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

using model chemistry: QCISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-311G*
 hartrees
Energy at 0K-257.631876
Energy at 298.15K-257.637492
HF Energy-256.805881
Nuclear repulsion energy166.747039
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 QCISD/6-311G*
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' 3722 3563 91.92      
2 A' 3301 3160 0.57      
3 A' 1551 1485 21.72      
4 A' 1501 1437 11.61      
5 A' 1348 1291 19.34      
6 A' 1295 1240 0.19      
7 A' 1166 1116 14.97      
8 A' 1095 1048 27.98      
9 A' 1071 1026 20.49      
10 A' 1024 980 0.55      
11 A' 982 940 2.92      
12 A" 872 835 21.51      
13 A" 738 707 9.98      
14 A" 694 665 9.91      
15 A" 562 538 99.12      

Unscaled Zero Point Vibrational Energy (zpe) 10461.2 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 10015.6 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 QCISD/6-311G*
ABC
0.35171 0.34467 0.17408

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.067 0.233 0.000
N2 0.000 1.056 0.000
N3 -1.119 0.301 0.000
N4 -0.726 -0.922 0.000
N5 0.640 -1.008 0.000
H6 2.097 0.558 0.000
H7 -0.063 2.060 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.34762.18662.13281.31241.08052.1486
N21.34761.34922.10712.16082.15571.0063
N32.18661.34921.28512.19223.22612.0511
N42.13282.10711.28511.36833.18783.0551
N51.31242.16082.19221.36832.13943.1478
H61.08052.15573.22613.18782.13942.6316
H72.14861.00632.05113.05513.14782.6316

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 108.352 C1 N2 H7 131.249
C1 N5 N4 105.403 N2 C1 N5 108.645
N2 C1 H6 124.847 N2 N3 N4 106.216
N3 N2 H7 120.400 N3 N4 N5 111.384
N5 C1 H6 126.507
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability