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

using model chemistry: B3LYP/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 B3LYP/6-31+G**
 hartrees
Energy at 0K-297.596495
Energy at 298.15K-297.603865
Nuclear repulsion energy228.418069
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/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 3659 3528 82.26      
2 A 3161 3048 1.30      
3 A 3053 2944 12.75      
4 A 1591 1534 49.25      
5 A 1501 1447 0.73      
6 A 1427 1375 1.10      
7 A 1416 1366 33.21      
8 A 1367 1318 4.33      
9 A 1278 1233 21.44      
10 A 1109 1069 6.67      
11 A 1080 1041 11.13      
12 A 1055 1017 21.79      
13 A 1010 974 0.57      
14 A 993 957 1.77      
15 A 685 661 2.51      
16 A 339 327 4.03      
17 A 3112 3001 7.23      
18 A 1490 1437 11.04      
19 A 1069 1031 1.52      
20 A 730 704 4.03      
21 A 697 672 20.01      
22 A 568 548 73.38      
23 A 266 257 0.06      
24 A 69 67 0.55      

Unscaled Zero Point Vibrational Energy (zpe) 16363.0 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 15777.2 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/6-31+G**
ABC
0.32750 0.12149 0.09012

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.144 -0.061 0.000
C2 0.000 0.600 0.000
C3 0.173 2.081 0.000
H4 0.719 2.419 0.887
H5 0.719 2.419 -0.887
H6 -0.813 2.547 0.000
N7 0.994 -0.317 0.000
N8 0.453 -1.560 0.000
N9 -0.826 -1.386 0.000
H10 1.998 -0.202 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.32142.51403.22563.22562.62832.15342.19021.36313.1449
C21.32141.49022.14692.14692.10931.35272.20722.15142.1527
C32.51401.49021.09511.09511.09092.53423.65113.60772.9220
H43.22562.14691.09511.77441.77502.88894.08474.20103.0477
H53.22562.14691.09511.77441.77502.88894.08474.20103.0477
H62.62832.10931.09091.77501.77503.38624.29723.93283.9313
N72.15341.35272.53422.88892.88893.38621.35562.11061.0103
N82.19022.20723.65114.08474.08474.29721.35561.29022.0570
N91.36312.15143.60774.20104.20103.93282.11061.29023.0618
H103.14492.15272.92203.04773.04773.93131.01032.05703.0618

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 126.694 N1 C2 N7 107.268
N1 N9 N8 111.239 C2 N1 N9 106.520
C2 C3 H4 111.372 C2 C3 H5 111.372
C2 C3 H6 108.625 C2 N7 N8 109.172
C2 N7 H10 130.744 C3 C2 N7 126.038
H4 C3 H5 108.225 H4 C3 H6 108.585
H5 C3 H6 108.585 N7 N8 N9 105.801
N8 N7 H10 120.084
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.207     -0.471
2 C 0.195     0.648
3 C -0.529     -0.614
4 H 0.177     0.158
5 H 0.177     0.158
6 H 0.198     0.195
7 N -0.263     0.042
8 N -0.032     -0.287
9 N -0.036     -0.037
10 H 0.321     0.208


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.272 4.256 0.000 6.030
CHELPG        
AIM        
ESP 4.129 4.059 0.000 5.790


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.765 -0.294 0.000
y -0.294 -37.547 0.000
z 0.000 0.000 -35.060
Traceless
 xyz
x 1.539 -0.294 0.000
y -0.294 -2.634 0.000
z 0.000 0.000 1.096
Polar
3z2-r22.191
x2-y22.782
xy-0.294
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.831 0.212 0.000
y 0.212 9.159 0.000
z 0.000 0.000 5.033


<r2> (average value of r2) Å2
<r2> 129.650
(<r2>)1/2 11.386