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

using model chemistry: BLYP/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-297.518577
Energy at 298.15K-297.525757
Nuclear repulsion energy225.793134
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/6-31+G**
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 3537 3518 54.76      
2 A 3079 3062 2.07      
3 A 2975 2960 15.38      
4 A 1510 1502 43.81      
5 A 1458 1450 3.19      
6 A 1385 1377 0.68      
7 A 1347 1340 29.24      
8 A 1290 1283 2.96      
9 A 1188 1182 18.94      
10 A 1050 1044 0.27      
11 A 1019 1014 19.57      
12 A 975 969 4.57      
13 A 953 948 7.31      
14 A 928 923 8.11      
15 A 659 656 1.94      
16 A 329 327 3.59      
17 A 3028 3012 8.85      
18 A 1454 1446 10.45      
19 A 1037 1032 1.22      
20 A 696 692 3.54      
21 A 668 665 21.07      
22 A 523 521 67.76      
23 A 255 253 0.02      
24 A 66 65 0.48      

Unscaled Zero Point Vibrational Energy (zpe) 15703.3 cm-1
Scaled (by 0.9947) Zero Point Vibrational Energy (zpe) 15620.1 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/6-31+G**
ABC
0.31967 0.11901 0.08818

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.159 -0.057 0.000
C2 0.000 0.609 0.000
C3 0.175 2.098 0.000
H4 0.724 2.440 0.892
H5 0.724 2.440 -0.892
H6 -0.817 2.569 0.000
N7 1.006 -0.316 0.000
N8 0.461 -1.581 0.000
N9 -0.836 -1.403 0.000
H10 2.018 -0.198 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.33592.53373.25163.25162.64752.17982.22381.38453.1795
C21.33591.49972.16192.16192.12381.36612.23732.17842.1731
C32.53371.49971.10241.10241.09802.55303.69003.64402.9445
H43.25162.16191.10241.78501.78612.91014.12674.24233.0705
H53.25162.16191.10241.78501.78612.91014.12674.24233.0705
H62.64752.12381.09801.78611.78613.41254.34203.97183.9617
N72.17981.36612.55302.91012.91013.41251.37732.13871.0189
N82.22382.23733.69004.12674.12674.34201.37731.30892.0823
N91.38452.17843.64404.24234.24233.97182.13871.30893.0977
H103.17952.17312.94453.07053.07053.96171.01892.08233.0977

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 126.549 N1 C2 N7 107.548
N1 N9 N8 111.276 C2 N1 N9 106.394
C2 C3 H4 111.456 C2 C3 H5 111.456
C2 C3 H6 108.701 C2 N7 N8 109.278
C2 N7 H10 130.779 C3 C2 N7 125.903
H4 C3 H5 108.105 H4 C3 H6 108.520
H5 C3 H6 108.520 N7 N8 N9 105.503
N8 N7 H10 119.943
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.185      
2 C 0.207      
3 C -0.562      
4 H 0.174      
5 H 0.174      
6 H 0.193      
7 N -0.234      
8 N -0.031      
9 N -0.041      
10 H 0.303      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.185 4.222 0.000 5.945
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.112 -0.251 0.000
y -0.251 -37.800 0.000
z 0.000 0.000 -35.347
Traceless
 xyz
x 1.462 -0.251 0.000
y -0.251 -2.571 0.000
z 0.000 0.000 1.109
Polar
3z2-r22.217
x2-y22.689
xy-0.251
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> 132.125
(<r2>)1/2 11.495