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All results from a given calculation for C3H5 (Allyl radical)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at CCD/6-311+G(3df,2p)
 hartrees
Energy at 0K-116.995745
Energy at 298.15K-117.000091
HF Energy-116.508867
Nuclear repulsion energy65.232868
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 CCD/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 A1 3289 3102 9.86      
2 A1 3191 3010 0.65      
3 A1 3184 3002 10.73      
4 A1 1551 1463 2.89      
5 A1 1306 1231 1.29      
6 A1 1061 1001 0.00      
7 A1 434 409 0.22      
8 A2 828 781 0.00      
9 A2 586 553 0.00      
10 B1 1056 996 21.69      
11 B1 854 805 77.18      
12 B1 554 522 17.77      
13 B2 3286 3099 3.08      
14 B2 3180 2999 7.28      
15 B2 1519 1432 0.65      
16 B2 1433 1351 6.35      
17 B2 1146 1081 0.17      
18 B2 948 894 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 14702.1 cm-1
Scaled (by 0.9431) Zero Point Vibrational Energy (zpe) 13865.5 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 CCD/6-311+G(3df,2p)
ABC
1.83167 0.34956 0.29354

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.445
H2 0.000 0.000 1.530
C3 0.000 1.219 -0.197
C4 0.000 -1.219 -0.197
H5 0.000 2.146 0.356
H6 0.000 -2.146 0.356
H7 0.000 1.277 -1.277
H8 0.000 -1.277 -1.277

Atom - Atom Distances (Å)
  C1 H2 C3 C4 H5 H6 H7 H8
C11.08471.37751.37752.14822.14822.14362.1436
H21.08472.11342.11342.44672.44673.08343.0834
C31.37752.11342.43771.07943.41021.08162.7193
C41.37752.11342.43773.41021.07942.71931.0816
H52.14822.44671.07943.41024.29271.84943.7924
H62.14822.44673.41021.07944.29273.79241.8494
H72.14363.08341.08162.71931.84943.79242.5536
H82.14363.08342.71931.08163.79241.84942.5536

picture of Allyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 121.464 C1 C3 H7 120.842
C1 C4 H6 121.464 C1 C4 H8 120.842
H2 C1 C3 117.772 H2 C1 C4 117.772
C3 C1 C4 124.456 H5 C3 H7 117.694
H6 C4 H8 117.694
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability