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All results from a given calculation for C4H5N (2H-pyrrole)

using model chemistry: wB97X-D/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/6-31+G**
 hartrees
Energy at 0K-210.088225
Energy at 298.15K-210.094340
HF Energy-210.088225
Nuclear repulsion energy158.783862
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/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3280 3123 6.63      
2 A' 3254 3099 4.37      
3 A' 3222 3068 21.46      
4 A' 3068 2922 5.28      
5 A' 1691 1611 12.03      
6 A' 1588 1513 13.48      
7 A' 1416 1348 19.18      
8 A' 1392 1325 21.40      
9 A' 1337 1273 0.12      
10 A' 1286 1224 0.14      
11 A' 1126 1072 4.94      
12 A' 1021 972 34.50      
13 A' 1008 960 8.04      
14 A' 949 904 3.31      
15 A' 862 821 10.01      
16 A' 841 801 4.18      
17 A" 3108 2959 2.78      
18 A" 1180 1124 0.39      
19 A" 1008 960 12.25      
20 A" 952 906 6.51      
21 A" 919 875 13.12      
22 A" 699 666 46.07      
23 A" 556 530 2.43      
24 A" 351 334 17.18      

Unscaled Zero Point Vibrational Energy (zpe) 18056.2 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 17194.9 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 wB97X-D/6-31+G**
ABC
0.30431 0.28173 0.15036

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.150 0.431 0.000
C2 0.000 1.122 0.000
C3 -1.198 0.220 0.000
C4 -0.592 -1.058 0.000
C5 0.778 -0.874 0.000
H6 -0.094 1.779 0.873
H7 -0.094 1.779 -0.873
H8 -2.217 0.590 0.000
H9 -1.123 -1.996 0.000
H10 1.550 -1.627 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10
N11.34222.35802.29181.35672.03182.03183.37093.32562.0963
C21.34221.50002.25872.14201.09651.09652.27973.31453.1561
C32.35801.50001.41372.25822.10042.10041.08372.21733.3111
C42.29182.25871.41371.38223.00913.00912.31371.07852.2167
C51.35672.14202.25821.38222.92532.92533.33292.20751.0790
H62.03181.09652.10043.00912.92531.74642.58474.00893.8813
H72.03181.09652.10043.00912.92531.74642.58474.00893.8813
H83.37092.27971.08372.31373.33292.58472.58472.80794.3707
H93.32563.31452.21731.07852.20754.00894.00892.80792.6985
H102.09633.15613.31112.21671.07903.88133.88134.37072.6985

picture of 2H-pyrrole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 112.011 N1 C2 H6 112.457
N1 C2 H7 112.457 N1 C5 C4 113.592
N1 C5 H10 118.338 C2 N1 C5 105.055
C2 C3 C4 101.608 C2 C3 H8 123.039
C3 C2 H6 106.954 C3 C2 H7 106.954
C3 C4 C5 107.735 C3 C4 H9 125.132
C4 C3 H8 135.353 C4 C5 H10 128.070
C5 C4 H9 127.133 H6 C2 H7 105.566
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.205      
2 C -0.366      
3 C -0.095      
4 C -0.060      
5 C -0.135      
6 H 0.188      
7 H 0.188      
8 H 0.167      
9 H 0.164      
10 H 0.155      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.286 -0.392 0.000 2.319
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.409 -2.634 0.000
y -2.634 -25.056 0.000
z 0.000 0.000 -31.172
Traceless
 xyz
x -4.295 -2.634 0.000
y -2.634 6.734 0.000
z 0.000 0.000 -2.439
Polar
3z2-r2-4.879
x2-y2-7.352
xy-2.634
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.812 -0.229 0.000
y -0.229 8.983 0.000
z 0.000 0.000 5.089


<r2> (average value of r2) Å2
<r2> 87.143
(<r2>)1/2 9.335