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

using model chemistry: PBEPBE/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 PBEPBE/Def2TZVPP
 hartrees
Energy at 0K-194.488843
Energy at 298.15K-194.495984
HF Energy-194.488843
Nuclear repulsion energy162.771337
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 PBEPBE/Def2TZVPP
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 3154 3116 9.64      
2 A1 3121 3083 4.86      
3 A1 2948 2912 37.24      
4 A1 1447 1429 0.05      
5 A1 1426 1408 9.04      
6 A1 1226 1211 0.34      
7 A1 1080 1067 2.66      
8 A1 1012 1000 0.04      
9 A1 896 885 2.33      
10 A1 790 780 0.01      
11 A2 2948 2912 0.00      
12 A2 1175 1161 0.00      
13 A2 951 940 0.00      
14 A2 623 616 0.00      
15 A2 118 117 0.00      
16 B1 2969 2933 30.74      
17 B1 1099 1086 2.21      
18 B1 913 902 4.39      
19 B1 775 766 2.12      
20 B1 579 572 68.20      
21 B1 440 434 3.04      
22 B2 3143 3105 13.57      
23 B2 2935 2900 29.46      
24 B2 1414 1397 1.67      
25 B2 1374 1357 4.49      
26 B2 1288 1273 4.02      
27 B2 1252 1237 4.32      
28 B2 1049 1036 0.28      
29 B2 900 889 22.73      
30 B2 709 700 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 21876.1 cm-1
Scaled (by 0.9879) Zero Point Vibrational Energy (zpe) 21611.4 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 PBEPBE/Def2TZVPP
ABC
0.26154 0.25164 0.13462

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

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 2.326 0.909
H8 0.000 -2.326 0.909
H9 0.892 1.150 -1.535
H10 -0.892 1.150 -1.535
H11 0.892 -1.150 -1.535
H12 -0.892 -1.150 -1.535

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.43101.43102.31542.31541.41802.34002.34003.06693.06693.06693.0669
C21.43102.60241.64862.63302.39741.07993.64322.29012.29013.35143.3514
C31.43102.60242.63301.64862.39743.64321.07993.35143.35142.29012.2901
C42.31541.64862.63301.61963.67752.44183.67391.09231.09232.21792.2179
C52.31542.63301.64861.61963.67753.67392.44182.21792.21791.09231.0923
H61.41802.39742.39743.67753.67752.86532.86534.36714.36714.36714.3671
H72.34001.07993.64322.44183.67392.86534.65212.85532.85534.34234.3423
H82.34003.64321.07993.67392.44182.86534.65214.34234.34232.85532.8553
H93.06692.29013.35141.09232.21794.36712.85534.34231.78452.30062.9116
H103.06692.29013.35141.09232.21794.36712.85534.34231.78452.91162.3006
H113.06693.35142.29012.21791.09234.36714.34232.85532.30062.91161.7845
H123.06693.35142.29012.21791.09234.36714.34232.85532.91162.30061.7845

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 97.252 C1 C2 H7 137.032
C1 C3 C5 97.252 C1 C3 H8 137.032
C2 C1 C3 130.813 C2 C1 H6 114.594
C2 C4 C5 107.341 C2 C4 H9 111.738
C2 C4 H10 111.738 C3 C1 H6 114.594
C3 C5 C4 107.341 C3 C5 H11 111.738
C3 C5 H12 111.738 C4 C2 H7 125.716
C4 C5 H11 108.162 C4 C5 H12 108.162
C5 C3 H8 125.716 C5 C4 H9 108.162
C5 C4 H10 108.162 H9 C4 H10 109.547
H11 C5 H12 109.547
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.122      
2 C -0.152      
3 C -0.152      
4 C -0.077      
5 C -0.077      
6 H 0.099      
7 H 0.101      
8 H 0.101      
9 H 0.070      
10 H 0.070      
11 H 0.070      
12 H 0.070      


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 -0.448 0.448
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.920 0.000 0.000
y 0.000 -29.910 0.000
z 0.000 0.000 -29.892
Traceless
 xyz
x -3.019 0.000 0.000
y 0.000 1.496 0.000
z 0.000 0.000 1.522
Polar
3z2-r23.044
x2-y2-3.010
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.268 0.000 0.000
y 0.000 10.418 0.000
z 0.000 0.000 9.481


<r2> (average value of r2) Å2
<r2> 100.460
(<r2>)1/2 10.023