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

using model chemistry: CID/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at CID/SDD
 hartrees
Energy at 0K-116.672150
Energy at 298.15K-116.676375
HF Energy-116.439342
Nuclear repulsion energy64.044077
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 CID/SDD
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 3292 3042 42.72      
2 A1 3196 2953 4.00      
3 A1 3174 2933 22.66      
4 A1 1562 1444 4.97      
5 A1 1293 1195 0.06      
6 A1 1047 967 0.45      
7 A1 433 400 0.00      
8 A2 747 690 0.00      
9 A2 555 513 0.00      
10 B1 1003 927 39.41      
11 B1 764 706 112.14      
12 B1 534 493 21.23      
13 B2 3284 3035 10.07      
14 B2 3170 2929 21.69      
15 B2 1537 1420 2.54      
16 B2 1454 1344 6.59      
17 B2 1178 1088 0.04      
18 B2 954 881 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 14588.1 cm-1
Scaled (by 0.924) Zero Point Vibrational Energy (zpe) 13479.4 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 CID/SDD
ABC
1.78885 0.33384 0.28133

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/SDD

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.451
H2 0.000 0.000 1.546
C3 0.000 1.248 -0.200
C4 0.000 -1.248 -0.200
H5 0.000 2.183 0.361
H6 0.000 -2.183 0.361
H7 0.000 1.318 -1.289
H8 0.000 -1.318 -1.289

Atom - Atom Distances (Å)
  C1 H2 C3 C4 H5 H6 H7 H8
C11.09421.40791.40792.18442.18442.18352.1835
H21.09422.14592.14592.48312.48313.12643.1264
C31.40792.14592.49641.08993.47641.09182.7880
C41.40792.14592.49643.47641.08992.78801.0918
H52.18442.48311.08993.47644.36511.86343.8703
H62.18442.48313.47641.08994.36513.87031.8634
H72.18353.12641.09182.78801.86343.87032.6362
H82.18353.12642.78801.09183.87031.86342.6362

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 121.453 C1 C3 H7 121.223
C1 C4 H6 121.453 C1 C4 H8 121.223
H2 C1 C3 117.554 H2 C1 C4 117.554
C3 C1 C4 124.891 H5 C3 H7 117.324
H6 C4 H8 117.324
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability