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

using model chemistry: B3LYP/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 B3LYP/SDD
 hartrees
Energy at 0K-194.651113
Energy at 298.15K-194.658392
HF Energy-194.651113
Nuclear repulsion energy161.958879
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 B3LYP/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 3256 3130 14.90      
2 A1 3199 3075 10.98      
3 A1 3034 2917 50.43      
4 A1 1515 1457 11.31      
5 A1 1481 1424 0.73      
6 A1 1286 1236 2.97      
7 A1 1112 1069 5.73      
8 A1 1051 1010 1.00      
9 A1 914 879 7.02      
10 A1 814 783 0.04      
11 A2 3050 2932 0.00      
12 A2 1229 1182 0.00      
13 A2 1010 971 0.00      
14 A2 644 619 0.00      
15 A2 131 126 0.00      
16 B1 3074 2955 74.87      
17 B1 1144 1100 2.71      
18 B1 978 940 6.68      
19 B1 820 788 0.67      
20 B1 617 594 106.12      
21 B1 433 416 10.39      
22 B2 3239 3114 16.07      
23 B2 3017 2901 42.15      
24 B2 1496 1438 3.55      
25 B2 1430 1374 5.26      
26 B2 1325 1274 0.99      
27 B2 1318 1267 12.02      
28 B2 1100 1058 1.34      
29 B2 921 885 22.05      
30 B2 729 701 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 22682.7 cm-1
Scaled (by 0.9613) Zero Point Vibrational Energy (zpe) 21804.9 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 B3LYP/SDD
ABC
0.25673 0.25040 0.13301

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/SDD

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.281
C2 0.000 1.160 0.510
C3 0.000 -1.160 0.510
C4 0.000 0.779 -0.972
C5 0.000 -0.779 -0.972
H6 0.000 0.000 2.369
H7 0.000 2.224 0.721
H8 0.000 -2.224 0.721
H9 0.880 1.192 -1.489
H10 -0.880 1.192 -1.489
H11 0.880 -1.192 -1.489
H12 -0.880 -1.192 -1.489

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.39241.39242.38422.38421.08762.29352.29353.14123.14123.14123.1412
C21.39242.31921.53062.44072.19051.08503.39022.18462.18463.20933.2093
C31.39242.31922.44071.53062.19053.39021.08503.20933.20932.18462.1846
C42.38421.53062.44071.55843.43062.22573.44761.10081.10082.21942.2194
C52.38422.44071.53061.55843.43063.44762.22572.21942.21941.10081.1008
H61.08762.19052.19053.43063.43062.76802.76804.13224.13224.13224.1322
H72.29351.08503.39022.22573.44762.76804.44812.59282.59284.16224.1622
H82.29353.39021.08503.44762.22572.76804.44814.16224.16222.59282.5928
H93.14122.18463.20931.10082.21944.13222.59284.16221.76052.38332.9630
H103.14122.18463.20931.10082.21944.13222.59284.16221.76052.96302.3833
H113.14123.20932.18462.21941.10084.13224.16222.59282.38332.96301.7605
H123.14123.20932.18462.21941.10084.13224.16222.59282.96302.38331.7605

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 109.219 C1 C2 H7 135.207
C1 C3 C5 109.219 C1 C3 H8 135.207
C2 C1 C3 112.779 C2 C1 H6 123.610
C2 C4 C5 104.391 C2 C4 H9 111.187
C2 C4 H10 111.187 C3 C1 H6 123.610
C3 C5 C4 104.391 C3 C5 H11 111.187
C3 C5 H12 111.187 C4 C2 H7 115.575
C4 C5 H11 112.004 C4 C5 H12 112.004
C5 C3 H8 115.575 C5 C4 H9 112.004
C5 C4 H10 112.004 H9 C4 H10 106.191
H11 C5 H12 106.191
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.203      
2 C -0.238      
3 C -0.238      
4 C -0.412      
5 C -0.412      
6 H 0.234      
7 H 0.231      
8 H 0.231      
9 H 0.201      
10 H 0.201      
11 H 0.201      
12 H 0.201      


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 -0.553 0.553
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.800 0.000 0.000
y 0.000 -28.379 0.000
z 0.000 0.000 -29.471
Traceless
 xyz
x -3.875 0.000 0.000
y 0.000 2.757 0.000
z 0.000 0.000 1.118
Polar
3z2-r22.237
x2-y2-4.421
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.577 0.000 0.000
y 0.000 9.039 0.000
z 0.000 0.000 7.763


<r2> (average value of r2) Å2
<r2> 100.798
(<r2>)1/2 10.040