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

using model chemistry: TPSSh/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 TPSSh/6-311G**
 hartrees
Energy at 0K-79.187827
Energy at 298.15K-79.191647
HF Energy-79.187827
Nuclear repulsion energy36.889617
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 TPSSh/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' 3134 3134 19.71      
2 A' 3040 3040 31.14      
3 A' 2947 2947 35.42      
4 A' 1494 1494 3.87      
5 A' 1476 1476 1.76      
6 A' 1405 1405 1.13      
7 A' 1062 1062 0.08      
8 A' 978 978 0.44      
9 A' 466 466 54.31      
10 A" 3234 3234 23.12      
11 A" 3084 3084 28.53      
12 A" 1496 1496 4.61      
13 A" 1197 1197 2.15      
14 A" 805 805 2.12      
15 A" 122 122 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 12969.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12969.4 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 TPSSh/6-311G**
ABC
3.44973 0.75624 0.70106

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.011 -0.695 0.000
C2 -0.011 0.795 0.000
H3 1.013 -1.105 0.000
H4 -0.509 -1.100 0.887
H5 -0.509 -1.100 -0.887
H6 0.070 1.351 -0.928
H7 0.070 1.351 0.928

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.49021.10311.09471.09472.24822.2482
C21.49022.15872.15092.15091.08461.0846
H31.10312.15871.76121.76122.79002.7900
H41.09472.15091.76121.77403.10432.5190
H51.09472.15091.76121.77402.51903.1043
H62.24821.08462.79003.10432.51901.8555
H72.24821.08462.79002.51903.10431.8555

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 120.840 C1 C2 H7 120.840
C2 C1 H3 111.825 C2 C1 H4 111.718
C2 C1 H5 111.718 H3 C1 H4 106.518
H3 C1 H5 106.518 H4 C1 H5 108.244
H6 C2 H7 117.597
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.309      
2 C -0.282      
3 H 0.118      
4 H 0.116      
5 H 0.116      
6 H 0.120      
7 H 0.120      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.135 -0.239 0.000 0.274
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.843 -0.025 0.000
y -0.025 4.069 0.000
z 0.000 0.000 3.450


<r2> (average value of r2) Å2
<r2> 27.769
(<r2>)1/2 5.270