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All results from a given calculation for C2H4N4 (1H-Tetrazole, 1-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 CS 1A'
Energy calculated at BLYP/6-31G*
 hartrees
Energy at 0K-297.487629
Energy at 298.15K 
HF Energy-297.487629
Nuclear repulsion energy227.449549
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' 3213 3187 0.02      
2 A' 3092 3067 6.29      
3 A' 3005 2981 21.62      
4 A' 1501 1489 9.02      
5 A' 1464 1452 13.95      
6 A' 1418 1406 18.52      
7 A' 1388 1377 0.62      
8 A' 1246 1236 4.49      
9 A' 1189 1179 2.16      
10 A' 1129 1120 17.24      
11 A' 1073 1064 32.60      
12 A' 1014 1006 1.00      
13 A' 950 942 11.64      
14 A' 901 893 8.38      
15 A' 658 653 5.82      
16 A' 337 334 1.09      
17 A" 3076 3051 8.09      
18 A" 1467 1456 8.23      
19 A" 1128 1119 0.03      
20 A" 795 789 12.18      
21 A" 695 690 0.79      
22 A" 629 624 4.98      
23 A" 210 208 0.00      
24 A" 43i 43i 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 15767.6 cm-1
Scaled (by 0.9919) Zero Point Vibrational Energy (zpe) 15639.9 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
0.31791 0.12372 0.09061

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)
C1 -1.096 -0.231 0.000
N2 0.000 0.578 0.000
N3 1.102 -0.225 0.000
N4 0.673 -1.453 0.000
N5 -0.700 -1.498 0.000
H6 -2.123 0.126 0.000
C7 0.121 2.038 0.000
H8 -0.884 2.479 0.000
H9 0.665 2.368 0.896
H10 0.665 2.368 -0.896

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 C7 H8 H9 H10
C11.36272.19842.15051.32741.08692.57532.71843.26523.2652
N21.36271.36372.13952.19082.17081.46512.09652.10942.1094
N32.19841.36371.30002.20603.24412.46673.35532.77862.7786
N42.15052.13951.30001.37413.21123.53414.22903.92453.9245
N51.32742.19082.20601.37412.15903.63013.98124.19674.1967
H61.08692.17083.24413.21122.15902.94872.65963.68853.6885
C72.57531.46512.46673.53413.63012.94871.09791.09891.0989
H82.71842.09653.35534.22903.98122.65961.09791.79301.7930
H93.26522.10942.77863.92454.19673.68851.09891.79301.7923
H103.26522.10942.77863.92454.19673.68851.09891.79301.7923

picture of 1H-Tetrazole, 1-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 107.478 C1 N2 C7 131.178
C1 N5 N4 105.493 N2 C1 N5 109.049
N2 C1 H6 124.411 N2 N3 N4 106.846
N2 C7 H8 108.930 N2 C7 H9 109.898
N2 C7 H10 109.898 N3 N2 C7 121.343
N3 N4 N5 111.134 N5 C1 H6 126.540
H8 C7 H9 109.412 H8 C7 H10 109.412
H9 C7 H10 109.275
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.243      
2 N -0.201      
3 N -0.076      
4 N -0.089      
5 N -0.290      
6 H 0.166      
7 C -0.298      
8 H 0.168      
9 H 0.188      
10 H 0.188      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.101 5.341 0.000 5.739
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.006 -0.470 0.000
y -0.470 -35.684 0.000
z 0.000 0.000 -34.075
Traceless
 xyz
x -0.126 -0.470 0.000
y -0.470 -1.143 0.000
z 0.000 0.000 1.269
Polar
3z2-r22.539
x2-y20.678
xy-0.470
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.035 0.058 0.000
y 0.058 8.318 0.000
z 0.000 0.000 3.768


<r2> (average value of r2) Å2
<r2> 128.454
(<r2>)1/2 11.334