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

using model chemistry: MP2=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at MP2=FULL/Def2TZVPP
 hartrees
Energy at 0K-78.996930
Energy at 298.15K-79.000788
HF Energy-78.630373
Nuclear repulsion energy37.135350
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 MP2=FULL/Def2TZVPP
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' 3221 3221 11.34      
2 A' 3123 3123 15.13      
3 A' 3039 3039 18.34      
4 A' 1516 1516 0.89      
5 A' 1495 1495 5.28      
6 A' 1416 1416 1.69      
7 A' 1092 1092 0.04      
8 A' 994 994 0.49      
9 A' 478 478 57.43      
10 A" 3330 3330 7.32      
11 A" 3169 3169 13.98      
12 A" 1505 1505 5.48      
13 A" 1216 1216 1.98      
14 A" 824 824 1.67      
15 A" 130 130 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 13273.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 13273.3 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 MP2=FULL/Def2TZVPP
ABC
3.50073 0.76473 0.70934

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.011 -0.692 0.000
C2 -0.011 0.792 0.000
H3 1.005 -1.095 0.000
H4 -0.507 -1.091 0.880
H5 -0.507 -1.091 -0.880
H6 0.071 1.341 -0.920
H7 0.071 1.341 0.920

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 H6 H7
C11.48421.09291.08631.08632.23332.2333
C21.48422.14272.13682.13681.07461.0746
H31.09292.14271.74971.74972.76592.7659
H41.08632.13681.74971.76083.08072.5001
H51.08632.13681.74971.76082.50013.0807
H62.23331.07462.76593.08072.50011.8400
H72.23331.07462.76592.50013.08071.8400

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 120.734 C1 C2 H7 120.734
C2 C1 H3 111.599 C2 C1 H4 111.528
C2 C1 H5 111.528 H3 C1 H4 106.824
H3 C1 H5 106.824 H4 C1 H5 108.287
H6 C2 H7 117.766
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability