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All results from a given calculation for C2H4N4 (1H-Tetrazole, 5-methyl-)

using model chemistry: TPSSh/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at TPSSh/6-31G*
 hartrees
Energy at 0K-297.594594
Energy at 298.15K-297.601958
HF Energy-297.594594
Nuclear repulsion energy228.169038
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 TPSSh/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' 3631 3484 58.24      
2 A' 3173 3044 2.75      
3 A' 3063 2939 15.06      
4 A' 1588 1524 41.22      
5 A' 1532 1470 1.41      
6 A' 1449 1390 0.22      
7 A' 1425 1367 25.50      
8 A' 1360 1305 3.49      
9 A' 1268 1217 19.45      
10 A' 1108 1063 2.96      
11 A' 1073 1029 10.52      
12 A' 1055 1012 24.00      
13 A' 1009 968 0.14      
14 A' 998 957 1.25      
15 A' 682 655 3.50      
16 A' 329 316 3.88      
17 A" 3123 2996 11.73      
18 A" 1526 1464 9.03      
19 A" 1081 1037 1.60      
20 A" 730 700 6.87      
21 A" 700 672 20.37      
22 A" 570 547 73.95      
23 A" 265 254 0.06      
24 A" 84 80 0.47      

Unscaled Zero Point Vibrational Energy (zpe) 16410.7 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 15744.4 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 TPSSh/6-31G*
ABC
0.32638 0.12134 0.08995

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.147 -0.054 0.000
C2 0.000 0.599 0.000
C3 0.186 2.082 0.000
H4 0.736 2.414 0.887
H5 0.736 2.414 -0.887
H6 -0.797 2.555 0.000
N7 0.993 -0.325 0.000
N8 0.442 -1.561 0.000
N9 -0.830 -1.381 0.000
H10 1.999 -0.218 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.31982.51783.22823.22822.63202.15682.19051.36493.1499
C21.31981.49452.14962.14962.11181.35662.20552.14732.1592
C32.51781.49451.09541.09541.09092.53903.65253.60932.9282
H43.22822.14961.09541.77481.77712.89044.08344.20003.0503
H53.22822.14961.09541.77481.77712.89044.08344.20003.0503
H62.63202.11181.09091.77711.77713.39104.29883.93643.9374
N72.15681.35662.53902.89042.89043.39101.35312.10611.0118
N82.19052.20553.65254.08344.08344.29881.35311.28452.0563
N91.36492.14733.60934.20004.20003.93642.10611.28453.0583
H103.14992.15922.92823.05033.05033.93741.01182.05633.0583

picture of 1H-Tetrazole, 5-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 126.810 N1 C2 N7 107.375
N1 N9 N8 111.504 C2 N1 N9 106.213
C2 C3 H4 111.266 C2 C3 H5 111.266
C2 C3 H6 108.528 C2 N7 N8 108.962
C2 N7 H10 130.920 C3 C2 N7 125.814
H4 C3 H5 108.217 H4 C3 H6 108.752
H5 C3 H6 108.752 N7 N8 N9 105.946
N8 N7 H10 120.119
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.366      
2 C 0.564      
3 C -0.560      
4 H 0.195      
5 H 0.195      
6 H 0.223      
7 N -0.492      
8 N -0.041      
9 N -0.089      
10 H 0.371      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.134 3.999 0.000 5.752
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.774 0.283 0.000
y 0.283 8.154 0.000
z 0.000 0.000 3.753


<r2> (average value of r2) Å2
<r2> 129.117
(<r2>)1/2 11.363