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

using model chemistry: BLYP/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/cc-pVDZ
 hartrees
Energy at 0K-79.097985
Energy at 298.15K-79.101742
HF Energy-79.097985
Nuclear repulsion energy36.540349
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/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' 3059 3063 16.18      
2 A' 2954 2959 26.94      
3 A' 2845 2850 32.74      
4 A' 1415 1417 1.61      
5 A' 1397 1399 2.47      
6 A' 1335 1337 0.57      
7 A' 1043 1045 0.20      
8 A' 937 938 0.62      
9 A' 462 463 39.92      
10 A" 3162 3167 18.29      
11 A" 3003 3008 23.22      
12 A" 1410 1412 3.25      
13 A" 1146 1148 2.40      
14 A" 783 785 2.20      
15 A" 110 110 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 12529.9 cm-1
Scaled (by 1.0016) Zero Point Vibrational Energy (zpe) 12549.9 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/cc-pVDZ
ABC
3.36166 0.74670 0.69099

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.012 -0.696 0.000
C2 -0.012 0.799 0.000
H3 1.027 -1.118 0.000
H4 -0.510 -1.115 0.900
H5 -0.510 -1.115 -0.900
H6 0.066 1.364 -0.941
H7 0.066 1.364 0.941

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.49511.12111.11101.11102.26562.2656
C21.49512.18042.17352.17351.10001.1000
H31.12112.18041.78111.78112.82262.8226
H41.11102.17351.78111.80013.14112.5454
H51.11102.17351.78111.80012.54543.1411
H62.26561.10002.82263.14112.54541.8818
H72.26561.10002.82262.54543.14111.8818

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 120.875 C1 C2 H7 120.875
C2 C1 H3 112.111 C2 C1 H4 112.183
C2 C1 H5 112.183 H3 C1 H4 105.865
H3 C1 H5 105.865 H4 C1 H5 108.217
H6 C2 H7 117.603
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.000      
2 C -0.085      
3 H 0.024      
4 H 0.018      
5 H 0.018      
6 H 0.013      
7 H 0.013      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.119 -0.289 0.000 0.313
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.115 0.136 0.000
y 0.136 -14.342 0.000
z 0.000 0.000 -13.729
Traceless
 xyz
x -1.080 0.136 0.000
y 0.136 0.080 0.000
z 0.000 0.000 1.000
Polar
3z2-r22.000
x2-y2-0.773
xy0.136
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.695 -0.029 0.000
y -0.029 4.180 0.000
z 0.000 0.000 3.502


<r2> (average value of r2) Å2
<r2> 28.162
(<r2>)1/2 5.307