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

using model chemistry: PBE1PBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/3-21G
 hartrees
Energy at 0K-256.502681
Energy at 298.15K-256.508232
HF Energy-256.502681
Nuclear repulsion energy162.774513
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 PBE1PBE/3-21G
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' 3635 3491 117.40      
2 A' 3348 3215 3.56      
3 A' 1454 1397 42.37      
4 A' 1387 1332 4.84      
5 A' 1231 1182 5.99      
6 A' 1163 1117 13.57      
7 A' 1101 1057 3.07      
8 A' 1024 984 8.96      
9 A' 997 958 9.24      
10 A' 904 868 15.28      
11 A' 821 789 9.17      
12 A" 930 893 16.28      
13 A" 701 673 94.98      
14 A" 695 668 24.70      
15 A" 658 631 49.51      

Unscaled Zero Point Vibrational Energy (zpe) 10024.8 cm-1
Scaled (by 0.9604) Zero Point Vibrational Energy (zpe) 9627.8 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 PBE1PBE/3-21G
ABC
0.33582 0.32721 0.16573

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.085 0.249 0.000
N2 0.000 1.072 0.000
N3 -1.140 0.293 0.000
N4 -0.739 -0.951 0.000
N5 0.658 -1.007 0.000
H6 2.106 0.577 0.000
H7 -0.065 2.079 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.36162.22562.18351.32671.07272.1612
N21.36161.38122.15362.18082.16361.0091
N32.22561.38121.30632.21903.25902.0849
N42.18352.15361.30631.39893.22993.1037
N51.32672.18082.21901.39892.14623.1697
H61.07272.16363.25903.22992.14622.6402
H72.16121.00912.08493.10373.16972.6402

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 108.469 C1 N2 H7 130.885
C1 N5 N4 106.443 N2 C1 N5 108.423
N2 C1 H6 125.018 N2 N3 N4 106.483
N3 N2 H7 120.646 N3 N4 N5 110.182
N5 C1 H6 126.559
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.330      
2 N -0.565      
3 N -0.030      
4 N -0.080      
5 N -0.347      
6 H 0.301      
7 H 0.391      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.529 4.985 0.000 5.590
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.041 2.006 0.000
y 2.006 -26.448 0.000
z 0.000 0.000 -28.672
Traceless
 xyz
x -1.480 2.006 0.000
y 2.006 2.408 0.000
z 0.000 0.000 -0.928
Polar
3z2-r2-1.856
x2-y2-2.592
xy2.006
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.135 0.182 0.000
y 0.182 5.071 0.000
z 0.000 0.000 1.680


<r2> (average value of r2) Å2
<r2> 72.971
(<r2>)1/2 8.542