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

using model chemistry: B2PLYP=FULLultrafine/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-79.111362
Energy at 298.15K 
HF Energy-78.992809
Nuclear repulsion energy37.073221
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/6-311+G(3df,2p)
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' 3174 3174 13.40      
2 A' 3072 3072 19.76      
3 A' 2985 2985 22.52      
4 A' 1500 1500 3.13      
5 A' 1484 1484 2.75      
6 A' 1415 1415 1.78      
7 A' 1076 1076 0.06      
8 A' 989 989 0.63      
9 A' 488 488 56.41      
10 A" 3277 3277 11.31      
11 A" 3117 3117 18.44      
12 A" 1499 1499 5.88      
13 A" 1206 1206 1.98      
14 A" 818 818 1.54      
15 A" 112 112 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 13105.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13105.9 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/6-311+G(3df,2p)
ABC
3.49039 0.76320 0.70753

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.010 -0.692 0.000
C2 -0.010 0.792 0.000
H3 1.009 -1.098 0.000
H4 -0.504 -1.096 0.883
H5 -0.504 -1.096 -0.883
H6 0.059 1.346 -0.922
H7 0.059 1.346 0.922

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.48341.09721.08931.08932.23792.2379
C21.48342.14722.14172.14171.07821.0782
H31.09722.14721.75161.75162.77992.7799
H41.08932.14171.75161.76523.08862.5068
H51.08932.14171.75161.76522.50683.0886
H62.23791.07822.77993.08862.50681.8442
H72.23791.07822.77992.50683.08861.8442

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 120.953 C1 C2 H7 120.953
C2 C1 H3 111.749 C2 C1 H4 111.797
C2 C1 H5 111.797 H3 C1 H4 106.472
H3 C1 H5 106.472 H4 C1 H5 108.245
H6 C2 H7 117.559
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability