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All results from a given calculation for C2H4N4 (2H-Tetrazole, 2-methyl-)

using model chemistry: wB97X-D/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at wB97X-D/3-21G*
 hartrees
Energy at 0K-295.794189
Energy at 298.15K-295.801607
HF Energy-295.794189
Nuclear repulsion energy227.662601
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 wB97X-D/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 3364 3189 0.51      
2 A 3222 3054 0.08      
3 A 3202 3035 3.75      
4 A 3118 2955 8.13      
5 A 1567 1485 17.16      
6 A 1547 1467 17.95      
7 A 1492 1414 8.27      
8 A 1408 1335 2.60      
9 A 1393 1320 20.53      
10 A 1269 1203 8.83      
11 A 1252 1186 6.75      
12 A 1175 1114 0.54      
13 A 1131 1072 7.63      
14 A 1113 1055 7.43      
15 A 1020 966 1.42      
16 A 971 921 17.04      
17 A 943 894 22.60      
18 A 918 870 33.57      
19 A 718 681 10.42      
20 A 689 653 8.65      
21 A 669 634 0.83      
22 A 342 324 5.63      
23 A 223 212 8.79      
24 A 66 63 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 16406.8 cm-1
Scaled (by 0.9478) Zero Point Vibrational Energy (zpe) 15550.4 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 wB97X-D/3-21G*
ABC
0.31265 0.12698 0.09189

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.338 -1.205 -0.001
C2 1.447 -0.611 -0.002
N3 0.202 -1.127 0.001
N4 1.432 0.756 0.002
N5 0.139 1.145 -0.002
N6 -0.580 -0.015 -0.000
H7 -2.387 -0.570 -0.891
H8 -2.378 0.985 -0.003
H9 -2.386 -0.563 0.896
C10 -2.037 -0.048 0.000

Atom - Atom Distances (Å)
  H1 C2 N3 N4 N5 N6 H7 H8 H9 C10
H11.07132.13752.16023.21803.15134.84985.20024.85164.5255
C21.07131.34731.36722.18892.11233.93534.14463.93713.5288
N32.13751.34732.24942.27251.35912.79413.33482.79642.4854
N42.16021.36722.24941.35012.15514.14013.81734.13783.5612
N53.21802.18892.27251.35011.36493.17972.52253.17832.4817
N63.15132.11231.35912.15511.36492.08932.05802.08961.4573
H74.84983.93532.79414.14013.17972.08931.79091.78681.0904
H85.20024.14463.33483.81732.52252.05801.79091.79091.0886
H94.85163.93712.79644.13783.17832.08961.78681.79091.0905
C104.52553.52882.48543.56122.48171.45731.09041.08861.0905

picture of 2H-Tetrazole, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 N3 123.812 H1 C2 N4 124.270
C2 N3 N6 102.609 C2 N4 N5 107.323
N3 C2 N4 111.917 N3 N6 N5 113.071
N3 N6 C10 123.839 N4 N5 N6 105.079
N5 N6 C10 123.090 N6 C10 H7 109.332
N6 C10 H8 106.976 N6 C10 H9 109.355
H7 C10 H8 110.543 H7 C10 H9 110.032
H8 C10 H9 110.540
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.284      
2 C 0.204      
3 N -0.272      
4 N -0.312      
5 N -0.030      
6 N -0.279      
7 H 0.267      
8 H 0.271      
9 H 0.267      
10 C -0.399      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.625 -1.579 -0.000 3.064
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.623 -4.455 0.001
y -4.455 -40.088 0.000
z 0.001 0.000 -34.510
Traceless
 xyz
x 9.676 -4.455 0.001
y -4.455 -9.021 0.000
z 0.001 0.000 -0.655
Polar
3z2-r2-1.309
x2-y212.465
xy-4.455
xz0.001
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.828 -0.220 -0.000
y -0.220 5.805 -0.000
z -0.000 -0.000 3.054


<r2> (average value of r2) Å2
<r2> 127.378
(<r2>)1/2 11.286