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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-45.152378
Energy at 298.15K-45.158228
HF Energy-45.152378
Nuclear repulsion energy86.403051
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' 3944 3599 138.66      
2 A' 3479 3174 2.62      
3 A' 1661 1515 43.58      
4 A' 1536 1402 7.47      
5 A' 1452 1325 21.66      
6 A' 1368 1249 2.10      
7 A' 1233 1125 17.37      
8 A' 1153 1052 22.27      
9 A' 1122 1024 33.68      
10 A' 1097 1001 8.28      
11 A' 1041 949 1.78      
12 A" 988 901 11.92      
13 A" 799 729 171.06      
14 A" 774 706 0.54      
15 A" 714 652 19.00      

Unscaled Zero Point Vibrational Energy (zpe) 11179.5 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 10201.3 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
0.34835 0.34022 0.17212

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 1.077 0.243 0.000
N2 0.000 1.061 0.000
N3 -1.129 0.294 0.000
N4 -0.733 -0.934 0.000
N5 0.648 -1.002 0.000
H6 2.095 0.556 0.000
H7 -0.065 2.049 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.35252.20642.15961.31721.06492.1369
N21.35251.36482.12512.16252.15510.9906
N32.20641.36481.28912.19903.23442.0531
N42.15962.12511.28911.38333.19703.0570
N51.31722.16252.19901.38332.12653.1337
H61.06492.15513.23443.19702.12652.6257
H72.13690.99062.05313.05703.13372.6257

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 108.584 C1 N2 H7 130.941
C1 N5 N4 106.173 N2 C1 N5 108.186
N2 C1 H6 125.709 N2 N3 N4 106.368
N3 N2 H7 120.476 N3 N4 N5 110.688
N5 C1 H6 126.105
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 -0.097      
2 N -0.404      
3 N 0.024      
4 N -0.081      
5 N -0.077      
6 H 0.234      
7 H 0.401      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.963 5.481 0.000 6.231
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.167 2.413 0.000
y 2.413 -28.293 0.000
z 0.000 0.000 -29.130
Traceless
 xyz
x -1.455 2.413 0.000
y 2.413 1.355 0.000
z 0.000 0.000 0.100
Polar
3z2-r20.200
x2-y2-1.874
xy2.413
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.511 0.106 0.000
y 0.106 5.549 0.000
z 0.000 0.000 2.680


<r2> (average value of r2) Å2
<r2> 58.615
(<r2>)1/2 7.656