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

using model chemistry: MP4=FULL/3-21G

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=FULL/3-21G
 hartrees
Energy at 0K-255.864211
Energy at 298.15K-255.869499
HF Energy-255.250651
Nuclear repulsion energy158.689753
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=FULL/3-21G
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' 3564 3489        
2 A' 3281 3211        
3 A' 1395 1365        
4 A' 1329 1301        
5 A' 1176 1151        
6 A' 1099 1076        
7 A' 970 950        
8 A' 964 943        
9 A' 886 868        
10 A' 808 790        
11 A' 686 671        
12 A" 876 857        
13 A" 657 643        
14 A" 650 636        
15 A" 567 555        

Unscaled Zero Point Vibrational Energy (zpe) 9453.8 cm-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 9253.4 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=FULL/3-21G
ABC
0.31983 0.30943 0.15727

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.090 0.268 0.000
N2 0.000 1.107 0.000
N3 -1.199 0.296 0.000
N4 -0.760 -0.997 0.000
N5 0.732 -1.028 0.000
H6 2.111 0.621 0.000
H7 -0.064 2.121 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.37592.28942.24081.34381.07992.1834
N21.37591.44742.23672.25682.16601.0159
N32.28941.44741.36532.34153.32562.1489
N42.24082.23671.36531.49273.29503.1942
N51.34382.25682.34151.49272.14883.2477
H61.07992.16603.32563.29502.14882.6420
H72.18341.01592.14893.19423.24772.6420

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 108.339 C1 N2 H7 131.211
C1 N5 N4 104.250 N2 C1 N5 112.150
N2 C1 H6 123.318 N2 N3 N4 105.310
N3 N2 H7 120.450 N3 N4 N5 109.951
N5 C1 H6 124.532
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability