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All results from a given calculation for C2H4N4 (1H-Tetrazole, 5-methyl-)

using model chemistry: B97D3/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B97D3/TZVP
 hartrees
Energy at 0K-297.491804
Energy at 298.15K-297.499020
HF Energy-297.491804
Nuclear repulsion energy227.995068
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 B97D3/TZVP
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' 3582 3531 55.48      
2 A' 3102 3058 2.66      
3 A' 2995 2952 15.48      
4 A' 1537 1515 45.98      
5 A' 1469 1447 2.01      
6 A' 1395 1375 1.17      
7 A' 1362 1342 28.07      
8 A' 1318 1299 3.69      
9 A' 1214 1197 17.39      
10 A' 1072 1056 0.36      
11 A' 1048 1033 19.85      
12 A' 986 972 3.18      
13 A' 964 950 8.02      
14 A' 942 929 9.61      
15 A' 675 665 1.92      
16 A' 334 329 3.66      
17 A" 3051 3008 10.17      
18 A" 1458 1437 10.41      
19 A" 1043 1028 0.87      
20 A" 714 703 6.44      
21 A" 680 670 25.77      
22 A" 541 533 54.44      
23 A" 251 247 0.07      
24 A" 45 44 0.43      

Unscaled Zero Point Vibrational Energy (zpe) 15887.7 cm-1
Scaled (by 0.9856) Zero Point Vibrational Energy (zpe) 15658.9 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 B97D3/TZVP
ABC
0.32600 0.12127 0.08988

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.149 -0.055 0.000
C2 0.000 0.603 0.000
C3 0.183 2.079 0.000
H4 0.733 2.412 0.888
H5 0.733 2.412 -0.888
H6 -0.800 2.554 0.000
N7 0.994 -0.318 0.000
N8 0.449 -1.565 0.000
N9 -0.831 -1.387 0.000
H10 1.998 -0.202 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.32422.51513.22743.22742.63152.15942.19881.36933.1508
C21.32421.48662.14412.14412.10791.35562.21462.15672.1544
C32.51511.48661.09621.09621.09162.53043.65363.61082.9149
H43.22742.14411.09621.77511.77712.88284.08524.20323.0367
H53.22742.14411.09621.77511.77712.88284.08524.20323.0367
H62.63152.10791.09161.77711.77713.38614.30393.94043.9272
N72.15941.35562.53042.88282.88283.38611.36122.11531.0107
N82.19882.21463.65364.08524.08524.30391.36121.29252.0639
N91.36932.15673.61084.20324.20323.94042.11531.29253.0676
H103.15082.15442.91493.03673.03673.92721.01072.06393.0676

picture of 1H-Tetrazole, 5-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 126.870 N1 C2 N7 107.373
N1 N9 N8 111.357 C2 N1 N9 106.384
C2 C3 H4 111.326 C2 C3 H5 111.326
C2 C3 H6 108.716 C2 N7 N8 109.203
C2 N7 H10 130.569 C3 C2 N7 125.758
H4 C3 H5 108.121 H4 C3 H6 108.640
H5 C3 H6 108.640 N7 N8 N9 105.683
N8 N7 H10 120.228
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.020      
2 C -0.052      
3 C -0.396      
4 H 0.137      
5 H 0.137      
6 H 0.161      
7 N -0.060      
8 N -0.081      
9 N -0.079      
10 H 0.253      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.171 4.082 0.000 5.836
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.368 -0.341 0.000
y -0.341 -37.103 0.000
z 0.000 0.000 -34.496
Traceless
 xyz
x 1.431 -0.341 0.000
y -0.341 -2.671 0.000
z 0.000 0.000 1.240
Polar
3z2-r22.479
x2-y22.735
xy-0.341
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.737 0.285 0.000
y 0.285 9.206 0.000
z 0.000 0.000 4.831


<r2> (average value of r2) Å2
<r2> 129.605
(<r2>)1/2 11.384