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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/6-31G*
 hartrees
Energy at 0K-79.157868
Energy at 298.15K-79.161677
HF Energy-79.157868
Nuclear repulsion energy36.864210
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 B3LYPultrafine/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' 3169 3036 16.49      
2 A' 3058 2930 28.32      
3 A' 2966 2841 31.77      
4 A' 1511 1447 3.53      
5 A' 1492 1430 1.77      
6 A' 1430 1370 0.60      
7 A' 1074 1029 0.07      
8 A' 995 953 0.71      
9 A' 457 438 52.13      
10 A" 3265 3128 20.55      
11 A" 3102 2972 25.21      
12 A" 1515 1451 3.84      
13 A" 1208 1157 2.67      
14 A" 818 783 2.31      
15 A" 122 117 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 13091.3 cm-1
Scaled (by 0.958) Zero Point Vibrational Energy (zpe) 12541.4 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 B3LYPultrafine/6-31G*
ABC
3.44634 0.75552 0.70052

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.011 -0.694 0.000
C2 -0.011 0.795 0.000
H3 1.013 -1.110 0.000
H4 -0.511 -1.102 0.888
H5 -0.511 -1.102 -0.888
H6 0.072 1.353 -0.927
H7 0.072 1.353 0.927

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.48951.10521.09701.09702.24912.2491
C21.48952.16342.15322.15321.08541.0854
H31.10522.16341.76301.76302.79542.7954
H41.09702.15321.76301.77533.10812.5234
H51.09702.15321.76301.77532.52343.1081
H62.24911.08542.79543.10812.52341.8547
H72.24911.08542.79542.52343.10811.8547

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 120.928 C1 C2 H7 120.928
C2 C1 H3 112.127 C2 C1 H4 111.810
C2 C1 H5 111.810 H3 C1 H4 106.364
H3 C1 H5 106.364 H4 C1 H5 108.030
H6 C2 H7 117.384
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.452      
2 C -0.299      
3 H 0.156      
4 H 0.154      
5 H 0.154      
6 H 0.143      
7 H 0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.132 -0.217 0.000 0.254
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.904 0.180 0.000
y 0.180 -13.972 0.000
z 0.000 0.000 -13.427
Traceless
 xyz
x -1.205 0.180 0.000
y 0.180 0.194 0.000
z 0.000 0.000 1.011
Polar
3z2-r22.021
x2-y2-0.932
xy0.180
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.365 -0.015 0.000
y -0.015 3.656 0.000
z 0.000 0.000 3.205


<r2> (average value of r2) Å2
<r2> 27.671
(<r2>)1/2 5.260