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

using model chemistry: B3LYP/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/6-311+G(3df,2p)
 hartrees
Energy at 0K-297.677207
Energy at 298.15K-297.684811
Nuclear repulsion energy232.390246
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 B3LYP/6-311+G(3df,2p)
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 3272 3164 0.08      
2 A 3165 3061 0.45      
3 A 3130 3027 5.05      
4 A 3062 2961 17.55      
5 A 1515 1465 5.03      
6 A 1484 1435 11.21      
7 A 1481 1433 14.10      
8 A 1455 1407 0.90      
9 A 1409 1362 14.42      
10 A 1320 1277 12.66      
11 A 1298 1255 10.04      
12 A 1234 1193 10.75      
13 A 1161 1123 9.91      
14 A 1152 1114 0.00      
15 A 1046 1011 28.34      
16 A 1037 1002 11.37      
17 A 1022 989 4.88      
18 A 899 869 11.51      
19 A 728 704 4.82      
20 A 714 690 12.38      
21 A 697 674 7.62      
22 A 375 362 5.47      
23 A 233 225 4.56      
24 A 89 86 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 16488.4 cm-1
Scaled (by 0.967) Zero Point Vibrational Energy (zpe) 15944.2 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 B3LYP/6-311+G(3df,2p)
ABC
0.32986 0.13118 0.09555

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.306 -1.195 0.000
C2 1.412 -0.597 0.000
N3 0.191 -1.111 -0.000
N4 1.406 0.750 -0.000
N5 0.147 1.106 0.000
N6 -0.555 -0.016 -0.000
H7 -2.363 -0.553 -0.887
H8 -2.344 0.994 -0.003
H9 -2.363 -0.549 0.890
C10 -2.005 -0.036 0.000

Atom - Atom Distances (Å)
  H1 C2 N3 N4 N5 N6 H7 H8 H9 C10
H11.07552.11652.14293.15453.09404.79575.13934.79674.4634
C21.07551.32441.34722.12072.05063.87814.07893.87863.4621
N32.11651.32442.22242.21651.32442.76063.29492.76262.4444
N42.14291.34722.22241.30812.10554.08593.75804.08503.5004
N53.15452.12072.21651.30811.32343.13722.49373.13542.4361
N63.09402.05061.32442.10551.32342.08452.05472.08461.4499
H74.79573.87812.76064.08593.13722.08451.78271.77691.0876
H85.13934.07893.29493.75802.49372.05471.78271.78271.0850
H94.79673.87862.76264.08503.13542.08461.77691.78271.0876
C104.46343.46212.44443.50042.43611.44991.08761.08501.0876

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 123.414 H1 C2 N4 124.007
C2 N3 N6 101.461 C2 N4 N5 106.001
N3 C2 N4 112.579 N3 N6 N5 113.675
N3 N6 C10 123.483 N4 N5 N6 106.283
N5 N6 C10 122.842 N6 C10 H7 109.638
N6 C10 H8 107.425 N6 C10 H9 109.648
H7 C10 H8 110.278 H7 C10 H9 109.550
H8 C10 H9 110.272
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.191      
2 C 0.694      
3 N -0.508      
4 N -0.610      
5 N -0.187      
6 N -0.054      
7 H 0.155      
8 H 0.159      
9 H 0.155      
10 C 0.005      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.508 -1.486 0.001 2.916
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.881 -0.043 -0.000
y -0.043 7.807 -0.000
z -0.000 -0.000 5.343


<r2> (average value of r2) Å2
<r2> 124.004
(<r2>)1/2 11.136