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

using model chemistry: BLYP/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-79.132847
Energy at 298.15K-79.136603
HF Energy-79.132847
Nuclear repulsion energy36.821980
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/6-311+G(3df,2p)
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' 3066 3049 15.49      
2 A' 2952 2936 22.86      
3 A' 2850 2834 26.67      
4 A' 1446 1438 2.83      
5 A' 1432 1424 2.30      
6 A' 1363 1356 1.96      
7 A' 1030 1025 0.17      
8 A' 953 947 0.77      
9 A' 496 493 56.60      
10 A" 3161 3143 14.85      
11 A" 2995 2978 21.04      
12 A" 1445 1437 5.68      
13 A" 1163 1157 1.99      
14 A" 796 792 1.66      
15 A" 85 85 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 12615.9 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 12546.5 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/6-311+G(3df,2p)
ABC
3.44202 0.75415 0.69863

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.009 -0.694 0.000
C2 -0.009 0.796 0.000
H3 1.018 -1.110 0.000
H4 -0.503 -1.106 0.890
H5 -0.503 -1.106 -0.890
H6 0.048 1.357 -0.929
H7 0.048 1.357 0.929

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.49011.10801.09841.09842.25252.2525
C21.49012.16492.15752.15751.08681.0868
H31.10802.16491.76261.76262.80872.8087
H41.09842.15751.76261.78053.11142.5245
H51.09842.15751.76261.78052.52453.1114
H62.25251.08682.80873.11142.52451.8580
H72.25251.08682.80872.52453.11141.8580

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 121.085 C1 C2 H7 121.085
C2 C1 H3 112.028 C2 C1 H4 112.029
C2 C1 H5 112.029 H3 C1 H4 106.044
H3 C1 H5 106.044 H4 C1 H5 108.290
H6 C2 H7 117.472
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.348      
2 C -0.415      
3 H 0.154      
4 H 0.148      
5 H 0.148      
6 H 0.157      
7 H 0.157      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.117 -0.346 0.000 0.366
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.723 0.143 0.000
y 0.143 -14.767 0.000
z 0.000 0.000 -13.982
Traceless
 xyz
x -1.349 0.143 0.000
y 0.143 0.085 0.000
z 0.000 0.000 1.263
Polar
3z2-r22.527
x2-y2-0.956
xy0.143
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.057 -0.083 0.000
y -0.083 4.892 0.000
z 0.000 0.000 3.961


<r2> (average value of r2) Å2
<r2> 28.173
(<r2>)1/2 5.308