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All results from a given calculation for C2H5 (Ethyl radical)

using model chemistry: wB97X-D/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at wB97X-D/cc-pVDZ
 hartrees
Energy at 0K-79.137658
Energy at 298.15K-79.141407
HF Energy-79.137658
Nuclear repulsion energy36.913521
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 wB97X-D/cc-pVDZ
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' 3184 3033 16.50      
2 A' 3091 2945 24.36      
3 A' 3001 2858 27.11      
4 A' 1501 1430 4.34      
5 A' 1479 1409 3.62      
6 A' 1412 1345 2.93      
7 A' 1081 1029 0.11      
8 A' 983 936 0.73      
9 A' 462 440 77.68      
10 A" 3291 3135 15.09      
11 A" 3140 2991 22.23      
12 A" 1492 1421 7.10      
13 A" 1198 1141 2.29      
14 A" 823 784 2.77      
15 A" 79 75 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 13107.1 cm-1
Scaled (by 0.9526) Zero Point Vibrational Energy (zpe) 12485.8 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 wB97X-D/cc-pVDZ
ABC
3.44772 0.75822 0.70245

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.020 -0.648 0.000
C2 0.020 0.776 0.000
H3 1.010 -1.159 0.000
H4 -0.464 -1.152 0.862
H5 -0.464 -1.152 -0.862
H6 -0.161 1.348 -0.914
H7 -0.161 1.348 0.914

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.42351.11371.10951.10952.20282.2028
C21.42352.17272.16592.16591.09371.0937
H31.11372.17271.70721.70722.91372.9137
H41.10952.16591.70721.72423.08132.5183
H51.10952.16591.70721.72422.51833.0813
H62.20281.09372.91373.08132.51831.8282
H72.20281.09372.91372.51833.08131.8282

picture of Ethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 121.563 C1 C2 H7 121.563
C2 C1 H3 117.293 C2 C1 H4 116.996
C2 C1 H5 116.996 H3 C1 H4 100.334
H3 C1 H5 100.334 H4 C1 H5 101.981
H6 C2 H7 113.401
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.546      
2 C -0.265      
3 H 0.169      
4 H 0.165      
5 H 0.165      
6 H 0.156      
7 H 0.156      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.150 -0.308 0.000 0.343
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.451 0.192 0.000
y 0.192 -14.345 0.000
z 0.000 0.000 -13.569
Traceless
 xyz
x -1.493 0.192 0.000
y 0.192 0.165 0.000
z 0.000 0.000 1.329
Polar
3z2-r22.657
x2-y2-1.105
xy0.192
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.268 -0.061 0.000
y -0.061 4.071 0.000
z 0.000 0.000 3.419


<r2> (average value of r2) Å2
<r2> 27.831
(<r2>)1/2 5.275