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All results from a given calculation for C2H4N4 (1H-Tetrazole, 1-methyl-)

using model chemistry: B3LYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-31G*
 hartrees
Energy at 0K-297.567464
Energy at 298.15K-297.574822
Nuclear repulsion energy230.214686
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 B3LYP/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 A 3301 3170 0.25      
2 A 3182 3055 3.22      
3 A 3159 3033 8.32      
4 A 3083 2961 21.42      
5 A 1544 1482 14.59      
6 A 1529 1468 25.04      
7 A 1509 1449 12.28      
8 A 1471 1412 7.10      
9 A 1457 1399 2.63      
10 A 1333 1280 5.85      
11 A 1263 1213 2.48      
12 A 1204 1156 17.73      
13 A 1160 1114 5.75      
14 A 1125 1081 34.04      
15 A 1065 1023 1.49      
16 A 1033 992 9.20      
17 A 981 942 8.64      
18 A 845 812 11.37      
19 A 731 702 1.01      
20 A 694 666 8.27      
21 A 661 635 6.66      
22 A 352 338 1.48      
23 A 220 212 0.03      
24 A 24 23 0.30      

Unscaled Zero Point Vibrational Energy (zpe) 16462.0 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 15808.5 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 B3LYP/6-31G*
ABC
0.32664 0.12647 0.09278

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.282 1.073 -0.003
N2 -0.571 0.030 -0.014
N3 0.165 -1.106 -0.005
N4 1.406 -0.739 0.005
N5 1.519 0.619 0.007
H6 -0.021 2.109 -0.008
C7 -2.024 -0.015 0.008
H8 -2.415 0.946 -0.332
H9 -2.361 -0.806 -0.664
H10 -2.385 -0.220 1.020

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 C7 H8 H9 H10
C11.34782.18182.13221.31691.08002.55032.72023.30933.1358
N21.34781.35382.12212.17132.15081.45372.08292.07912.1026
N32.18181.35381.29432.19223.22052.44613.31262.62732.8879
N42.13222.12211.29431.36233.18603.50624.18983.82653.9592
N51.31692.17132.19221.36232.14303.59903.96154.18654.1192
H61.08002.15083.22053.18602.14302.91972.68123.79503.4741
C72.55031.45372.44613.50623.59902.91971.09171.09111.0937
H82.72022.08293.31264.18983.96152.68121.09171.78371.7858
H93.30932.07912.62733.82654.18653.79501.09111.78371.7832
H103.13582.10262.88793.95924.11923.47411.09371.78581.7832

picture of 1H-Tetrazole, 1-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 107.728 C1 N2 C7 131.066
C1 N5 N4 105.449 N2 C1 N5 109.139
N2 C1 H6 124.365 N2 N3 N4 106.496
N2 C7 H8 109.006 N2 C7 H9 108.736
N2 C7 H10 110.459 N3 N2 C7 121.175
N3 N4 N5 111.187 N5 C1 H6 126.495
H8 C7 H9 109.607 H8 C7 H10 109.604
H9 C7 H10 109.411
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.250 0.206   0.150
2 N -0.246 0.435   0.474
3 N -0.069 -0.288   -0.292
4 N -0.087 -0.064   -0.070
5 N -0.308 -0.352   -0.337
6 H 0.191 0.061   0.091
7 C -0.319 -0.544   -0.642
8 H 0.182 0.186   0.212
9 H 0.207 0.193   0.224
10 H 0.198 0.166   0.190


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -5.327 2.461 -0.017 5.868
CHELPG 5.102 2.307 -0.026 5.600
AIM        
ESP 5.199 2.368 -0.040 5.713


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.806 -0.393 0.014
y -0.393 -34.821 -0.006
z 0.014 -0.006 -34.023
Traceless
 xyz
x -1.384 -0.393 0.014
y -0.393 0.094 -0.006
z 0.014 -0.006 1.291
Polar
3z2-r22.581
x2-y2-0.985
xy-0.393
xz0.014
yz-0.006


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.909 0.062 0.030
y 0.062 6.768 -0.010
z 0.030 -0.010 3.720


<r2> (average value of r2) Å2
<r2> 126.016
(<r2>)1/2 11.226