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

using model chemistry: MP4/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/aug-cc-pVDZ
 hartrees
Energy at 0K-257.669172
Energy at 298.15K-257.674694
HF Energy-256.785807
Nuclear repulsion energy164.385429
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 MP4/6-31G*
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' 3642 3558        
2 A' 3306 3229        
3 A' 1488 1454        
4 A' 1465 1431        
5 A' 1254 1225        
6 A' 1222 1194        
7 A' 1152 1125        
8 A' 1057 1033        
9 A' 1042 1018        
10 A' 997 974        
11 A' 947 925        
12 A" 814 795        
13 A" 722 706        
14 A" 682 666        
15 A" 553 540        

Unscaled Zero Point Vibrational Energy (zpe) 10170.1 cm-1
Scaled (by 0.9769) Zero Point Vibrational Energy (zpe) 9935.2 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 MP4/aug-cc-pVDZ
ABC
0.34176 0.33514 0.16921

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.080 0.241 0.000
N2 0.000 1.067 0.000
N3 -1.137 0.312 0.000
N4 -0.732 -0.942 0.000
N5 0.649 -1.023 0.000
H6 2.116 0.575 0.000
H7 -0.060 2.081 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.35952.21772.16341.33541.08872.1640
N21.35951.36482.13822.18872.17241.0155
N32.21771.36481.31802.22993.26342.0711
N42.16342.13821.31801.38323.22643.0967
N51.33542.18872.22991.38322.16903.1838
H61.08872.17243.26343.22642.16902.6459
H72.16401.01552.07113.09673.18382.6459

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 108.990 C1 N2 H7 130.781
C1 N5 N4 105.450 N2 C1 N5 108.612
N2 C1 H6 124.722 N2 N3 N4 105.681
N3 N2 H7 120.229 N3 N4 N5 111.266
N5 C1 H6 126.666
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability