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

using model chemistry: MP2/LANL2DZ

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/LANL2DZ
 hartrees
Energy at 0K-257.178007
Energy at 298.15K-257.183453
HF Energy-256.614736
Nuclear repulsion energy159.148322
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/LANL2DZ
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' 3672 3537 122.97      
2 A' 3327 3205 1.79      
3 A' 1445 1392 50.16      
4 A' 1375 1324 9.39      
5 A' 1173 1130 7.39      
6 A' 1149 1106 13.62      
7 A' 1004 967 3.64      
8 A' 979 943 2.34      
9 A' 959 924 15.54      
10 A' 872 840 12.51      
11 A' 812 782 9.20      
12 A" 779 750 46.34      
13 A" 756 728 139.73      
14 A" 678 653 0.19      
15 A" 639 615 9.05      

Unscaled Zero Point Vibrational Energy (zpe) 9809.9 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 9447.9 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/LANL2DZ
ABC
0.31983 0.31393 0.15843

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/LANL2DZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.107 0.267 0.000
N2 0.000 1.094 0.000
N3 -1.187 0.325 0.000
N4 -0.749 -1.000 0.000
N5 0.693 -1.036 0.000
H6 2.136 0.604 0.000
H7 -0.072 2.108 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.38202.29482.24751.36701.08232.1862
N21.38201.41412.22372.23952.19141.0161
N32.29481.41411.39522.32043.33432.1020
N42.24752.22371.39521.44243.30073.1800
N51.36702.23952.32041.44242.18403.2350
H61.08232.19143.33433.30072.18402.6718
H72.18621.01612.10203.18003.23502.6718

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 110.307 C1 N2 H7 130.852
C1 N5 N4 106.225 N2 C1 N5 109.104
N2 C1 H6 125.115 N2 N3 N4 104.662
N3 N2 H7 118.841 N3 N4 N5 109.703
N5 C1 H6 125.781
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability