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

using model chemistry: MP2/aug-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/aug-cc-pVTZ
 hartrees
Energy at 0K-257.826147
Energy at 298.15K-257.831780
HF Energy-256.843874
Nuclear repulsion energy166.415044
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/aug-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' 3656 3484 115.05      
2 A' 3320 3164 3.76      
3 A' 1480 1410 9.92      
4 A' 1467 1398 20.57      
5 A' 1256 1197 1.22      
6 A' 1180 1124 1.77      
7 A' 1139 1085 10.74      
8 A' 1107 1055 12.55      
9 A' 1076 1025 31.73      
10 A' 1004 957 2.67      
11 A' 958 913 2.54      
12 A" 837 798 21.21      
13 A" 737 702 15.36      
14 A" 698 666 13.05      
15 A" 627 597 60.64      

Unscaled Zero Point Vibrational Energy (zpe) 10270.8 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 9787.1 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/aug-cc-pVTZ
ABC
0.35053 0.34342 0.17347

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.068 0.237 0.000
N2 0.000 1.051 0.000
N3 -1.120 0.318 0.000
N4 -0.720 -0.936 0.000
N5 0.634 -1.012 0.000
H6 2.092 0.565 0.000
H7 -0.057 2.058 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.34332.19042.13891.32241.07462.1402
N21.34331.33922.11362.15832.14791.0081
N32.19041.33921.31612.20133.22192.0395
N42.13892.11361.31611.35613.18733.0663
N51.32242.15832.20131.35612.14733.1463
H61.07462.14793.22193.18732.14732.6165
H72.14021.00812.03953.06633.14632.6165

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 109.484 C1 N2 H7 130.521
C1 N5 N4 105.977 N2 C1 N5 108.120
N2 C1 H6 124.956 N2 N3 N4 105.499
N3 N2 H7 119.995 N3 N4 N5 110.920
N5 C1 H6 126.924
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability