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

using model chemistry: MP2=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/cc-pVTZ
 hartrees
Energy at 0K-257.876311
Energy at 298.15K-257.881993
HF Energy-256.842418
Nuclear repulsion energy167.153470
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 MP2=FULL/cc-pVTZ
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' 3690 3503 114.41      
2 A' 3347 3178 2.95      
3 A' 1503 1427 7.30      
4 A' 1483 1408 21.22      
5 A' 1276 1211 1.63      
6 A' 1203 1142 2.43      
7 A' 1157 1099 13.18      
8 A' 1121 1065 11.71      
9 A' 1093 1038 30.44      
10 A' 1015 963 3.95      
11 A' 973 924 2.69      
12 A" 873 829 19.51      
13 A" 751 713 18.57      
14 A" 710 674 16.10      
15 A" 650 617 56.79      

Unscaled Zero Point Vibrational Energy (zpe) 10422.5 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 9895.1 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 MP2=FULL/cc-pVTZ
ABC
0.35385 0.34625 0.17501

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.063 0.235 0.000
N2 0.000 1.048 0.000
N3 -1.115 0.316 0.000
N4 -0.717 -0.930 0.000
N5 0.631 -1.008 0.000
H6 2.081 0.561 0.000
H7 -0.054 2.051 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.33872.17992.12791.31611.06902.1327
N21.33871.33392.10442.15102.13751.0045
N32.17991.33391.30822.19153.20572.0336
N42.12792.10441.30821.35063.17123.0542
N51.31612.15102.19151.35062.13693.1352
H61.06902.13753.20573.17122.13692.6041
H72.13271.00452.03363.05423.13522.6041

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 109.303 C1 N2 H7 130.518
C1 N5 N4 105.867 N2 C1 N5 108.234
N2 C1 H6 124.812 N2 N3 N4 105.585
N3 N2 H7 120.180 N3 N4 N5 111.011
N5 C1 H6 126.954
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability