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All results from a given calculation for CH2N4 (1H-Tetrazole)

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-45.309486
Energy at 298.15K-45.315272
HF Energy-45.309486
Nuclear repulsion energy87.892170
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/CEP-121G*
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' 3913 3535 123.13      
2 A' 3467 3132 0.18      
3 A' 1695 1531 24.32      
4 A' 1600 1445 13.23      
5 A' 1524 1377 36.24      
6 A' 1409 1273 2.39      
7 A' 1248 1127 22.92      
8 A' 1190 1075 31.78      
9 A' 1169 1057 27.09      
10 A' 1101 995 1.58      
11 A' 1078 974 1.83      
12 A" 994 898 15.01      
13 A" 800 723 9.87      
14 A" 742 670 8.42      
15 A" 602 543 117.32      

Unscaled Zero Point Vibrational Energy (zpe) 11265.6 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 10177.3 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/CEP-121G*
ABC
0.36009 0.35371 0.17844

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.059 0.227 0.000
N2 0.000 1.047 0.000
N3 -1.102 0.293 0.000
N4 -0.721 -0.909 0.000
N5 0.627 -0.995 0.000
H6 2.082 0.545 0.000
H7 -0.062 2.041 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.33882.16182.11131.29691.07112.1321
N21.33881.33512.08412.13602.14150.9962
N32.16181.33511.26082.15573.19382.0340
N42.11132.08411.26081.34993.15713.0224
N51.29692.13602.15571.34992.11903.1134
H61.07112.14153.19383.15712.11902.6145
H72.13210.99622.03403.02243.11342.6145

picture of 1H-Tetrazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 107.894 C1 N2 H7 131.307
C1 N5 N4 105.800 N2 C1 N5 108.258
N2 C1 H6 125.030 N2 N3 N4 106.770
N3 N2 H7 120.798 N3 N4 N5 111.277
N5 C1 H6 126.711
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.184      
2 N -0.229      
3 N -0.063      
4 N -0.072      
5 N -0.098      
6 H 0.228      
7 H 0.418      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.670 5.056 0.000 5.718
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.828 2.090 0.000
y 2.090 -26.598 0.000
z 0.000 0.000 -28.649
Traceless
 xyz
x -1.204 2.090 0.000
y 2.090 2.140 0.000
z 0.000 0.000 -0.936
Polar
3z2-r2-1.873
x2-y2-2.230
xy2.090
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.505 0.089 0.000
y 0.089 5.522 0.000
z 0.000 0.000 2.885


<r2> (average value of r2) Å2
<r2> 56.585
(<r2>)1/2 7.522