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All results from a given calculation for C5H5N (Pyridine)

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

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/6-31G*
 hartrees
Energy at 0K-248.195566
Energy at 298.15K-248.201709
HF Energy-248.195566
Nuclear repulsion energy 
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/6-31G*
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 3255 3088 6.89      
2 A1 3230 3063 7.47      
3 A1 3203 3038 11.10      
4 A1 1680 1593 24.92      
5 A1 1547 1468 4.24      
6 A1 1267 1202 3.15      
7 A1 1116 1059 4.79      
8 A1 1063 1008 3.07      
9 A1 1025 972 8.05      
10 A1 619 587 4.28      
11 A2 1018 966 0.00      
12 A2 906 859 0.00      
13 A2 391 371 0.00      
14 B1 1023 971 0.01      
15 B1 974 924 0.00      
16 B1 770 730 6.09      
17 B1 722 685 57.90      
18 B1 423 401 3.38      
19 B2 3248 3080 25.86      
20 B2 3200 3035 33.26      
21 B2 1673 1587 11.17      
22 B2 1503 1426 28.00      
23 B2 1402 1330 0.06      
24 B2 1317 1249 0.00      
25 B2 1189 1128 2.47      
26 B2 1101 1044 0.05      
27 B2 675 640 0.41      

Unscaled Zero Point Vibrational Energy (zpe) 19769.5 cm-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 18751.4 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 wB97X-D/6-31G*
ABC
0.20248 0.19468 0.09925

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 1.419
C2 0.000 0.000 -1.382
C3 0.000 1.137 0.719
C4 0.000 -1.137 0.719
C5 0.000 1.194 -0.671
C6 0.000 -1.194 -0.671
H7 0.000 0.000 -2.468
H8 0.000 2.053 1.306
H9 0.000 -2.053 1.306
H10 0.000 2.153 -1.179
H11 0.000 -2.153 -1.179

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11
N12.80071.33521.33522.40682.40683.88662.05582.05583.37403.3740
C22.80072.38912.38911.38971.38971.08583.38243.38242.16242.1624
C31.33522.38912.27441.39132.71433.38381.08763.24352.15293.7984
C41.33522.38912.27442.71431.39133.38383.24351.08763.79842.1529
C52.40681.38971.39132.71432.38812.15742.15573.80151.08513.3853
C62.40681.38972.71431.39132.38812.15743.80152.15573.38531.0851
H73.88661.08583.38383.38382.15742.15744.29624.29622.50912.5091
H82.05583.38241.08763.24352.15573.80154.29624.10542.48744.8851
H92.05583.38243.24351.08763.80152.15574.29624.10544.88512.4874
H103.37402.16242.15293.79841.08513.38532.50912.48744.88514.3058
H113.37402.16243.79842.15293.38531.08512.50914.88512.48744.3058

picture of Pyridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 123.943 N1 C3 H8 115.724
N1 C4 C6 123.943 N1 C4 H9 115.724
C2 C5 C3 118.427 C2 C5 H10 121.312
C2 C6 C4 118.427 C2 C6 H11 121.312
C3 N1 C4 116.800 C3 C5 H10 120.261
C4 C6 H11 120.261 C5 C2 C6 118.461
C5 C2 H7 120.770 C5 C3 H8 120.333
C6 C2 H7 120.770 C6 C4 H9 120.333
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.415      
2 C -0.137      
3 C 0.017      
4 C 0.017      
5 C -0.183      
6 C -0.183      
7 H 0.182      
8 H 0.175      
9 H 0.175      
10 H 0.177      
11 H 0.177      


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 -2.254 2.254
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.990 0.000 0.000
y 0.000 -28.528 0.000
z 0.000 0.000 -35.409
Traceless
 xyz
x -5.021 0.000 0.000
y 0.000 7.672 0.000
z 0.000 0.000 -2.650
Polar
3z2-r2-5.301
x2-y2-8.462
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.077 0.000 0.000
y 0.000 10.014 0.000
z 0.000 0.000 9.147


<r2> (average value of r2) Å2
<r2> 120.850
(<r2>)1/2 10.993