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

using model chemistry: HSEh1PBE/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 HSEh1PBE/6-31G*
 hartrees
Energy at 0K-297.261869
Energy at 298.15K 
Nuclear repulsion energy231.614797
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 HSEh1PBE/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' 3327 3164 0.55      
2 A' 3207 3050 3.61      
3 A' 3106 2954 17.74      
4 A' 1568 1491 27.97      
5 A' 1540 1465 20.02      
6 A' 1484 1411 0.60      
7 A' 1474 1401 4.09      
8 A' 1372 1305 6.46      
9 A' 1295 1232 4.97      
10 A' 1226 1166 16.25      
11 A' 1148 1092 33.61      
12 A' 1090 1037 8.44      
13 A' 1071 1019 0.50      
14 A' 1010 960 7.00      
15 A' 712 677 8.49      
16 A' 356 339 1.45      
17 A" 3193 3037 4.19      
18 A" 1504 1431 10.69      
19 A" 1163 1106 0.07      
20 A" 854 812 12.91      
21 A" 745 709 0.75      
22 A" 675 642 7.43      
23 A" 230 218 0.00      
24 A" 25i 24i 0.16      

Unscaled Zero Point Vibrational Energy (zpe) 16662.6 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 15846.1 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 HSEh1PBE/6-31G*
ABC
0.33099 0.12804 0.09397

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.080 -0.226 0.000
N2 0.000 0.567 0.000
N3 1.089 -0.217 0.000
N4 0.661 -1.432 0.000
N5 -0.690 -1.478 0.000
H6 -2.100 0.130 0.000
C7 0.119 2.008 0.000
H8 -0.882 2.440 0.000
H9 0.660 2.330 0.892
H10 0.660 2.330 -0.892

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 C7 H8 H9 H10
C11.34022.16942.11841.31171.08002.53542.67393.21833.2183
N21.34021.34202.10602.15872.14451.44532.07052.08302.0830
N32.16941.34201.28872.18093.20772.42653.30852.73262.7326
N42.11842.10601.28871.35173.17253.48234.16893.86683.8668
N51.31172.15872.18091.35172.13933.57863.92354.13784.1378
H61.08002.14453.20773.17252.13932.90642.61123.63973.6397
C72.53541.44532.42653.48233.57862.90641.09091.09171.0917
H82.67392.07053.30854.16893.92352.61121.09091.78451.7845
H93.21832.08302.73263.86684.13783.63971.09171.78451.7843
H103.21832.08302.73263.86684.13783.63971.09171.78451.7843

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 107.964 C1 N2 C7 131.031
C1 N5 N4 105.368 N2 C1 N5 108.973
N2 C1 H6 124.420 N2 N3 N4 106.346
N2 C7 H8 108.641 N2 C7 H9 109.591
N2 C7 H10 109.591 N3 N2 C7 121.005
N3 N4 N5 111.350 N5 C1 H6 126.607
H8 C7 H9 109.695 H8 C7 H10 109.695
H9 C7 H10 109.610
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.242      
2 N -0.278      
3 N -0.059      
4 N -0.085      
5 N -0.318      
6 H 0.221      
7 C -0.380      
8 H 0.204      
9 H 0.227      
10 H 0.227      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.229 5.497 0.000 5.932
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.728 -0.472 0.000
y -0.472 -35.639 0.000
z 0.000 0.000 -34.014
Traceless
 xyz
x 0.098 -0.472 0.000
y -0.472 -1.268 0.000
z 0.000 0.000 1.170
Polar
3z2-r22.340
x2-y20.911
xy-0.472
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.731 0.059 0.000
y 0.059 7.821 0.000
z 0.000 0.000 3.725


<r2> (average value of r2) Å2
<r2> 124.702
(<r2>)1/2 11.167