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

using model chemistry: B3LYP/SDD

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/SDD
 hartrees
Energy at 0K-297.496065
Energy at 298.15K-297.503521
Nuclear repulsion energy226.774726
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/SDD
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 3349 3219 0.19      
2 A 3208 3084 2.67      
3 A 3178 3055 14.18      
4 A 3084 2965 19.71      
5 A 1523 1464 15.29      
6 A 1505 1447 20.81      
7 A 1479 1422 7.42      
8 A 1408 1353 2.47      
9 A 1383 1330 22.38      
10 A 1269 1220 11.81      
11 A 1252 1204 6.67      
12 A 1166 1120 7.61      
13 A 1163 1118 0.62      
14 A 1115 1072 12.43      
15 A 1001 962 7.55      
16 A 984 946 9.69      
17 A 948 911 24.42      
18 A 869 835 24.01      
19 A 705 678 8.68      
20 A 691 664 10.45      
21 A 669 643 2.27      
22 A 357 343 5.96      
23 A 233 224 8.38      
24 A 85 82 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 16311.1 cm-1
Scaled (by 0.9613) Zero Point Vibrational Energy (zpe) 15679.8 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/SDD
ABC
0.31143 0.12567 0.09109

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/SDD

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.336 -1.221 0.000
C2 1.442 -0.621 0.000
N3 0.192 -1.140 -0.000
N4 1.444 0.762 -0.000
N5 0.154 1.150 0.000
N6 -0.581 -0.017 -0.000
H7 -2.407 -0.557 -0.891
H8 -2.387 0.998 -0.003
H9 -2.407 -0.552 0.894
C10 -2.043 -0.038 0.000

Atom - Atom Distances (Å)
  H1 C2 N3 N4 N5 N6 H7 H8 H9 C10
H11.07662.14632.17383.22223.15584.87195.21854.87314.5360
C21.07661.35421.38262.18992.11143.95174.15743.95243.5334
N32.14631.35422.27742.29061.36342.80843.34982.81052.4915
N42.17381.38262.27741.34742.16964.16713.83864.16623.5773
N53.22222.18992.29061.34741.37893.20412.54563.20222.4971
N63.15582.11141.36342.16961.37892.10242.07172.10251.4619
H74.87193.95172.80844.16713.20412.10241.79051.78471.0936
H85.21854.15743.34983.83862.54562.07171.79051.79041.0913
H94.87313.95242.81054.16623.20222.10251.78471.79041.0936
C104.53603.53342.49153.57732.49711.46191.09361.09131.0936

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 123.596 H1 C2 N4 123.771
C2 N3 N6 101.960 C2 N4 N5 106.668
N3 C2 N4 112.633 N3 N6 N5 113.288
N3 N6 C10 123.694 N4 N5 N6 105.451
N5 N6 C10 123.018 N6 C10 H7 109.872
N6 C10 H8 107.581 N6 C10 H9 109.883
H7 C10 H8 110.063 H7 C10 H9 109.366
H8 C10 H9 110.057
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.275      
2 C -0.225      
3 N -0.049      
4 N -0.112      
5 N -0.038      
6 N -0.065      
7 H 0.244      
8 H 0.249      
9 H 0.244      
10 C -0.521      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.670 -1.710 0.000 3.171
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.444 -4.789 0.001
y -4.789 -41.514 -0.000
z 0.001 -0.000 -34.563
Traceless
 xyz
x 9.595 -4.789 0.001
y -4.789 -10.011 -0.000
z 0.001 -0.000 0.415
Polar
3z2-r20.831
x2-y213.071
xy-4.789
xz0.001
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.600 -0.110 -0.001
y -0.110 6.767 0.002
z -0.001 0.002 3.672


<r2> (average value of r2) Å2
<r2> 128.843
(<r2>)1/2 11.351