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

using model chemistry: CCSD(T)/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)/6-31G*
 hartrees
Energy at 0K-257.577249
Energy at 298.15K-257.582790
HF Energy-256.745534
Nuclear repulsion energy165.483397
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)/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' 3652 3513        
2 A' 3307 3182        
3 A' 1515 1458        
4 A' 1481 1425        
5 A' 1280 1232        
6 A' 1273 1224        
7 A' 1160 1116        
8 A' 1068 1027        
9 A' 1052 1012        
10 A' 1005 967        
11 A' 958 922        
12 A" 831 799        
13 A" 723 695        
14 A" 681 655        
15 A" 544 523        

Unscaled Zero Point Vibrational Energy (zpe) 10264.6 cm-1
Scaled (by 0.9621) Zero Point Vibrational Energy (zpe) 9875.5 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)/6-31G*
ABC
0.34641 0.33959 0.17148

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.073 0.239 0.000
N2 0.000 1.061 0.000
N3 -1.130 0.305 0.000
N4 -0.728 -0.934 0.000
N5 0.648 -1.013 0.000
H6 2.103 0.569 0.000
H7 -0.064 2.073 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.35142.20422.14901.32231.08252.1579
N21.35141.35982.12372.17282.16011.0142
N32.20421.35981.30322.21353.24482.0646
N42.14902.12371.30321.37773.20593.0797
N51.32232.17282.21351.37772.15043.1672
H61.08252.16013.24483.20592.15042.6382
H72.15791.01422.06463.07973.16722.6382

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 108.778 C1 N2 H7 131.091
C1 N5 N4 105.471 N2 C1 N5 108.706
N2 C1 H6 124.764 N2 N3 N4 105.765
N3 N2 H7 120.131 N3 N4 N5 111.280
N5 C1 H6 126.530
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability