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

using model chemistry: wB97X-D/CEP-121G*

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/CEP-121G*
 hartrees
Energy at 0K-14.258065
Energy at 298.15K-14.261837
HF Energy-14.258065
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/CEP-121G*
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' 3145 3145 23.10      
2 A' 3068 3068 37.66      
3 A' 2984 2984 37.89      
4 A' 1504 1504 6.29      
5 A' 1480 1480 2.46      
6 A' 1413 1413 1.53      
7 A' 1065 1065 0.04      
8 A' 980 980 0.51      
9 A' 431 431 73.23      
10 A" 3250 3250 31.41      
11 A" 3112 3112 33.96      
12 A" 1503 1503 6.03      
13 A" 1193 1193 2.03      
14 A" 810 810 2.13      
15 A" 115 115 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 13026.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13026.1 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/CEP-121G*
ABC
3.43015 0.74831 0.69389

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.011 -0.700 0.000
C2 -0.011 0.800 0.000
H3 1.015 -1.107 0.000
H4 -0.510 -1.104 0.889
H5 -0.510 -1.104 -0.889
H6 0.068 1.356 -0.931
H7 0.068 1.356 0.931

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.50021.10431.09681.09682.25872.2587
C21.50022.16632.16002.16001.08741.0874
H31.10432.16631.76581.76582.79922.7992
H41.09682.16001.76581.77823.11462.5277
H51.09682.16001.76581.77822.52773.1146
H62.25871.08742.79923.11462.52771.8621
H72.25871.08742.79922.52773.11461.8621

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 120.760 C1 C2 H7 120.760
C2 C1 H3 111.658 C2 C1 H4 111.614
C2 C1 H5 111.614 H3 C1 H4 106.684
H3 C1 H5 106.684 H4 C1 H5 108.317
H6 C2 H7 117.795
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.497      
2 C -0.396      
3 H 0.180      
4 H 0.179      
5 H 0.179      
6 H 0.178      
7 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.155 -0.260 0.000 0.303
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.237 0.222 0.000
y 0.222 -14.179 0.000
z 0.000 0.000 -13.402
Traceless
 xyz
x -1.446 0.222 0.000
y 0.222 0.140 0.000
z 0.000 0.000 1.306
Polar
3z2-r22.612
x2-y2-1.058
xy0.222
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.940 -0.034 0.000
y -0.034 4.033 0.000
z 0.000 0.000 3.526


<r2> (average value of r2) Å2
<r2> 25.656
(<r2>)1/2 5.065