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

using model chemistry: wB97X-D/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 wB97X-D/6-31G**
 hartrees
Energy at 0K-79.134232
Energy at 298.15K-79.138001
HF Energy-79.134232
Nuclear repulsion energy 
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/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' 3188 3188 16.03      
2 A' 3095 3095 26.63      
3 A' 3003 3003 27.53      
4 A' 1507 1507 3.52      
5 A' 1487 1487 2.63      
6 A' 1419 1419 1.73      
7 A' 1085 1085 0.09      
8 A' 987 987 0.62      
9 A' 447 447 54.94      
10 A" 3295 3295 17.23      
11 A" 3144 3144 22.47      
12 A" 1501 1501 4.65      
13 A" 1203 1203 2.78      
14 A" 823 823 2.64      
15 A" 100 100 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 13142.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13142.0 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 wB97X-D/6-31G**
ABC
3.44999 0.75907 0.70341

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.011 -0.693 0.000
C2 -0.011 0.794 0.000
H3 1.012 -1.103 0.000
H4 -0.509 -1.099 0.887
H5 -0.509 -1.099 -0.887
H6 0.071 1.348 -0.928
H7 0.071 1.348 0.928

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.48711.10231.09471.09472.24412.2441
C21.48712.15562.14872.14871.08441.0844
H31.10232.15561.76031.76032.78542.7854
H41.09472.14871.76031.77343.10152.5153
H51.09472.14871.76031.77342.51533.1015
H62.24411.08442.78543.10152.51531.8567
H72.24411.08442.78542.51533.10151.8567

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 120.745 C1 C2 H7 120.745
C2 C1 H3 111.850 C2 C1 H4 111.760
C2 C1 H5 111.760 H3 C1 H4 106.489
H3 C1 H5 106.489 H4 C1 H5 108.185
H6 C2 H7 117.767
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.386      
2 C -0.273      
3 H 0.136      
4 H 0.134      
5 H 0.134      
6 H 0.127      
7 H 0.127      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.136 -0.226 0.000 0.264
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.856 0.182 0.000
y 0.182 -13.858 0.000
z 0.000 0.000 -13.321
Traceless
 xyz
x -1.267 0.182 0.000
y 0.182 0.231 0.000
z 0.000 0.000 1.036
Polar
3z2-r22.073
x2-y2-0.999
xy0.182
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.439 -0.010 0.000
y -0.010 3.690 0.000
z 0.000 0.000 3.274


<r2> (average value of r2) Å2
<r2> 27.534
(<r2>)1/2 5.247