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

using model chemistry: MP2=FULL/6-31G**

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/6-31G**
 hartrees
Energy at 0K-257.571562
Energy at 298.15K-257.577187
HF Energy-256.751320
Nuclear repulsion energy165.875612
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/6-31G**
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' 3728 3483 113.12      
2 A' 3381 3159 2.13      
3 A' 1513 1414 9.21      
4 A' 1502 1404 26.43      
5 A' 1282 1198 1.93      
6 A' 1206 1127 1.93      
7 A' 1160 1084 15.92      
8 A' 1120 1047 10.63      
9 A' 1097 1025 29.31      
10 A' 1013 946 3.39      
11 A' 972 908 2.54      
12 A" 826 772 26.33      
13 A" 738 690 19.87      
14 A" 702 656 18.84      
15 A" 618 577 63.64      

Unscaled Zero Point Vibrational Energy (zpe) 10428.8 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 9744.7 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/6-31G**
ABC
0.34823 0.34115 0.17233

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.071 0.239 0.000
N2 0.000 1.055 0.000
N3 -1.127 0.317 0.000
N4 -0.721 -0.940 0.000
N5 0.639 -1.013 0.000
H6 2.093 0.568 0.000
H7 -0.056 2.061 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.34662.19922.14501.32471.07392.1430
N21.34661.34662.12092.16452.14921.0080
N32.19921.34661.32082.21053.22982.0464
N42.14502.12091.32081.36183.19293.0738
N51.32472.16452.21051.36182.14873.1521
H61.07392.14923.22983.19292.14872.6173
H72.14301.00802.04643.07383.15212.6173

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 109.487 C1 N2 H7 130.492
C1 N5 N4 105.960 N2 C1 N5 108.244
N2 C1 H6 124.844 N2 N3 N4 105.333
N3 N2 H7 120.021 N3 N4 N5 110.976
N5 C1 H6 126.912
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability