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All results from a given calculation for C5H5N (Pyridine)

using model chemistry: B1B95/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 B1B95/cc-pVDZ
 hartrees
Energy at 0K-248.192358
Energy at 298.15K-248.198474
Nuclear repulsion energy206.313089
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 B1B95/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 3228 3103 5.72      
2 A1 3202 3078 5.08      
3 A1 3174 3051 8.08      
4 A1 1660 1596 23.09      
5 A1 1513 1454 3.39      
6 A1 1241 1192 2.64      
7 A1 1094 1051 5.50      
8 A1 1056 1015 1.86      
9 A1 1010 971 9.17      
10 A1 600 577 4.21      
11 A2 1004 965 0.00      
12 A2 898 863 0.00      
13 A2 379 364 0.00      
14 B1 1018 979 0.00      
15 B1 958 921 0.01      
16 B1 764 734 5.40      
17 B1 717 689 48.84      
18 B1 414 398 2.95      
19 B2 3219 3095 22.26      
20 B2 3171 3048 29.06      
21 B2 1655 1591 10.86      
22 B2 1472 1415 25.33      
23 B2 1364 1311 0.00      
24 B2 1340 1288 0.06      
25 B2 1157 1112 1.74      
26 B2 1084 1042 0.00      
27 B2 659 634 0.40      

Unscaled Zero Point Vibrational Energy (zpe) 19525.1 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 18767.5 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 B1B95/cc-pVDZ
ABC
0.20276 0.19424 0.09920

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

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 -1.383
C3 0.000 1.136 0.720
C4 0.000 -1.136 0.720
C5 0.000 1.194 -0.671
C6 0.000 -1.194 -0.671
H7 0.000 0.000 -2.474
H8 0.000 2.059 1.308
H9 0.000 -2.059 1.308
H10 0.000 2.158 -1.182
H11 0.000 -2.158 -1.182

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 H7 H8 H9 H10 H11
N12.80231.33381.33382.40762.40763.89302.06152.06153.37923.3792
C22.80232.39052.39051.39051.39051.09073.38803.38802.16702.1670
C31.33382.39052.27211.39272.71433.39011.09373.24812.15873.8032
C41.33382.39052.27212.71431.39273.39013.24811.09373.80322.1587
C52.40761.39051.39272.71432.38892.16242.15953.80771.09003.3907
C62.40761.39052.71431.39272.38892.16243.80772.15953.39071.0900
H73.89301.09073.39013.39012.16242.16244.30574.30572.51512.5151
H82.06153.38801.09373.24812.15953.80774.30574.11702.49134.8962
H92.06153.38803.24811.09373.80772.15954.30574.11704.89622.4913
H103.37922.16702.15873.80321.09003.39072.51512.49134.89624.3153
H113.37922.16703.80322.15873.39071.09002.51514.89622.49134.3153

picture of Pyridine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C3 C5 124.007 N1 C3 H8 115.900
N1 C4 C6 124.007 N1 C4 H9 115.900
C2 C5 C3 118.389 C2 C5 H10 121.294
C2 C6 C4 118.389 C2 C6 H11 121.294
C3 N1 C4 116.794 C3 C5 H10 120.316
C4 C6 H11 120.316 C5 C2 C6 118.413
C5 C2 H7 120.794 C5 C3 H8 120.093
C6 C2 H7 120.794 C6 C4 H9 120.093
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.208      
2 C 0.065      
3 C 0.111      
4 C 0.111      
5 C -0.049      
6 C -0.049      
7 H 0.001      
8 H 0.012      
9 H 0.012      
10 H -0.004      
11 H -0.004      


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 -2.046 2.046
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D ÅAn error occurred on the server when processing the URL. Please contact the system administrator.

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