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

using model chemistry: B3LYP/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-297.683936
Energy at 298.15K-297.691366
Nuclear repulsion energy229.329760
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/cc-pVTZ
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 3646 3524 73.57      
2 A 3141 3036 1.61      
3 A 3041 2940 11.60      
4 A 1586 1533 48.42      
5 A 1498 1448 1.16      
6 A 1425 1377 1.98      
7 A 1410 1363 28.08      
8 A 1366 1320 4.43      
9 A 1272 1230 17.06      
10 A 1103 1066 1.12      
11 A 1080 1044 17.63      
12 A 1039 1004 15.62      
13 A 1006 972 2.06      
14 A 987 954 4.07      
15 A 686 663 2.56      
16 A 340 329 3.98      
17 A 3091 2988 8.19      
18 A 1488 1438 8.29      
19 A 1074 1038 1.56      
20 A 743 718 4.36      
21 A 709 685 12.18      
22 A 576 557 67.86      
23 A 272 263 0.02      
24 A 80 77 0.49      

Unscaled Zero Point Vibrational Energy (zpe) 16329.2 cm-1
Scaled (by 0.9666) Zero Point Vibrational Energy (zpe) 15783.8 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/cc-pVTZ
ABC
0.33031 0.12243 0.09084

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.141 -0.055 0.000
C2 0.000 0.597 0.000
C3 0.180 2.072 0.000
H4 0.727 2.405 0.883
H5 0.727 2.405 -0.883
H6 -0.799 2.543 0.000
N7 0.989 -0.318 0.000
N8 0.445 -1.555 0.000
N9 -0.825 -1.380 0.000
H10 1.989 -0.204 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.31412.50353.21263.21262.62112.14572.18201.36173.1327
C21.31411.48532.13912.13912.10381.34772.19722.14252.1438
C32.50351.48531.09101.09101.08662.52323.63573.59502.9068
H43.21262.13911.09101.76571.76872.87464.06634.18503.0291
H53.21262.13911.09101.76571.76872.87464.06634.18503.0291
H62.62112.10381.08661.76871.76873.37444.28253.92363.9139
N72.14571.34772.52322.87462.87463.37441.35052.10191.0061
N82.18202.19723.63574.06634.06634.28251.35051.28192.0510
N91.36172.14253.59504.18504.18503.92362.10191.28193.0496
H103.13272.14382.90683.02913.02913.91391.00612.05103.0496

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 126.729 N1 C2 N7 107.431
N1 N9 N8 111.213 C2 N1 N9 106.380
C2 C3 H4 111.341 C2 C3 H5 111.341
C2 C3 H6 108.782 C2 N7 N8 109.037
C2 N7 H10 130.677 C3 C2 N7 125.840
H4 C3 H5 108.046 H4 C3 H6 108.629
H5 C3 H6 108.629 N7 N8 N9 105.939
N8 N7 H10 120.286
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.144     -0.437
2 C 0.103     0.575
3 C -0.290     -0.545
4 H 0.112     0.142
5 H 0.112     0.142
6 H 0.131     0.181
7 N -0.034     0.035
8 N -0.086     -0.266
9 N -0.079     -0.039
10 H 0.174     0.212


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.102 3.963 0.000 5.704
CHELPG        
AIM        
ESP 4.001 3.830 0.000 5.538


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.182 -0.337 0.000
y -0.337 -36.889 0.000
z 0.000 0.000 -34.430
Traceless
 xyz
x 1.478 -0.337 0.000
y -0.337 -2.583 0.000
z 0.000 0.000 1.105
Polar
3z2-r22.211
x2-y22.707
xy-0.337
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.393 0.250 0.000
y 0.250 8.882 0.000
z 0.000 0.000 4.597


<r2> (average value of r2) Å2
<r2> 128.415
(<r2>)1/2 11.332