 981 2.55      
11 A' 410 410 1.72      
12 A" 3560 3560 0.06      
13 A" 3439 3439 0.01      
14 A" 1688 1688 3.75      
15 A" 1445 1445 12.08      
16 A" 1268 1268 14.66      
17 A" 821 821 1.32      
18 A" 178 178 0.56      

Unscaled Zero Point Vibrational Energy (zpe) 16398.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16398.4 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/STO-3G
ABC
1.24244 0.30297 0.26832

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.089 -0.566 0.000
C2 0.000 0.543 0.000
O3 -1.357 0.034 0.000
H4 2.087 -0.113 0.000
H5 0.990 -1.198 0.889
H6 0.990 -1.198 -0.889
H7 0.124 1.190 0.890
H8 0.124 1.190 -0.890

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.55432.51851.09581.09521.09522.19262.1926
C21.55431.44902.18772.19092.19091.10781.1078
O32.51851.44903.44692.79562.79562.07932.0793
H41.09582.18773.44691.78041.78042.51852.5185
H51.09522.19092.79561.78041.77842.53993.1012
H61.09522.19092.79561.78041.77843.10122.5399
H72.19261.10782.07932.51852.53993.10121.7804
H82.19261.10782.07932.51853.10122.53991.7804

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 113.932 C1 C2 H7 109.765
C1 C2 H8 109.765 C2 C1 H4 110.075
C2 C1 H5 110.363 C2 C1 H6 110.363
O3 C2 H7 108.088 O3 C2 H8 108.088
H4 C1 H5 108.709 H4 C1 H6 108.709
H5 C1 H6 108.572 H7 C2 H8 106.953
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.220      
2 C -0.063      
3 O -0.102      
4 H 0.073      
5 H 0.075      
6 H 0.075      
7 H 0.081      
8 H 0.081      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.146 0.463 0.000 1.236
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.477 0.057 0.000
y 0.057 -17.348 0.000
z 0.000 0.000 -16.687
Traceless
 xyz
x -2.460 0.057 0.000
y 0.057 0.734 0.000
z 0.000 0.000 1.726
Polar
3z2-r23.452
x2-y2-2.129
xy0.057
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.117 0.072 0.000
y 0.072 1.706 0.000
z 0.000 0.000 1.689


<r2> (average value of r2) Å2
<r2> 51.913
(<r2>)1/2 7.205