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All results from a given calculation for C5H7 (cyclopentenyl radical)

using model chemistry: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-193.447208
Energy at 298.15K-193.454631
HF Energy-193.447208
Nuclear repulsion energy163.477527
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 HF/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3358 3044 14.67      
2 A1 3329 3018 4.31      
3 A1 3167 2870 65.45      
4 A1 1622 1470 1.79      
5 A1 1567 1420 0.20      
6 A1 1404 1273 0.00      
7 A1 1150 1043 0.74      
8 A1 1080 979 0.44      
9 A1 957 868 0.07      
10 A1 857 777 0.00      
11 A2 3164 2868 0.00      
12 A2 1341 1216 0.00      
13 A2 1083 981 0.00      
14 A2 649 589 0.00      
15 A2 114 103 0.00      
16 B1 3190 2891 67.64      
17 B1 1235 1120 2.76      
18 B1 978 887 7.20      
19 B1 869 788 1.94      
20 B1 613 556 70.60      
21 B1 453 410 2.95      
22 B2 3344 3031 26.99      
23 B2 3150 2855 44.03      
24 B2 1597 1448 0.39      
25 B2 1499 1359 6.90      
26 B2 1423 1290 0.01      
27 B2 1416 1284 1.39      
28 B2 1128 1023 0.01      
29 B2 952 863 9.34      
30 B2 770 698 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 23730.4 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 21509.2 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 HF/Def2TZVPP
ABC
0.26445 0.25210 0.13538

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.169
C2 0.000 1.303 0.567
C3 0.000 -1.303 0.567
C4 0.000 0.810 -1.007
C5 0.000 -0.810 -1.007
H6 0.000 0.000 2.589
H7 0.000 2.321 0.906
H8 0.000 -2.321 0.906
H9 0.887 1.148 -1.535
H10 -0.887 1.148 -1.535
H11 0.887 -1.148 -1.535
H12 -0.887 -1.148 -1.535

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.43511.43512.32202.32201.41942.33632.33633.06843.06843.06843.0684
C21.43512.60511.64932.63422.40501.07363.63972.28632.28633.34783.3478
C31.43512.60512.63421.64932.40503.63971.07363.34783.34782.28632.2863
C42.32201.64932.63421.61953.68572.43773.66901.08601.08602.21292.2129
C52.32202.63421.64931.61953.68573.66902.43772.21292.21291.08601.0860
H61.41942.40502.40503.68573.68572.86732.86734.37104.37104.37104.3710
H72.33631.07363.63972.43773.66902.86734.64272.84922.84924.33314.3331
H82.33633.63971.07363.66902.43772.86734.64274.33314.33312.84922.8492
H93.06842.28633.34781.08602.21294.37102.84924.33311.77402.29552.9011
H103.06842.28633.34781.08602.21294.37102.84924.33311.77402.90112.2955
H113.06843.34782.28632.21291.08604.37104.33312.84922.29552.90111.7740
H123.06843.34782.28632.21291.08604.37104.33312.84922.90112.29551.7740

picture of cyclopentenyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 97.432 C1 C2 H7 136.802
C1 C3 C5 97.432 C1 C3 H8 136.802
C2 C1 C3 130.366 C2 C1 H6 114.817
C2 C4 C5 107.385 C2 C4 H9 111.757
C2 C4 H10 111.757 C3 C1 H6 114.817
C3 C5 C4 107.385 C3 C5 H11 111.757
C3 C5 H12 111.757 C4 C2 H7 125.766
C4 C5 H11 108.134 C4 C5 H12 108.134
C5 C3 H8 125.766 C5 C4 H9 108.134
C5 C4 H10 108.134 H9 C4 H10 109.520
H11 C5 H12 109.520
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.155      
2 C -0.107      
3 C -0.107      
4 C -0.032      
5 C -0.032      
6 H 0.088      
7 H 0.085      
8 H 0.085      
9 H 0.043      
10 H 0.043      
11 H 0.043      
12 H 0.043      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.236 0.236
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.960 0.000 0.000
y 0.000 -29.813 0.000
z 0.000 0.000 -30.028
Traceless
 xyz
x -3.039 0.000 0.000
y 0.000 1.681 0.000
z 0.000 0.000 1.359
Polar
3z2-r22.717
x2-y2-3.147
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.860 0.000 0.000
y 0.000 8.882 0.000
z 0.000 0.000 8.217


<r2> (average value of r2) Å2
<r2> 99.791
(<r2>)1/2 9.990