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All results from a given calculation for C4H5N (Pyrrole)

using model chemistry: wB97X-D/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-210.113594
Energy at 298.15K-210.119730
HF Energy-210.113594
Nuclear repulsion energy161.082677
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/cc-pVDZ
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 3736 3559 74.63      
2 A1 3316 3159 0.13      
3 A1 3286 3130 4.04      
4 A1 1531 1458 13.76      
5 A1 1450 1381 3.28      
6 A1 1193 1137 3.05      
7 A1 1109 1056 14.06      
8 A1 1044 994 30.07      
9 A1 902 859 0.31      
10 A2 907 864 0.00      
11 A2 701 668 0.00      
12 A2 631 601 0.00      
13 B1 855 815 4.33      
14 B1 740 705 176.59      
15 B1 642 612 0.03      
16 B1 506 482 91.45      
17 B2 3312 3155 3.05      
18 B2 3273 3118 4.03      
19 B2 1603 1527 2.02      
20 B2 1493 1422 7.97      
21 B2 1321 1258 2.47      
22 B2 1181 1125 3.87      
23 B2 1078 1027 29.64      
24 B2 880 838 2.02      

Unscaled Zero Point Vibrational Energy (zpe) 18344.2 cm-1
Scaled (by 0.9526) Zero Point Vibrational Energy (zpe) 17474.7 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/cc-pVDZ
ABC
0.30620 0.30153 0.15192

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.119
H2 0.000 0.000 2.124
C3 0.000 1.122 0.332
C4 0.000 -1.122 0.332
C5 0.000 0.711 -0.981
C6 0.000 -0.711 -0.981
H7 0.000 2.109 0.768
H8 0.000 -2.109 0.768
H9 0.000 1.360 -1.845
H10 0.000 -1.360 -1.845

Atom - Atom Distances (Å)
  N1 H2 C3 C4 C5 C6 H7 H8 H9 H10
N11.00541.37041.37042.21702.21702.13802.13803.26093.2609
H21.00542.11452.11453.18573.18572.50742.50744.19574.1957
C31.37042.11452.24391.37582.25461.07913.26022.18983.3013
C41.37042.11452.24392.25461.37583.26021.07913.30132.1898
C52.21703.18571.37582.25461.42182.23923.31831.08052.2438
C62.21703.18572.25461.37581.42183.31832.23922.24381.0805
H72.13802.50741.07913.26022.23923.31834.21802.71814.3429
H82.13802.50743.26021.07913.31832.23924.21804.34292.7181
H93.26094.19572.18983.30131.08052.24382.71814.34292.7200
H103.26094.19573.30132.18982.24381.08054.34292.71812.7200

picture of Pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 107.664 N1 C3 H7 121.115
N1 C4 C6 107.664 N1 C4 H8 121.115
H2 N1 C3 125.047 H2 N1 C4 125.047
C3 N1 C4 109.907 C3 C5 C6 107.382
C3 C5 H9 125.695 C4 C6 C5 107.382
C4 C6 H10 125.695 C5 C3 H7 131.220
C5 C6 H10 126.922 C6 C4 H8 131.220
C6 C5 H9 126.922
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.291      
2 H 0.319      
3 C -0.224      
4 C -0.224      
5 C -0.103      
6 C -0.103      
7 H 0.161      
8 H 0.161      
9 H 0.152      
10 H 0.152      


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 1.955 1.955
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.432 0.000 0.000
y 0.000 -26.757 0.000
z 0.000 0.000 -23.494
Traceless
 xyz
x -9.306 0.000 0.000
y 0.000 2.206 0.000
z 0.000 0.000 7.100
Polar
3z2-r214.201
x2-y2-7.675
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.226 0.000 0.000
y 0.000 8.718 0.000
z 0.000 0.000 8.492


<r2> (average value of r2) Å2
<r2> 85.563
(<r2>)1/2 9.250