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

using model chemistry: TPSSh/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 TPSSh/3-21G*
 hartrees
Energy at 0K-256.807688
Energy at 298.15K-256.813104
HF Energy-256.807688
Nuclear repulsion energy161.081941
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 TPSSh/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' 3570 3448 89.28      
2 A' 3317 3204 1.37      
3 A' 1417 1368 38.63      
4 A' 1349 1302 4.54      
5 A' 1195 1154 7.70      
6 A' 1131 1092 13.08      
7 A' 1048 1012 1.34      
8 A' 990 956 7.14      
9 A' 958 925 8.24      
10 A' 835 806 14.57      
11 A' 755 729 9.68      
12 A" 905 874 20.82      
13 A" 673 650 76.44      
14 A" 670 647 6.36      
15 A" 616 595 77.06      

Unscaled Zero Point Vibrational Energy (zpe) 9714.5 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 9381.3 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 TPSSh/3-21G*
ABC
0.32962 0.31935 0.16220

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.091 0.250 0.000
N2 0.000 1.078 0.000
N3 -1.149 0.295 0.000
N4 -0.743 -0.955 0.000
N5 0.664 -1.013 0.000
H6 2.111 0.580 0.000
H7 -0.065 2.088 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.36912.23972.19381.33311.07272.1705
N21.36911.39032.16412.19372.16911.0118
N32.23971.39031.31392.23523.27242.0950
N42.19382.16411.31391.40803.24043.1170
N51.33312.19372.23521.40802.15213.1850
H61.07272.16913.27243.24042.15212.6473
H72.17051.01182.09503.11703.18502.6473

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 108.518 C1 N2 H7 130.876
C1 N5 N4 106.294 N2 C1 N5 108.541
N2 C1 H6 124.895 N2 N3 N4 106.281
N3 N2 H7 120.606 N3 N4 N5 110.366
N5 C1 H6 126.564
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.315      
2 N -0.536      
3 N -0.032      
4 N -0.078      
5 N -0.335      
6 H 0.290      
7 H 0.377      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.448 4.876 0.000 5.456
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.318 0.187 0.000
y 0.187 5.262 0.000
z 0.000 0.000 1.680


<r2> (average value of r2) Å2
<r2> 74.089
(<r2>)1/2 8.607