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

using model chemistry: B3LYP/aug-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 B3LYP/aug-cc-pVDZ
 hartrees
Energy at 0K-79.166768
Energy at 298.15K-79.170555
HF Energy-79.166768
Nuclear repulsion energy36.798905
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 B3LYP/aug-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' 3149 3055 14.87      
2 A' 3044 2954 22.57      
3 A' 2951 2863 27.55      
4 A' 1464 1421 0.55      
5 A' 1439 1396 4.85      
6 A' 1369 1328 1.65      
7 A' 1068 1037 0.05      
8 A' 958 930 0.65      
9 A' 505 490 55.75      
10 A" 3255 3158 14.21      
11 A" 3092 3001 21.12      
12 A" 1448 1405 5.27      
13 A" 1179 1144 2.19      
14 A" 805 781 1.57      
15 A" 90 87 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 12906.9 cm-1
Scaled (by 0.9704) Zero Point Vibrational Energy (zpe) 12524.9 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 B3LYP/aug-cc-pVDZ
ABC
3.42260 0.75475 0.69897

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.009 -0.695 0.000
C2 -0.009 0.795 0.000
H3 1.020 -1.108 0.000
H4 -0.507 -1.103 0.892
H5 -0.507 -1.103 -0.892
H6 0.049 1.357 -0.932
H7 0.049 1.357 0.932

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.48961.10861.10031.10032.25382.2538
C21.48962.16322.15582.15581.08961.0896
H31.10862.16321.76811.76812.80832.8083
H41.10032.15581.76811.78383.11232.5222
H51.10032.15581.76811.78382.52223.1123
H62.25381.08962.80833.11232.52221.8638
H72.25381.08962.80832.52223.11231.8638

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 121.030 C1 C2 H7 121.030
C2 C1 H3 111.894 C2 C1 H4 111.806
C2 C1 H5 111.806 H3 C1 H4 106.347
H3 C1 H5 106.347 H4 C1 H5 108.318
H6 C2 H7 117.584
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.812      
2 C 0.817      
3 H -0.210      
4 H -0.265      
5 H -0.265      
6 H -0.444      
7 H -0.444      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.109 -0.303 0.000 0.322
CHELPG 0.000 0.000 0.000 0.000
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.542 0.161 0.000
y 0.161 -14.726 0.000
z 0.000 0.000 -13.854
Traceless
 xyz
x -1.252 0.161 0.000
y 0.161 -0.028 0.000
z 0.000 0.000 1.280
Polar
3z2-r22.560
x2-y2-0.816
xy0.161
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.966 -0.074 0.000
y -0.074 4.880 0.000
z 0.000 0.000 4.020


<r2> (average value of r2) Å2
<r2> 28.104
(<r2>)1/2 5.301