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

using model chemistry: CCD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G(2df,p)
 hartrees
Energy at 0K-257.688222
Energy at 298.15K-257.693903
HF Energy-256.778555
Nuclear repulsion energy167.458827
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 CCD/6-31G(2df,p)
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' 3748 3550 122.78      
2 A' 3347 3170 2.02      
3 A' 1561 1478 17.43      
4 A' 1520 1440 17.68      
5 A' 1353 1281 15.67      
6 A' 1316 1247 0.12      
7 A' 1182 1120 10.13      
8 A' 1132 1072 27.59      
9 A' 1109 1050 20.41      
10 A' 1037 982 2.79      
11 A' 1003 950 2.21      
12 A" 899 851 13.42      
13 A" 756 716 9.80      
14 A" 706 669 8.79      
15 A" 600 568 83.03      

Unscaled Zero Point Vibrational Energy (zpe) 10633.4 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 10072.0 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 CCD/6-31G(2df,p)
ABC
0.35448 0.34801 0.17561

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.062 0.232 0.000
N2 0.000 1.050 0.000
N3 -1.112 0.305 0.000
N4 -0.722 -0.921 0.000
N5 0.634 -1.005 0.000
H6 2.087 0.559 0.000
H7 -0.061 2.052 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.34072.17532.12451.30941.07542.1388
N21.34071.33842.09912.15082.14371.0041
N32.17531.33841.28652.18283.20872.0390
N42.12452.09911.28651.35863.17503.0459
N51.30942.15082.18281.35862.13493.1355
H61.07542.14373.20873.17502.13492.6157
H72.13881.00412.03903.04593.13552.6157

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 108.581 C1 N2 H7 131.070
C1 N5 N4 105.539 N2 C1 N5 108.501
N2 C1 H6 124.703 N2 N3 N4 106.187
N3 N2 H7 120.348 N3 N4 N5 111.191
N5 C1 H6 126.796
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability