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

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-297.461033
Energy at 298.15K-297.468658
Nuclear repulsion energy233.173997
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 B1B95/6-31G*
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 3335 3166 0.63      
2 A 3234 3070 0.42      
3 A 3202 3040 4.98      
4 A 3117 2959 16.15      
5 A 1554 1475 5.63      
6 A 1522 1445 13.84      
7 A 1506 1430 11.32      
8 A 1468 1394 2.61      
9 A 1460 1386 9.62      
10 A 1358 1289 20.16      
11 A 1352 1283 8.51      
12 A 1296 1231 13.75      
13 A 1190 1130 10.34      
14 A 1162 1103 0.06      
15 A 1074 1019 29.79      
16 A 1063 1009 8.34      
17 A 1034 982 6.06      
18 A 898 853 10.07      
19 A 735 698 14.06      
20 A 732 695 4.61      
21 A 703 667 6.50      
22 A 374 355 4.96      
23 A 239 227 5.29      
24 A 93 88 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 16849.7 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 15995.4 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 B1B95/6-31G*
ABC
0.33031 0.13266 0.09638

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.299 -1.193 0.000
C2 1.403 -0.595 0.000
N3 0.186 -1.112 -0.000
N4 1.400 0.750 -0.000
N5 0.146 1.103 0.000
N6 -0.550 -0.018 -0.000
H7 -2.353 -0.550 -0.889
H8 -2.325 1.001 -0.003
H9 -2.353 -0.545 0.892
C10 -1.993 -0.034 0.000

Atom - Atom Distances (Å)
  H1 C2 N3 N4 N5 N6 H7 H8 H9 C10
H11.07762.11472.14073.14733.08194.78005.11824.78114.4453
C21.07761.32261.34442.11202.03623.86024.05513.86083.4414
N32.11471.32262.22322.21531.31912.74853.28212.75062.4308
N42.14071.34442.22321.30312.09574.07033.73374.06933.4820
N53.14732.11202.21531.30311.31863.12502.47283.12292.4214
N63.08192.03621.31912.09571.31862.07972.04672.07981.4427
H74.78003.86022.74854.07033.12502.07971.78651.78121.0894
H85.11824.05513.28213.73372.47282.04671.78651.78641.0871
H94.78113.86082.75064.06933.12292.07981.78121.78641.0895
C104.44533.44142.43083.48202.42141.44271.08941.08711.0895

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 123.216 H1 C2 N4 123.845
C2 N3 N6 100.851 C2 N4 N5 105.816
N3 C2 N4 112.939 N3 N6 N5 114.254
N3 N6 C10 123.264 N4 N5 N6 106.140
N5 N6 C10 122.482 N6 C10 H7 109.649
N6 C10 H8 107.171 N6 C10 H9 109.659
H7 C10 H8 110.331 H7 C10 H9 109.670
H8 C10 H9 110.324
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.200      
2 C 0.195      
3 N -0.276      
4 N -0.300      
5 N -0.045      
6 N -0.076      
7 H 0.213      
8 H 0.220      
9 H 0.213      
10 C -0.344      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.479 -1.444 0.000 2.869
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.999 -4.014 0.002
y -4.014 -39.231 -0.000
z 0.002 -0.000 -33.889
Traceless
 xyz
x 8.561 -4.014 0.002
y -4.014 -8.288 -0.000
z 0.002 -0.000 -0.274
Polar
3z2-r2-0.547
x2-y211.233
xy-4.014
xz0.002
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.328 -0.137 -0.001
y -0.137 6.335 0.000
z -0.001 0.000 3.690


<r2> (average value of r2) Å2
<r2> 122.526
(<r2>)1/2 11.069