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

using model chemistry: MP4/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/3-21G
 hartrees
Energy at 0K-255.855896
Energy at 298.15K-255.861182
HF Energy-255.250578
Nuclear repulsion energy158.674042
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 MP4/3-21G
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 3456        
2 A' 3280 3181        
3 A' 1395 1353        
4 A' 1329 1289        
5 A' 1176 1140        
6 A' 1099 1066        
7 A' 970 941        
8 A' 963 934        
9 A' 886 860        
10 A' 807 783        
11 A' 686 665        
12 A" 875 849        
13 A" 657 637        
14 A" 650 630        
15 A" 565 548        

Unscaled Zero Point Vibrational Energy (zpe) 9450.9 cm-1
Scaled (by 0.9698) Zero Point Vibrational Energy (zpe) 9165.5 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 MP4/3-21G
ABC
0.31978 0.30935 0.15724

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

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
C11.37602.28972.24111.34401.08002.1835
N21.37601.44762.23682.25702.16621.0160
N32.28971.44761.36542.34183.32602.1490
N42.24112.23681.36541.49283.29533.1944
N51.34402.25702.34181.49282.14903.2480
H61.08002.16623.32603.29532.14902.6422
H72.18351.01602.14903.19443.24802.6422

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 108.342 C1 N2 H7 131.207
C1 N5 N4 104.248 N2 C1 N5 112.149
N2 C1 H6 123.316 N2 N3 N4 105.308
N3 N2 H7 120.451 N3 N4 N5 109.953
N5 C1 H6 124.535
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability