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

using model chemistry: BLYP/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 BLYP/aug-cc-pVDZ
 hartrees
Energy at 0K-79.107721
Energy at 298.15K-79.111460
HF Energy-79.107721
Nuclear repulsion energy36.589538
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 BLYP/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' 3073 3067 16.43      
2 A' 2961 2955 23.96      
3 A' 2857 2851 30.40      
4 A' 1426 1423 0.47      
5 A' 1399 1397 4.31      
6 A' 1328 1326 1.41      
7 A' 1037 1035 0.10      
8 A' 930 928 0.75      
9 A' 507 506 54.71      
10 A" 3176 3170 16.35      
11 A" 3009 3003 22.34      
12 A" 1407 1405 4.79      
13 A" 1147 1145 2.12      
14 A" 786 785 1.50      
15 A" 78 78 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 12560.1 cm-1
Scaled (by 0.9981) Zero Point Vibrational Energy (zpe) 12536.2 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 BLYP/aug-cc-pVDZ
ABC
3.38292 0.74685 0.69134

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.008 -0.698 0.000
C2 -0.008 0.799 0.000
H3 1.027 -1.117 0.000
H4 -0.507 -1.111 0.898
H5 -0.507 -1.111 -0.898
H6 0.043 1.365 -0.937
H7 0.043 1.365 0.937

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.49651.11691.10741.10742.26612.2661
C21.49652.17772.16862.16861.09631.0963
H31.11692.17771.77751.77752.82962.8296
H41.10742.16861.77751.79653.13072.5364
H51.10742.16861.77751.79652.53643.1307
H62.26611.09632.82963.13072.53641.8749
H72.26611.09632.82962.53643.13071.8749

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 121.083 C1 C2 H7 121.083
C2 C1 H3 112.061 C2 C1 H4 111.910
C2 C1 H5 111.910 H3 C1 H4 106.095
H3 C1 H5 106.095 H4 C1 H5 108.413
H6 C2 H7 117.550
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.989      
2 C 0.962      
3 H -0.268      
4 H -0.326      
5 H -0.326      
6 H -0.515      
7 H -0.515      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.104 -0.336 0.000 0.352
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.744 0.148 0.000
y 0.148 -14.939 0.000
z 0.000 0.000 -14.050
Traceless
 xyz
x -1.249 0.148 0.000
y 0.148 -0.042 0.000
z 0.000 0.000 1.291
Polar
3z2-r22.583
x2-y2-0.805
xy0.148
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.187 -0.096 0.000
y -0.096 5.200 0.000
z 0.000 0.000 4.184


<r2> (average value of r2) Å2
<r2> 28.449
(<r2>)1/2 5.334