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

using model chemistry: MP2=FULL/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at MP2=FULL/LANL2DZ
 hartrees
Energy at 0K-116.658224
Energy at 298.15K-116.662445
HF Energy-116.438850
Nuclear repulsion energy64.026118
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/LANL2DZ
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 3103 36.13      
2 A1 3182 3000 6.24      
3 A1 3163 2982 19.29      
4 A1 1559 1470 5.28      
5 A1 1294 1220 0.07      
6 A1 1050 990 0.55      
7 A1 431 407 0.00      
8 A2 740 697 0.00      
9 A2 559 527 0.00      
10 B1 1017 958 45.16      
11 B1 753 710 117.96      
12 B1 539 508 23.06      
13 B2 3284 3096 7.94      
14 B2 3161 2980 21.65      
15 B2 1530 1442 3.02      
16 B2 1446 1363 6.67      
17 B2 1158 1092 0.05      
18 B2 949 895 0.81      

Unscaled Zero Point Vibrational Energy (zpe) 14554.4 cm-1
Scaled (by 0.9427) Zero Point Vibrational Energy (zpe) 13720.5 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 MP2=FULL/LANL2DZ
ABC
1.78769 0.33382 0.28129

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/LANL2DZ

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 1.547
C3 0.000 1.248 -0.200
C4 0.000 -1.248 -0.200
H5 0.000 2.184 0.362
H6 0.000 -2.184 0.362
H7 0.000 1.317 -1.291
H8 0.000 -1.317 -1.291

Atom - Atom Distances (Å)
  C1 H2 C3 C4 H5 H6 H7 H8
C11.09631.40761.40762.18572.18572.18332.1833
H21.09632.14712.14712.48492.48493.12853.1285
C31.40762.14712.49641.09123.47771.09312.7872
C41.40762.14712.49643.47771.09122.78721.0931
H52.18572.48491.09123.47774.36771.86623.8709
H62.18572.48493.47771.09124.36773.87091.8662
H72.18333.12851.09312.78721.86623.87092.6332
H82.18333.12852.78721.09313.87091.86622.6332

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 121.501 C1 C3 H7 121.121
C1 C4 H6 121.501 C1 C4 H8 121.121
H2 C1 C3 117.533 H2 C1 C4 117.533
C3 C1 C4 124.935 H5 C3 H7 117.378
H6 C4 H8 117.378
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability