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

using model chemistry: wB97X-D/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at wB97X-D/6-311G**
 hartrees
Energy at 0K-194.666858
Energy at 298.15K-194.674143
HF Energy-194.666858
Nuclear repulsion energy163.348233
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 wB97X-D/6-311G**
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 3242 3101 12.26      
2 A1 3211 3071 4.22      
3 A1 3048 2916 40.99      
4 A1 1502 1437 3.03      
5 A1 1495 1430 4.20      
6 A1 1295 1239 0.43      
7 A1 1109 1061 2.48      
8 A1 1044 999 0.00      
9 A1 923 883 1.93      
10 A1 817 781 0.00      
11 A2 3058 2925 0.00      
12 A2 1230 1177 0.00      
13 A2 996 953 0.00      
14 A2 638 611 0.00      
15 A2 124 119 0.00      
16 B1 3079 2945 45.65      
17 B1 1152 1102 2.05      
18 B1 947 906 4.29      
19 B1 814 779 1.77      
20 B1 587 562 75.42      
21 B1 451 432 3.33      
22 B2 3228 3087 16.61      
23 B2 3035 2903 35.26      
24 B2 1475 1411 1.72      
25 B2 1401 1340 8.31      
26 B2 1327 1269 4.29      
27 B2 1303 1246 2.63      
28 B2 1065 1019 0.08      
29 B2 921 881 21.72      
30 B2 730 698 0.20      

Unscaled Zero Point Vibrational Energy (zpe) 22623.8 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 21639.7 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 wB97X-D/6-311G**
ABC
0.26390 0.25263 0.13550

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.164
C2 0.000 1.301 0.568
C3 0.000 -1.301 0.568
C4 0.000 0.810 -1.005
C5 0.000 -0.810 -1.005
H6 0.000 0.000 2.582
H7 0.000 2.324 0.908
H8 0.000 -2.324 0.908
H9 0.890 1.149 -1.534
H10 -0.890 1.149 -1.534
H11 0.890 -1.149 -1.534
H12 -0.890 -1.149 -1.534

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.43071.43072.31492.31491.41802.33772.33773.06453.06453.06453.0645
C21.43072.60211.64842.63272.39701.07773.64072.28842.28843.34913.3491
C31.43072.60212.63271.64842.39703.64071.07773.34913.34912.28842.2884
C42.31491.64842.63271.61943.67702.44003.67141.08991.08992.21572.2157
C52.31492.63271.64841.61943.67703.67142.44002.21572.21571.08991.0899
H61.41802.39702.39703.67703.67702.86342.86344.36494.36494.36494.3649
H72.33771.07773.64072.44003.67142.86344.64742.85282.85284.33804.3380
H82.33773.64071.07773.67142.44002.86344.64744.33804.33802.85282.8528
H93.06452.28843.34911.08992.21574.36492.85284.33801.78082.29802.9073
H103.06452.28843.34911.08992.21574.36492.85284.33801.78082.90732.2980
H113.06453.34912.28842.21571.08994.36494.33802.85282.29802.90731.7808
H123.06453.34912.28842.21571.08994.36494.33802.85282.90732.29801.7808

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 97.239 C1 C2 H7 137.030
C1 C3 C5 97.239 C1 C3 H8 137.030
C2 C1 C3 130.836 C2 C1 H6 114.582
C2 C4 C5 107.343 C2 C4 H9 111.750
C2 C4 H10 111.750 C3 C1 H6 114.582
C3 C5 C4 107.343 C3 C5 H11 111.750
C3 C5 H12 111.750 C4 C2 H7 125.731
C4 C5 H11 108.139 C4 C5 H12 108.139
C5 C3 H8 125.731 C5 C4 H9 108.139
C5 C4 H10 108.139 H9 C4 H10 109.564
H11 C5 H12 109.564
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.080      
2 C -0.168      
3 C -0.168      
4 C -0.228      
5 C -0.228      
6 H 0.105      
7 H 0.115      
8 H 0.115      
9 H 0.134      
10 H 0.134      
11 H 0.134      
12 H 0.134      


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 -0.338 0.338
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.660 0.000 0.000
y 0.000 -29.327 0.000
z 0.000 0.000 -29.408
Traceless
 xyz
x -3.292 0.000 0.000
y 0.000 1.707 0.000
z 0.000 0.000 1.585
Polar
3z2-r23.171
x2-y2-3.333
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.162 0.000 0.000
y 0.000 9.486 0.000
z 0.000 0.000 8.367


<r2> (average value of r2) Å2
<r2> 99.603
(<r2>)1/2 9.980