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

using model chemistry: PBEPBE/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 PBEPBE/6-31G*
 hartrees
Energy at 0K-297.246965
Energy at 298.15K-297.254237
Nuclear repulsion energy227.086787
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 PBEPBE/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 3552 3501 46.87      
2 A 3108 3063 1.08      
3 A 2998 2955 11.62      
4 A 1544 1522 41.31      
5 A 1475 1454 1.08      
6 A 1392 1372 1.20      
7 A 1380 1360 26.36      
8 A 1315 1296 2.50      
9 A 1217 1200 17.60      
10 A 1081 1066 1.74      
11 A 1044 1030 13.75      
12 A 1023 1008 20.10      
13 A 980 966 0.26      
14 A 967 953 0.69      
15 A 675 665 2.76      
16 A 326 322 3.73      
17 A 3059 3015 7.09      
18 A 1466 1445 10.79      
19 A 1041 1026 2.77      
20 A 714 704 6.12      
21 A 682 672 19.34      
22 A 550 542 68.99      
23 A 259 255 0.04      
24 A 83 82 0.37      

Unscaled Zero Point Vibrational Energy (zpe) 15964.9 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 15736.6 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 PBEPBE/6-31G*
ABC
0.32256 0.12052 0.08923

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.154 -0.060 0.000
C2 0.000 0.605 0.000
C3 0.174 2.086 0.000
H4 0.723 2.432 0.893
H5 0.723 2.432 -0.893
H6 -0.821 2.555 0.000
N7 0.998 -0.317 0.000
N8 0.462 -1.569 0.000
N9 -0.831 -1.392 0.000
H10 2.010 -0.199 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.33212.52373.24523.24522.63622.16742.21091.36993.1671
C21.33211.49102.15812.15812.11551.35872.22252.16262.1647
C32.52371.49101.10371.10371.09942.54033.66623.61972.9310
H43.24522.15811.10371.78521.78732.90334.10774.22283.0617
H53.24522.15811.10371.78521.78732.90334.10774.22283.0617
H62.63622.11551.09941.78731.78733.39924.31873.94643.9490
N72.16741.35872.54032.90332.90333.39921.36202.12151.0189
N82.21092.22253.66624.10774.10774.31871.36201.30532.0674
N91.36992.16263.61974.22284.22283.94642.12151.30533.0815
H103.16712.16472.93103.06173.06173.94901.01892.06743.0815

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 126.651 N1 C2 N7 107.311
N1 N9 N8 111.449 C2 N1 N9 106.324
C2 C3 H4 111.686 C2 C3 H5 111.686
C2 C3 H6 108.557 C2 N7 N8 109.554
C2 N7 H10 130.602 C3 C2 N7 126.038
H4 C3 H5 107.944 H4 C3 H6 108.435
H5 C3 H6 108.435 N7 N8 N9 105.362
N8 N7 H10 119.845
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.342      
2 C 0.542      
3 C -0.572      
4 H 0.195      
5 H 0.195      
6 H 0.221      
7 N -0.460      
8 N -0.041      
9 N -0.090      
10 H 0.353      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.060 3.942 0.000 5.659
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.400 -0.358 0.000
y -0.358 -36.263 0.000
z 0.000 0.000 -34.204
Traceless
 xyz
x 1.833 -0.358 0.000
y -0.358 -2.461 0.000
z 0.000 0.000 0.628
Polar
3z2-r21.255
x2-y22.863
xy-0.358
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.908 0.302 0.000
y 0.302 8.417 0.000
z 0.000 0.000 3.784


<r2> (average value of r2) Å2
<r2> 129.997
(<r2>)1/2 11.402