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

using model chemistry: BLYP/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 BLYP/6-31G**
 hartrees
Energy at 0K-297.502614
Energy at 298.15K-297.509825
Nuclear repulsion energy225.835159
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 BLYP/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 3538 3511 43.73      
2 A 3086 3063 2.45      
3 A 2980 2957 14.15      
4 A 1515 1503 39.33      
5 A 1467 1456 1.72      
6 A 1389 1379 0.20      
7 A 1355 1344 24.50      
8 A 1291 1281 3.18      
9 A 1189 1180 16.99      
10 A 1054 1046 0.62      
11 A 1022 1014 18.59      
12 A 976 968 4.97      
13 A 952 945 7.42      
14 A 928 921 6.18      
15 A 661 656 2.62      
16 A 326 324 3.49      
17 A 3033 3009 11.03      
18 A 1462 1451 8.33      
19 A 1040 1032 1.88      
20 A 700 695 5.08      
21 A 673 668 16.69      
22 A 527 523 66.96      
23 A 256 254 0.05      
24 A 81 80 0.35      

Unscaled Zero Point Vibrational Energy (zpe) 15750.5 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 15629.3 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 BLYP/6-31G**
ABC
0.31958 0.11913 0.08824

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.160 -0.053 0.000
C2 0.000 0.608 0.000
C3 0.179 2.096 0.000
H4 0.730 2.437 0.891
H5 0.730 2.437 -0.891
H6 -0.811 2.569 0.000
N7 1.004 -0.317 0.000
N8 0.459 -1.582 0.000
N9 -0.838 -1.401 0.000
H10 2.016 -0.199 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.33452.53193.25083.25082.64462.18032.22681.38583.1788
C21.33451.49942.16242.16242.12241.36542.23712.17602.1709
C32.53191.49941.10211.10211.09742.55083.68873.64172.9393
H43.25082.16241.10211.78251.78552.90834.12594.24083.0652
H53.25082.16241.10211.78251.78552.90834.12594.24083.0652
H62.64462.12241.09741.78551.78553.40984.34083.96963.9561
N72.18031.36542.55082.90832.90833.40981.37722.13721.0181
N82.22682.23713.68874.12594.12594.34081.37721.30952.0824
N91.38582.17603.64174.24084.24083.96962.13721.30953.0964
H103.17882.17092.93933.06523.06523.95611.01812.08243.0964

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 126.516 N1 C2 N7 107.706
N1 N9 N8 111.385 C2 N1 N9 106.225
C2 C3 H4 111.541 C2 C3 H5 111.541
C2 C3 H6 108.652 C2 N7 N8 109.307
C2 N7 H10 130.667 C3 C2 N7 125.778
H4 C3 H5 107.935 H4 C3 H6 108.543
H5 C3 H6 108.543 N7 N8 N9 105.377
N8 N7 H10 120.027
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.339      
2 C 0.513      
3 C -0.348      
4 H 0.128      
5 H 0.128      
6 H 0.151      
7 N -0.353      
8 N -0.056      
9 N -0.091      
10 H 0.266      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.012 3.910 0.000 5.602
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.639 -0.330 0.000
y -0.330 -36.354 0.000
z 0.000 0.000 -34.216
Traceless
 xyz
x 1.647 -0.330 0.000
y -0.330 -2.427 0.000
z 0.000 0.000 0.781
Polar
3z2-r21.561
x2-y22.716
xy-0.330
xz0.000
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> 131.205
(<r2>)1/2 11.454