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

using model chemistry: MP3=FULL/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 MP3=FULL/6-311G*
 hartrees
Energy at 0K-78.930961
Energy at 298.15K-78.934814
HF Energy-78.611411
Nuclear repulsion energy36.873634
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 MP3=FULL/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' 3196 3196 14.47      
2 A' 3113 3113 24.43      
3 A' 3035 3035 24.86      
4 A' 1526 1526 5.22      
5 A' 1510 1510 3.12      
6 A' 1449 1449 3.51      
7 A' 1091 1091 0.04      
8 A' 1016 1016 0.30      
9 A' 454 454 64.09      
10 A" 3300 3300 16.32      
11 A" 3155 3155 21.79      
12 A" 1532 1532 7.05      
13 A" 1230 1230 2.32      
14 A" 829 829 2.41      
15 A" 136 136 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 13285.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13285.0 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 MP3=FULL/6-311G*
ABC
3.45615 0.75334 0.69920

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.012 -0.698 0.000
C2 -0.012 0.797 0.000
H3 1.009 -1.106 0.000
H4 -0.514 -1.097 0.885
H5 -0.514 -1.097 -0.885
H6 0.081 1.352 -0.926
H7 0.081 1.352 0.926

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.49521.09931.09311.09312.25092.2509
C21.49522.15952.15042.15041.08291.0829
H31.09932.15951.76161.76162.78492.7849
H41.09312.15041.76161.76993.10322.5206
H51.09312.15041.76161.76992.52063.1032
H62.25091.08292.78493.10322.52061.8510
H72.25091.08292.78492.52063.10321.8510

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 120.797 C1 C2 H7 120.797
C2 C1 H3 111.773 C2 C1 H4 111.422
C2 C1 H5 111.422 H3 C1 H4 106.935
H3 C1 H5 106.935 H4 C1 H5 108.109
H6 C2 H7 117.440
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability