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

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-297.526952
Energy at 298.15K-297.534567
Nuclear repulsion energy232.713457
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 B3PW91/6-311G*
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 3290 3167 1.14      
2 A 3194 3075 1.48      
3 A 3159 3041 8.86      
4 A 3080 2965 18.87      
5 A 1529 1472 5.03      
6 A 1497 1441 16.69      
7 A 1492 1436 13.02      
8 A 1455 1401 1.97      
9 A 1438 1384 10.98      
10 A 1331 1282 14.94      
11 A 1321 1271 10.89      
12 A 1268 1221 12.26      
13 A 1168 1125 10.80      
14 A 1155 1112 0.10      
15 A 1060 1021 29.07      
16 A 1047 1008 15.25      
17 A 1035 996 1.53      
18 A 887 854 12.80      
19 A 731 704 5.42      
20 A 728 701 12.81      
21 A 702 676 6.59      
22 A 376 362 5.26      
23 A 239 230 5.49      
24 A 86 83 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 16634.8 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 16014.3 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 B3PW91/6-311G*
ABC
0.32948 0.13196 0.09594

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.302 -1.197 -0.000
C2 1.406 -0.597 0.000
N3 0.186 -1.113 0.000
N4 1.404 0.750 -0.000
N5 0.148 1.105 0.000
N6 -0.552 -0.017 -0.000
H7 -2.359 -0.551 -0.889
H8 -2.334 1.000 -0.003
H9 -2.359 -0.545 0.893
C10 -1.998 -0.034 -0.000

Atom - Atom Distances (Å)
  H1 C2 N3 N4 N5 N6 H7 H8 H9 C10
H11.07882.11762.14453.15253.08894.78865.13054.79014.4547
C21.07881.32431.34692.11592.04223.86844.06663.86923.4502
N32.11761.32432.22552.21791.32162.75383.28892.75592.4361
N42.14451.34692.22551.30482.10104.07923.74624.07823.4911
N53.15252.11592.21791.30481.32223.13332.48443.13102.4297
N63.08892.04221.32162.10101.32222.08312.05162.08321.4459
H74.78863.86842.75384.07923.13332.08311.78681.78221.0901
H85.13054.06663.28893.74622.48442.05161.78681.78681.0876
H94.79013.86922.75594.07823.13102.08321.78221.78681.0901
C104.45473.45022.43613.49112.42971.44591.09011.08761.0901

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 123.252 H1 C2 N4 123.905
C2 N3 N6 101.039 C2 N4 N5 105.862
N3 C2 N4 112.843 N3 N6 N5 114.043
N3 N6 C10 123.281 N4 N5 N6 106.212
N5 N6 C10 122.676 N6 C10 H7 109.652
N6 C10 H8 107.300 N6 C10 H9 109.661
H7 C10 H8 110.272 H7 C10 H9 109.658
H8 C10 H9 110.264
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.240      
2 C 0.052      
3 N -0.209      
4 N -0.242      
5 N -0.032      
6 N -0.100      
7 H 0.257      
8 H 0.257      
9 H 0.257      
10 C -0.480      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.490 -1.485 -0.000 2.899
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.250 -4.139 0.001
y -4.139 -39.775 0.000
z 0.001 0.000 -34.133
Traceless
 xyz
x 8.704 -4.139 0.001
y -4.139 -8.583 0.000
z 0.001 0.000 -0.121
Polar
3z2-r2-0.241
x2-y211.525
xy-4.139
xz0.001
yz0.000


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


<r2> (average value of r2) Å2
<r2> 123.200
(<r2>)1/2 11.100