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

using model chemistry: CCSD=FULL/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-257.631645
Energy at 298.15K-257.637253
HF Energy-256.792179
Nuclear repulsion energy165.957777
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 CCSD=FULL/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3697 3697 105.09      
2 A' 3321 3321 1.52      
3 A' 1531 1531 19.43      
4 A' 1491 1491 13.37      
5 A' 1328 1328 15.03      
6 A' 1282 1282 0.24      
7 A' 1151 1151 12.17      
8 A' 1083 1083 25.10      
9 A' 1061 1061 21.54      
10 A' 1012 1012 0.43      
11 A' 968 968 2.39      
12 A" 866 866 18.19      
13 A" 731 731 7.51      
14 A" 687 687 6.85      
15 A" 556 556 84.05      

Unscaled Zero Point Vibrational Energy (zpe) 10382.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10382.8 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 CCSD=FULL/aug-cc-pVDZ
ABC
0.34821 0.34165 0.17245

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.072 0.232 0.000
N2 0.000 1.061 0.000
N3 -1.118 0.303 0.000
N4 -0.730 -0.925 0.000
N5 0.637 -1.014 0.000
H6 2.108 0.558 0.000
H7 -0.060 2.070 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.35502.19112.14181.32001.08612.1585
N21.35501.35122.11642.17072.16731.0106
N32.19111.35121.28772.19403.23622.0598
N42.14182.11641.28771.36993.20243.0693
N51.32002.17072.19401.36992.15293.1618
H61.08612.16733.23623.20242.15292.6435
H72.15851.01062.05983.06933.16182.6435

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 108.125 C1 N2 H7 131.140
C1 N5 N4 105.527 N2 C1 N5 108.478
N2 C1 H6 124.836 N2 N3 N4 106.621
N3 N2 H7 120.734 N3 N4 N5 111.248
N5 C1 H6 126.686
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability