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

using model chemistry: CCSD(T)=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 CCSD(T)=FULL/6-31G*
 hartrees
Energy at 0K-257.595094
Energy at 298.15K-257.600646
HF Energy-256.746055
Nuclear repulsion energy165.636626
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 CCSD(T)=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' 3653 3546        
2 A' 3309 3212        
3 A' 1518 1473        
4 A' 1483 1440        
5 A' 1284 1246        
6 A' 1275 1238        
7 A' 1162 1127        
8 A' 1070 1039        
9 A' 1055 1024        
10 A' 1008 978        
11 A' 961 933        
12 A" 836 811        
13 A" 725 704        
14 A" 683 663        
15 A" 551 535        

Unscaled Zero Point Vibrational Energy (zpe) 10286.1 cm-1
Scaled (by 0.9707) Zero Point Vibrational Energy (zpe) 9984.7 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 CCSD(T)=FULL/6-31G*
ABC
0.34700 0.34030 0.17181

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.072 0.239 0.000
N2 0.000 1.060 0.000
N3 -1.129 0.305 0.000
N4 -0.727 -0.934 0.000
N5 0.647 -1.012 0.000
H6 2.102 0.569 0.000
H7 -0.064 2.072 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.35002.20192.14701.32101.08222.1565
N21.35001.35852.12192.17062.15851.0141
N32.20191.35851.30212.21113.24222.0632
N42.14702.12191.30211.37623.20363.0777
N51.32102.17062.21111.37622.14913.1649
H61.08222.15853.24223.20362.14912.6364
H72.15651.01412.06323.07773.16492.6364

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 108.773 C1 N2 H7 131.095
C1 N5 N4 105.488 N2 C1 N5 108.704
N2 C1 H6 124.755 N2 N3 N4 105.773
N3 N2 H7 120.132 N3 N4 N5 111.262
N5 C1 H6 126.541
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability