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

using model chemistry: B1B95/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/STO-3G
 hartrees
Energy at 0K-293.684400
Energy at 298.15K-293.691337
Nuclear repulsion energy221.615370
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 B1B95/STO-3G
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 3520 3108 36.17      
2 A 3516 3104 4.23      
3 A 3488 3080 0.89      
4 A 3324 2936 0.18      
5 A 1632 1441 11.55      
6 A 1620 1431 12.06      
7 A 1567 1383 13.18      
8 A 1530 1351 13.16      
9 A 1470 1298 10.36      
10 A 1335 1179 4.87      
11 A 1247 1101 1.35      
12 A 1179 1041 0.10      
13 A 1175 1038 16.89      
14 A 1097 969 8.60      
15 A 1067 942 4.92      
16 A 1010 892 24.24      
17 A 929 820 2.51      
18 A 842 743 8.48      
19 A 685 605 4.29      
20 A 654 578 1.30      
21 A 589 520 3.82      
22 A 318 281 0.72      
23 A 196 173 0.25      
24 A 73 65 0.32      

Unscaled Zero Point Vibrational Energy (zpe) 17031.9 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 15039.1 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 B1B95/STO-3G
ABC
0.29833 0.11842 0.08620

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.272 1.104 -0.000
N2 -0.598 0.024 -0.000
N3 0.175 -1.177 -0.000
N4 1.475 -0.760 0.000
N5 1.563 0.683 0.000
H6 -0.071 2.145 -0.000
C7 -2.087 -0.011 0.000
H8 -2.477 0.489 -0.903
H9 -2.385 -1.071 -0.000
H10 -2.477 0.489 0.903

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 C7 H8 H9 H10
C11.38722.28292.21821.35791.09592.60922.95773.43402.9579
N21.38721.42842.21622.25922.18591.48902.13552.09582.1355
N32.28291.42841.36462.31993.33102.54513.25962.56313.2595
N42.21822.21621.36461.44493.29023.63954.24133.87274.2413
N51.35792.25922.31991.44492.19243.71504.14364.32004.1436
H61.09592.18593.33103.29022.19242.95203.05723.96253.0574
C72.60921.48902.54513.63953.71502.95201.10361.10121.1036
H82.95772.13553.25964.24134.14363.05721.10361.80501.8067
H93.43402.09582.56313.87274.32003.96251.10121.80501.8050
H102.95792.13553.25954.24134.14363.05741.10361.80671.8050

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 108.343 C1 N2 C7 130.198
C1 N5 N4 104.595 N2 C1 N5 110.772
N2 C1 H6 122.929 N2 N3 N4 105.001
N2 C7 H8 110.020 N2 C7 H9 107.070
N2 C7 H10 110.021 N3 N2 C7 121.459
N3 N4 N5 111.289 N5 C1 H6 126.300
H8 C7 H9 109.906 H8 C7 H10 109.878
H9 C7 H10 109.905
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.061      
2 N -0.127      
3 N -0.054      
4 N -0.072      
5 N -0.158      
6 H 0.125      
7 C -0.137      
8 H 0.115      
9 H 0.131      
10 H 0.115      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -4.959 2.074 0.000 5.375
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.994 -0.507 0.000
y -0.507 -33.237 0.000
z 0.000 0.000 -31.659
Traceless
 xyz
x -1.546 -0.507 0.000
y -0.507 -0.411 0.000
z 0.000 0.000 1.956
Polar
3z2-r23.913
x2-y2-0.757
xy-0.507
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.292 -0.177 0.000
y -0.177 4.325 0.000
z 0.000 0.000 1.706


<r2> (average value of r2) Å2
<r2> 132.339
(<r2>)1/2 11.504