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

using model chemistry: B3LYP/aug-cc-pVTZ

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-pVTZ
 hartrees
Energy at 0K-79.193142
Energy at 298.15K-79.196943
HF Energy-79.193142
Nuclear repulsion energy37.025458
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-pVTZ
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' 3144 3042 14.48      
2 A' 3036 2937 21.51      
3 A' 2945 2849 26.19      
4 A' 1482 1434 2.64      
5 A' 1467 1419 2.97      
6 A' 1400 1354 1.71      
7 A' 1061 1026 0.07      
8 A' 981 949 0.66      
9 A' 496 480 55.39      
10 A" 3240 3135 13.46      
11 A" 3078 2978 19.82      
12 A" 1480 1431 5.61      
13 A" 1195 1156 2.13      
14 A" 812 786 1.61      
15 A" 95 92 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 12954.7 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 12533.7 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-pVTZ
ABC
3.47867 0.76201 0.70616

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.009 -0.692 0.000
C2 -0.009 0.792 0.000
H3 1.012 -1.101 0.000
H4 -0.503 -1.098 0.884
H5 -0.503 -1.098 -0.884
H6 0.053 1.348 -0.924
H7 0.053 1.348 0.924

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.48371.10001.09161.09162.24032.2403
C21.48372.15082.14472.14471.08031.0803
H31.10002.15081.75411.75412.78802.7880
H41.09162.14471.75411.76903.09292.5094
H51.09162.14471.75411.76902.50943.0929
H62.24031.08032.78803.09292.50941.8480
H72.24031.08032.78802.50943.09291.8480

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 120.994 C1 C2 H7 120.994
C2 C1 H3 111.852 C2 C1 H4 111.877
C2 C1 H5 111.877 H3 C1 H4 106.333
H3 C1 H5 106.333 H4 C1 H5 108.238
H6 C2 H7 117.585
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.481      
2 C -0.766      
3 H 0.207      
4 H 0.199      
5 H 0.199      
6 H 0.320      
7 H 0.320      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.117 -0.302 0.000 0.324
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.478 0.160 0.000
y 0.160 -14.629 0.000
z 0.000 0.000 -13.799
Traceless
 xyz
x -1.264 0.160 0.000
y 0.160 0.009 0.000
z 0.000 0.000 1.254
Polar
3z2-r22.509
x2-y2-0.849
xy0.160
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.968 -0.071 0.000
y -0.071 4.843 0.000
z 0.000 0.000 4.001


<r2> (average value of r2) Å2
<r2> 27.845
(<r2>)1/2 5.277