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

using model chemistry: HF/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/6-311G*
 hartrees
Energy at 0K-295.858714
Energy at 298.15K-295.866572
Nuclear repulsion energy235.835332
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 HF/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3466 3135 3.10      
2 A 3346 3026 5.50      
3 A 3311 2995 18.31      
4 A 3236 2927 30.76      
5 A 1696 1534 13.11      
6 A 1642 1485 11.43      
7 A 1617 1462 10.03      
8 A 1595 1442 12.60      
9 A 1586 1434 29.90      
10 A 1491 1349 10.86      
11 A 1458 1319 25.13      
12 A 1413 1278 31.18      
13 A 1264 1143 0.30      
14 A 1259 1138 11.35      
15 A 1169 1057 32.36      
16 A 1150 1040 28.13      
17 A 1135 1026 8.79      
18 A 1014 917 10.09      
19 A 800 724 7.07      
20 A 771 698 23.33      
21 A 767 694 9.65      
22 A 406 367 5.63      
23 A 255 231 6.00      
24 A 83 75 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 17964.8 cm-1
Scaled (by 0.9044) Zero Point Vibrational Energy (zpe) 16247.3 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 HF/6-311G*
ABC
0.34144 0.13430 0.09815

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.289 -1.174 0.000
C2 1.397 -0.588 0.000
N3 0.198 -1.090 -0.000
N4 1.379 0.749 -0.000
N5 0.144 1.077 0.000
N6 -0.541 -0.013 -0.000
H7 -2.338 -0.556 -0.881
H8 -2.331 0.982 -0.004
H9 -2.338 -0.549 0.885
C10 -1.987 -0.039 0.000

Atom - Atom Distances (Å)
  H1 C2 N3 N4 N5 N6 H7 H8 H9 C10
H11.06752.09342.12763.10933.05904.75055.09844.75224.4247
C21.06751.30011.33742.08372.02123.83724.04493.83823.4285
N32.09341.30012.18602.16781.30622.73673.26902.73952.4246
N42.12761.33742.18601.27752.06534.03633.71714.03503.4574
N53.10932.08372.16781.27751.28703.09872.47693.09622.4062
N63.05902.02121.30622.06531.28702.07362.04792.07381.4469
H74.75053.83722.73674.03633.09872.07361.77021.76651.0798
H85.09844.04493.26903.71712.47692.04791.77021.77021.0773
H94.75223.83822.73954.03503.09622.07381.76651.77021.0798
C104.42473.42852.42463.45742.40621.44691.07981.07731.0798

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 124.010 H1 C2 N4 124.044
C2 N3 N6 101.705 C2 N4 N5 105.640
N3 C2 N4 111.945 N3 N6 N5 113.430
N3 N6 C10 123.367 N4 N5 N6 107.281
N5 N6 C10 123.203 N6 C10 H7 109.447
N6 C10 H8 107.542 N6 C10 H9 109.463
H7 C10 H8 110.296 H7 C10 H9 109.766
H8 C10 H9 110.290
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.252 0.032   0.051
2 C 0.091 0.574   0.560
3 N -0.260 -0.681   -0.690
4 N -0.285 -0.433   -0.444
5 N -0.019 -0.262   -0.262
6 N -0.103 0.733   0.769
7 H 0.248 0.149   0.181
8 H 0.252 0.108   0.142
9 H 0.248 0.149   0.181
10 C -0.423 -0.369   -0.487


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.528 -1.459 -0.000 2.919
CHELPG        
AIM        
ESP -2.473 -1.456 -0.000 2.869


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.382 -4.368 0.001
y -4.368 -40.230 -0.000
z 0.001 -0.000 -34.496
Traceless
 xyz
x 8.981 -4.368 0.001
y -4.368 -8.791 -0.000
z 0.001 -0.000 -0.190
Polar
3z2-r2-0.381
x2-y211.848
xy-4.368
xz0.001
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.987 -0.057 -0.001
y -0.057 6.182 0.000
z -0.001 0.000 3.878


<r2> (average value of r2) Å2
<r2> 121.215
(<r2>)1/2 11.010