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All results from a given calculation for C4H5N (Pyrrole)

using model chemistry: B97D3/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B97D3/6-311+G(3df,2p)
 hartrees
Energy at 0K-210.103293
Energy at 298.15K-210.109271
HF Energy-210.103293
Nuclear repulsion energy160.590282
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 B97D3/6-311+G(3df,2p)
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 3622 3575 51.44      
2 A1 3213 3171 0.05      
3 A1 3192 3150 5.70      
4 A1 1463 1444 8.82      
5 A1 1384 1366 2.70      
6 A1 1156 1141 2.25      
7 A1 1076 1062 5.22      
8 A1 1014 1001 30.22      
9 A1 888 877 0.26      
10 A2 852 841 0.00      
11 A2 653 645 0.00      
12 A2 613 605 0.00      
13 B1 803 793 2.78      
14 B1 703 694 160.09      
15 B1 626 618 0.04      
16 B1 467 461 63.57      
17 B2 3207 3165 5.41      
18 B2 3180 3139 3.06      
19 B2 1532 1512 1.25      
20 B2 1408 1390 6.04      
21 B2 1281 1265 0.85      
22 B2 1137 1122 2.01      
23 B2 1043 1029 26.06      
24 B2 869 857 1.23      

Unscaled Zero Point Vibrational Energy (zpe) 17690.7 cm-1
Scaled (by 0.987) Zero Point Vibrational Energy (zpe) 17460.7 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 B97D3/6-311+G(3df,2p)
ABC
0.30395 0.29991 0.15096

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311+G(3df,2p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.122
H2 0.000 0.000 2.128
C3 0.000 1.128 0.333
C4 0.000 -1.128 0.333
C5 0.000 0.712 -0.985
C6 0.000 -0.712 -0.985
H7 0.000 2.116 0.770
H8 0.000 -2.116 0.770
H9 0.000 1.360 -1.850
H10 0.000 -1.360 -1.850

Atom - Atom Distances (Å)
  N1 H2 C3 C4 C5 C6 H7 H8 H9 H10
N11.00661.37621.37622.22352.22352.14472.14473.26803.2680
H21.00662.11992.11993.19343.19342.51422.51424.20414.2041
C31.37622.11992.25591.38202.26351.07983.27282.19543.3102
C41.37622.11992.25592.26351.38203.27281.07983.31022.1954
C52.22353.19341.38202.26351.42452.24673.32791.08092.2458
C62.22353.19342.26351.38201.42453.32792.24672.24581.0809
H72.14472.51421.07983.27282.24673.32794.23122.72624.3524
H82.14472.51423.27281.07983.32792.24674.23124.35242.7262
H93.26804.20412.19543.31021.08092.24582.72624.35242.7206
H103.26804.20413.31022.19542.24581.08094.35242.72622.7206

picture of Pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 107.443 N1 C3 H7 121.208
N1 C4 C6 107.443 N1 C4 H8 121.208
H2 N1 C3 124.950 H2 N1 C4 124.950
C3 N1 C4 110.100 C3 C5 C6 107.507
C3 C5 H9 125.653 C4 C6 C5 107.507
C4 C6 H10 125.653 C5 C3 H7 131.348
C5 C6 H10 126.840 C6 C4 H8 131.348
C6 C5 H9 126.840
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.711      
2 H 0.155      
3 C 0.001      
4 C 0.001      
5 C 0.021      
6 C 0.021      
7 H 0.132      
8 H 0.132      
9 H 0.123      
10 H 0.123      


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 1.842 1.842
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.075 0.000 0.000
y 0.000 -27.338 0.000
z 0.000 0.000 -24.050
Traceless
 xyz
x -8.380 0.000 0.000
y 0.000 1.725 0.000
z 0.000 0.000 6.656
Polar
3z2-r213.312
x2-y2-6.737
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.893 0.000 0.000
y 0.000 9.641 0.000
z 0.000 0.000 9.160


<r2> (average value of r2) Å2
<r2> 86.133
(<r2>)1/2 9.281