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All results from a given calculation for C4H5N (Pyrrole)

using model chemistry: wB97X-D/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/Def2TZVPP
 hartrees
Energy at 0K-210.179514
Energy at 298.15K 
HF Energy-210.179514
Nuclear repulsion energy161.754667
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/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 3726 3559 72.79      
2 A1 3299 3151 0.03      
3 A1 3272 3126 2.53      
4 A1 1528 1460 9.67      
5 A1 1437 1373 3.44      
6 A1 1193 1140 2.88      
7 A1 1103 1054 13.39      
8 A1 1038 991 26.51      
9 A1 906 865 0.14      
10 A2 912 871 0.00      
11 A2 708 676 0.00      
12 A2 636 607 0.00      
13 B1 865 827 3.84      
14 B1 745 712 148.77      
15 B1 650 621 0.07      
16 B1 511 488 78.99      
17 B2 3294 3146 1.86      
18 B2 3260 3114 2.98      
19 B2 1598 1527 2.73      
20 B2 1483 1417 6.04      
21 B2 1322 1262 1.94      
22 B2 1175 1123 3.18      
23 B2 1074 1026 25.86      
24 B2 885 846 1.56      

Unscaled Zero Point Vibrational Energy (zpe) 18310.0 cm-1
Scaled (by 0.9552) Zero Point Vibrational Energy (zpe) 17489.7 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/Def2TZVPP
ABC
0.30855 0.30427 0.15320

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.114
H2 0.000 0.000 2.116
C3 0.000 1.117 0.330
C4 0.000 -1.117 0.330
C5 0.000 0.709 -0.977
C6 0.000 -0.709 -0.977
H7 0.000 2.102 0.763
H8 0.000 -2.102 0.763
H9 0.000 1.357 -1.837
H10 0.000 -1.357 -1.837

Atom - Atom Distances (Å)
  N1 H2 C3 C4 C5 C6 H7 H8 H9 H10
N11.00121.36491.36492.20862.20862.13132.13133.24893.2489
H21.00122.10622.10623.17303.17302.49982.49984.17954.1795
C31.36492.10622.23371.36892.24581.07623.24792.18063.2889
C41.36492.10622.23372.24581.36893.24791.07623.28892.1806
C52.20863.17301.36892.24581.41892.22853.30631.07682.2384
C62.20863.17302.24581.36891.41893.30632.22852.23841.0768
H72.13132.49981.07623.24792.22853.30634.20422.70484.3274
H82.13132.49983.24791.07623.30632.22854.20424.32742.7048
H93.24894.17952.18063.28891.07682.23842.70484.32742.7140
H103.24894.17953.28892.18062.23841.07684.32742.70482.7140

picture of Pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 107.776 N1 C3 H7 121.193
N1 C4 C6 107.776 N1 C4 H8 121.193
H2 N1 C3 125.088 H2 N1 C4 125.088
C3 N1 C4 109.824 C3 C5 C6 107.312
C3 C5 H9 125.722 C4 C6 C5 107.312
C4 C6 H10 125.722 C5 C3 H7 131.031
C5 C6 H10 126.965 C6 C4 H8 131.031
C6 C5 H9 126.965
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.112      
2 H 0.130      
3 C -0.084      
4 C -0.084      
5 C -0.189      
6 C -0.189      
7 H 0.138      
8 H 0.138      
9 H 0.126      
10 H 0.126      


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 1.937 1.937
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.765 0.000 0.000
y 0.000 -26.776 0.000
z 0.000 0.000 -23.531
Traceless
 xyz
x -8.612 0.000 0.000
y 0.000 1.872 0.000
z 0.000 0.000 6.740
Polar
3z2-r213.480
x2-y2-6.989
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.937 0.000 0.000
y 0.000 8.683 0.000
z 0.000 0.000 8.469


<r2> (average value of r2) Å2
<r2> 84.880
(<r2>)1/2 9.213