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

using model chemistry: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-295.918286
Energy at 298.15K-295.925996
HF Energy-295.918286
Nuclear repulsion energy232.835232
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 HF/Def2TZVPP
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' 3910 3544 118.02      
2 A' 3288 2980 3.88      
3 A' 3183 2885 14.34      
4 A' 1771 1605 66.51      
5 A' 1624 1472 2.21      
6 A' 1603 1453 19.30      
7 A' 1559 1413 32.04      
8 A' 1542 1398 4.59      
9 A' 1447 1312 13.03      
10 A' 1222 1108 20.24      
11 A' 1199 1086 0.63      
12 A' 1178 1068 27.33      
13 A' 1120 1015 1.13      
14 A' 1078 977 3.78      
15 A' 729 660 4.56      
16 A' 366 332 4.44      
17 A" 3237 2934 13.16      
18 A" 1603 1453 8.18      
19 A" 1172 1062 1.36      
20 A" 817 741 4.37      
21 A" 774 702 7.03      
22 A" 613 556 91.91      
23 A" 302 274 0.00      
24 A" 85 77 0.79      

Unscaled Zero Point Vibrational Energy (zpe) 17710.3 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 16052.6 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 HF/Def2TZVPP
ABC
0.34292 0.12506 0.09322

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.117 -0.061 0.000
C2 0.000 0.582 0.000
C3 0.179 2.056 0.000
H4 0.723 2.378 0.879
H5 0.723 2.378 -0.879
H6 -0.793 2.524 0.000
N7 0.967 -0.322 0.000
N8 0.430 -1.531 0.000
N9 -0.806 -1.357 0.000
H10 1.950 -0.212 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.28822.48193.17893.17892.60532.09942.13371.33323.0698
C21.28821.48522.12652.12652.09811.32302.15572.09972.1050
C32.48191.48521.08251.08251.07872.50463.59543.55252.8774
H43.17892.12651.08251.75711.75832.84944.01694.13072.9975
H53.17892.12651.08251.75711.75832.84944.01694.13072.9975
H62.60532.09811.07871.75831.75833.34574.23523.88163.8740
N72.09941.32302.50462.84942.84943.34571.32272.05280.9890
N82.13372.15573.59544.01694.01694.23521.32271.24802.0116
N91.33322.09973.55254.13074.13073.88162.05281.24802.9837
H103.06982.10502.87742.99752.99753.87400.98902.01162.9837

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 126.845 N1 C2 N7 107.022
N1 N9 N8 111.467 C2 N1 N9 106.435
C2 C3 H4 110.853 C2 C3 H5 110.853
C2 C3 H6 108.799 C2 N7 N8 109.133
C2 N7 H10 130.592 C3 C2 N7 126.132
H4 C3 H5 108.503 H4 C3 H6 108.894
H5 C3 H6 108.894 N7 N8 N9 105.943
N8 N7 H10 120.275
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.274      
2 C 0.267      
3 C -0.200      
4 H 0.082      
5 H 0.082      
6 H 0.118      
7 N -0.124      
8 N -0.105      
9 N -0.060      
10 H 0.213      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.300 4.093 0.000 5.937
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.378 -0.356 0.000
y -0.356 -36.845 0.000
z 0.000 0.000 -34.622
Traceless
 xyz
x 1.355 -0.356 0.000
y -0.356 -2.345 0.000
z 0.000 0.000 0.990
Polar
3z2-r21.980
x2-y22.467
xy-0.356
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.092 0.211 0.000
y 0.211 8.068 0.000
z 0.000 0.000 4.700


<r2> (average value of r2) Å2
<r2> 125.864
(<r2>)1/2 11.219