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

using model chemistry: TPSSh/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-297.602546
Energy at 298.15K 
HF Energy-297.602546
Nuclear repulsion energy229.948008
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/6-31+G**
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' 3301 3177 0.53      
2 A' 3177 3058 5.57      
3 A' 3079 2964 22.78      
4 A' 1537 1479 13.03      
5 A' 1519 1462 29.08      
6 A' 1459 1405 10.37      
7 A' 1443 1389 1.61      
8 A' 1314 1265 7.04      
9 A' 1250 1203 1.83      
10 A' 1187 1143 23.83      
11 A' 1116 1074 33.56      
12 A' 1054 1015 1.43      
13 A' 1033 994 5.36      
14 A' 970 934 6.41      
15 A' 683 658 7.50      
16 A' 343 330 1.32      
17 A" 3166 3047 5.36      
18 A" 1499 1443 9.95      
19 A" 1152 1109 0.11      
20 A" 839 808 18.44      
21 A" 721 694 0.85      
22 A" 650 625 6.49      
23 A" 221 213 0.00      
24 A" 26i 25i 0.22      

Unscaled Zero Point Vibrational Energy (zpe) 16343.2 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 15730.4 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/6-31+G**
ABC
0.32633 0.12605 0.09253

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.088 -0.229 0.000
N2 0.000 0.573 0.000
N3 1.090 -0.223 0.000
N4 0.667 -1.441 0.000
N5 -0.692 -1.487 0.000
H6 -2.108 0.124 0.000
C7 0.123 2.025 0.000
H8 -0.878 2.458 0.000
H9 0.663 2.346 0.892
H10 0.663 2.346 -0.892

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 C7 H8 H9 H10
C11.35182.17852.13291.31881.07942.55822.69483.23903.2390
N21.35181.35032.12152.17322.15551.45672.07922.09242.0924
N32.17851.35031.28892.18493.21732.44753.32612.75322.7532
N42.13292.12151.28891.36003.18593.50794.19353.89043.8904
N51.31882.17322.18491.36002.14473.60483.94904.16204.1620
H61.07942.15553.21733.18592.14472.93062.63813.66203.6620
C72.55821.45672.44753.50793.60482.93061.09031.09121.0912
H82.69482.07923.32614.19353.94902.63811.09031.78381.7838
H93.23902.09242.75323.89044.16203.66201.09121.78381.7841
H103.23902.09242.75323.89044.16203.66201.09121.78381.7841

picture of 1H-Tetrazole, 1-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 107.461 C1 N2 C7 131.218
C1 N5 N4 105.529 N2 C1 N5 108.921
N2 C1 H6 124.523 N2 N3 N4 106.971
N2 C7 H8 108.579 N2 C7 H9 109.578
N2 C7 H10 109.578 N3 N2 C7 121.321
N3 N4 N5 111.118 N5 C1 H6 126.556
H8 C7 H9 109.710 H8 C7 H10 109.710
H9 C7 H10 109.666
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.064      
2 N -0.010      
3 N 0.003      
4 N -0.117      
5 N -0.174      
6 H 0.186      
7 C -0.369      
8 H 0.166      
9 H 0.189      
10 H 0.189      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.313 5.746 0.000 6.194
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 7.886 0.159 0.000
y 0.159 9.137 0.000
z 0.000 0.000 4.941


<r2> (average value of r2) Å2
<r2> 126.721
(<r2>)1/2 11.257