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

using model chemistry: MP2/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 MP2/aug-cc-pVDZ
 hartrees
Energy at 0K-257.615546
Energy at 298.15K-257.621145
HF Energy-256.786802
Nuclear repulsion energy165.002234
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/aug-cc-pVDZ
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 3502 109.22      
2 A' 3327 3191 3.29      
3 A' 1478 1417 14.40      
4 A' 1462 1402 16.67      
5 A' 1247 1196 1.15      
6 A' 1171 1123 1.16      
7 A' 1127 1081 10.29      
8 A' 1102 1057 12.00      
9 A' 1069 1025 31.92      
10 A' 995 955 2.47      
11 A' 948 909 2.48      
12 A" 810 776 26.18      
13 A" 725 695 13.91      
14 A" 690 662 13.24      
15 A" 611 586 59.86      

Unscaled Zero Point Vibrational Energy (zpe) 10205.9 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 9787.5 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 MP2/aug-cc-pVDZ
ABC
0.34477 0.33746 0.17054

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.075 0.235 0.000
N2 0.000 1.064 0.000
N3 -1.121 0.309 0.000
N4 -0.730 -0.932 0.000
N5 0.637 -1.019 0.000
H6 2.111 0.563 0.000
H7 -0.061 2.076 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.35772.19792.14981.32851.08602.1635
N21.35771.35192.12542.17832.16941.0138
N32.19791.35191.30122.20353.24202.0606
N42.14982.12541.30121.36993.21003.0815
N51.32852.17832.20351.36992.16183.1728
H61.08602.16943.24203.21002.16182.6472
H72.16351.01382.06063.08153.17282.6472

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 108.419 C1 N2 H7 131.095
C1 N5 N4 105.620 N2 C1 N5 108.368
N2 C1 H6 124.817 N2 N3 N4 106.453
N3 N2 H7 120.486 N3 N4 N5 111.142
N5 C1 H6 126.815
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability