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

using model chemistry: B2PLYP=FULLultrafine/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 B2PLYP=FULLultrafine/6-311G*
 hartrees
Energy at 0K-79.073640
Energy at 298.15K 
HF Energy-78.978785
Nuclear repulsion energy36.960372
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 B2PLYP=FULLultrafine/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' 3175 3175 18.10      
2 A' 3079 3079 29.16      
3 A' 2993 2993 30.84      
4 A' 1518 1518 5.52      
5 A' 1499 1499 2.07      
6 A' 1436 1436 2.71      
7 A' 1080 1080 0.03      
8 A' 1003 1003 0.50      
9 A' 460 460 62.49      
10 A" 3277 3277 21.32      
11 A" 3124 3124 26.79      
12 A" 1523 1523 6.33      
13 A" 1219 1219 2.40      
14 A" 826 826 2.33      
15 A" 124 124 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 13166.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13166.9 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 B2PLYP=FULLultrafine/6-311G*
ABC
3.47275 0.75806 0.70314

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.011 -0.694 0.000
C2 -0.011 0.794 0.000
H3 1.009 -1.105 0.000
H4 -0.509 -1.099 0.884
H5 -0.509 -1.099 -0.884
H6 0.073 1.350 -0.924
H7 0.073 1.350 0.924

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.48821.10001.09231.09232.24482.2448
C21.48822.15632.14802.14801.08161.0816
H31.10002.15631.75631.75632.78572.7857
H41.09232.14801.75631.76783.09932.5177
H51.09232.14801.75631.76782.51773.0993
H62.24481.08162.78573.09932.51771.8479
H72.24481.08162.78572.51773.09931.8479

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 120.929 C1 C2 H7 120.929
C2 C1 H3 111.973 C2 C1 H4 111.779
C2 C1 H5 111.779 H3 C1 H4 106.476
H3 C1 H5 106.476 H4 C1 H5 108.039
H6 C2 H7 117.362
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability