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

using model chemistry: MP2/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/cc-pVTZ
 hartrees
Energy at 0K-257.805281
Energy at 298.15K-257.810924
HF Energy-256.840570
Nuclear repulsion energy166.529072
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/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' 3671 3485 113.70      
2 A' 3329 3161 2.87      
3 A' 1489 1413 7.55      
4 A' 1472 1398 21.59      
5 A' 1262 1199 1.54      
6 A' 1188 1128 2.09      
7 A' 1146 1088 12.58      
8 A' 1110 1053 12.49      
9 A' 1081 1027 29.94      
10 A' 1006 955 3.69      
11 A' 963 915 2.70      
12 A" 847 804 22.90      
13 A" 743 705 15.11      
14 A" 701 666 11.68      
15 A" 625 593 61.89      

Unscaled Zero Point Vibrational Energy (zpe) 10316.0 cm-1
Scaled (by 0.9495) Zero Point Vibrational Energy (zpe) 9795.0 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 MP2/cc-pVTZ
ABC
0.35127 0.34361 0.17370

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.067 0.236 0.000
N2 0.000 1.052 0.000
N3 -1.120 0.317 0.000
N4 -0.720 -0.934 0.000
N5 0.634 -1.012 0.000
H6 2.090 0.563 0.000
H7 -0.055 2.057 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.34312.18822.13581.32101.07382.1392
N21.34311.33882.11192.15872.14631.0070
N32.18821.33881.31372.20053.21892.0393
N42.13582.11191.31371.35603.18363.0639
N51.32102.15872.20051.35602.14483.1455
H61.07382.14633.21893.18362.14482.6144
H72.13921.00702.03933.06393.14552.6144

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 109.356 C1 N2 H7 130.544
C1 N5 N4 105.843 N2 C1 N5 108.247
N2 C1 H6 124.890 N2 N3 N4 105.537
N3 N2 H7 120.100 N3 N4 N5 111.017
N5 C1 H6 126.863
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability