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

using model chemistry: B3LYP/6-311G**

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/6-311G**
 hartrees
Energy at 0K-79.183652
Energy at 298.15K-79.187456
HF Energy-79.183652
Nuclear repulsion energy36.931529
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/6-311G**
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' 3139 3034 17.02      
2 A' 3035 2934 27.62      
3 A' 2943 2845 31.12      
4 A' 1483 1433 4.14      
5 A' 1465 1417 2.17      
6 A' 1401 1354 2.46      
7 A' 1063 1027 0.08      
8 A' 980 947 0.55      
9 A' 478 462 55.70      
10 A" 3238 3131 19.05      
11 A" 3078 2976 25.36      
12 A" 1483 1434 5.54      
13 A" 1192 1152 2.42      
14 A" 813 786 2.44      
15 A" 107 103 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 12947.1 cm-1
Scaled (by 0.9668) Zero Point Vibrational Energy (zpe) 12517.3 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/6-311G**
ABC
3.46164 0.75801 0.70259

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.010 -0.693 0.000
C2 -0.010 0.794 0.000
H3 1.013 -1.105 0.000
H4 -0.506 -1.101 0.886
H5 -0.506 -1.101 -0.886
H6 0.059 1.351 -0.926
H7 0.059 1.351 0.926

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.48751.10281.09431.09432.24552.2455
C21.48752.15752.15032.15031.08301.0830
H31.10282.15751.75841.75842.79312.7931
H41.09432.15031.75841.77233.10132.5170
H51.09432.15031.75841.77232.51703.1013
H62.24551.08302.79313.10132.51701.8524
H72.24551.08302.79312.51703.10131.8524

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 120.948 C1 C2 H7 120.948
C2 C1 H3 111.939 C2 C1 H4 111.885
C2 C1 H5 111.885 H3 C1 H4 106.323
H3 C1 H5 106.323 H4 C1 H5 108.148
H6 C2 H7 117.573
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.306      
2 C -0.272      
3 H 0.117      
4 H 0.114      
5 H 0.114      
6 H 0.116      
7 H 0.116      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.122 -0.248 0.000 0.276
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.264 0.154 0.000
y 0.154 -14.372 0.000
z 0.000 0.000 -13.690
Traceless
 xyz
x -1.233 0.154 0.000
y 0.154 0.105 0.000
z 0.000 0.000 1.128
Polar
3z2-r22.257
x2-y2-0.892
xy0.154
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.848 -0.032 0.000
y -0.032 4.062 0.000
z 0.000 0.000 3.448


<r2> (average value of r2) Å2
<r2> 27.820
(<r2>)1/2 5.274