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All results from a given calculation for C2H4N4 (1H-Tetrazole, 5-methyl-)

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-53.268733
Energy at 298.15K-53.276025
Nuclear repulsion energy118.945313
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/CEP-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 3644 3519 70.58      
2 A 3166 3058 6.64      
3 A 3062 2957 18.41      
4 A 1577 1523 41.98      
5 A 1494 1443 0.85      
6 A 1418 1370 0.61      
7 A 1401 1353 33.32      
8 A 1356 1309 6.75      
9 A 1274 1230 22.46      
10 A 1100 1063 7.59      
11 A 1064 1027 9.60      
12 A 1046 1010 22.14      
13 A 991 957 0.22      
14 A 982 949 0.95      
15 A 672 649 3.93      
16 A 327 316 3.33      
17 A 3123 3016 19.19      
18 A 1484 1433 12.91      
19 A 1054 1018 1.54      
20 A 713 689 5.55      
21 A 690 666 24.46      
22 A 572 552 71.06      
23 A 264 255 0.00      
24 A 66 64 0.43      

Unscaled Zero Point Vibrational Energy (zpe) 16270.3 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 15712.3 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 B3LYP/CEP-31G*
ABC
0.32027 0.11895 0.08821

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.185 -0.046 0.000
C2 0.000 0.563 0.000
C3 0.252 2.055 0.000
H4 0.819 2.362 0.896
H5 0.819 2.362 -0.896
H6 -0.719 2.571 0.000
N7 0.963 -0.404 0.000
N8 0.362 -1.635 0.000
N9 -0.922 -1.400 0.000
H10 1.980 -0.337 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.33222.54573.25833.25832.65822.17782.21751.37903.1779
C21.33221.51322.17012.17012.13261.36512.22792.16882.1746
C32.54571.51321.10351.10351.09962.55983.69203.64922.9502
H43.25832.17011.10351.79161.79192.91094.12184.24103.0710
H53.25832.17011.10351.79161.79192.91094.12184.24103.0710
H62.65822.13261.09961.79191.79193.41764.34283.97613.9668
N72.17781.36512.55982.91092.91093.41761.37052.13261.0186
N82.21752.22793.69204.12184.12184.34281.37051.30542.0748
N91.37902.16883.64924.24104.24103.97612.13261.30543.0908
H103.17792.17462.95023.07103.07103.96681.01862.07483.0908

picture of 1H-Tetrazole, 5-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 126.814 N1 C2 N7 107.683
N1 N9 N8 111.361 C2 N1 N9 106.238
C2 C3 H4 111.089 C2 C3 H5 111.089
C2 C3 H6 108.375 C2 N7 N8 109.064
C2 N7 H10 131.096 C3 C2 N7 125.503
H4 C3 H5 108.537 H4 C3 H6 108.850
H5 C3 H6 108.850 N7 N8 N9 105.654
N8 N7 H10 119.840
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.149      
2 C -0.479      
3 C -0.413      
4 H 0.161      
5 H 0.161      
6 H 0.199      
7 N -0.002      
8 N -0.056      
9 N -0.082      
10 H 0.361      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.434 3.950 0.000 5.938
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.991 -0.757 0.000
y -0.757 -36.916 0.000
z 0.000 0.000 -34.201
Traceless
 xyz
x 1.568 -0.757 0.000
y -0.757 -2.820 0.000
z 0.000 0.000 1.252
Polar
3z2-r22.505
x2-y22.925
xy-0.757
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.120 0.336 0.000
y 0.336 8.511 0.000
z 0.000 0.000 4.004


<r2> (average value of r2) Å2
<r2> 106.126
(<r2>)1/2 10.302