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

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-297.464622
Energy at 298.15K-297.472026
Nuclear repulsion energy231.631932
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 B1B95/6-31G**
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 3311 3161 0.61      
2 A 3203 3058 2.03      
3 A 3180 3036 5.55      
4 A 3092 2952 18.82      
5 A 1559 1489 32.30      
6 A 1526 1457 13.53      
7 A 1488 1421 10.88      
8 A 1474 1407 1.14      
9 A 1453 1387 4.10      
10 A 1362 1300 6.05      
11 A 1286 1228 4.50      
12 A 1216 1161 16.08      
13 A 1147 1095 6.09      
14 A 1138 1086 29.82      
15 A 1081 1032 7.35      
16 A 1059 1011 1.45      
17 A 998 953 7.51      
18 A 853 815 12.41      
19 A 738 705 0.87      
20 A 706 674 8.34      
21 A 669 639 7.20      
22 A 351 335 1.54      
23 A 227 217 0.02      
24 A 22 21 0.31      

Unscaled Zero Point Vibrational Energy (zpe) 16568.4 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 15819.5 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 B1B95/6-31G**
ABC
0.33099 0.12803 0.09397

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.282 1.068 -0.004
N2 -0.567 0.029 -0.014
N3 0.161 -1.098 -0.005
N4 1.396 -0.734 0.005
N5 1.512 0.611 0.007
H6 -0.021 2.102 -0.008
C7 -2.011 -0.014 0.009
H8 -2.401 0.942 -0.336
H9 -2.347 -0.806 -0.658
H10 -2.372 -0.214 1.019

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 C7 H8 H9 H10
C11.34122.16852.11881.31211.07802.53502.70603.29413.1187
N21.34121.34122.10642.15832.14411.44492.07412.06962.0933
N32.16851.34121.28782.17763.20502.42713.29142.60842.8712
N42.11882.10641.28781.34983.17093.48264.16493.80283.9366
N51.31212.15832.17761.34982.13853.57753.94154.16434.0964
H61.07802.14413.20503.17092.13852.90532.66803.78073.4562
C72.53501.44492.42713.48263.57752.90531.08881.08851.0909
H82.70602.07413.29144.16493.94152.66801.08881.77851.7808
H93.29412.06962.60843.80284.16433.78071.08851.77851.7786
H103.11872.09332.87123.93664.09643.45621.09091.78081.7786

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 107.885 C1 N2 C7 130.942
C1 N5 N4 105.488 N2 C1 N5 108.865
N2 C1 H6 124.459 N2 N3 N4 106.480
N2 C7 H8 109.079 N2 C7 H9 108.737
N2 C7 H10 110.503 N3 N2 C7 121.141
N3 N4 N5 111.281 N5 C1 H6 126.675
H8 C7 H9 109.535 H8 C7 H10 109.572
H9 C7 H10 109.397
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.314      
2 N -0.310      
3 N -0.056      
4 N -0.087      
5 N -0.325      
6 H 0.168      
7 C -0.215      
8 H 0.154      
9 H 0.181      
10 H 0.174      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -5.351 2.460 -0.015 5.889
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.500 -0.369 0.006
y -0.369 -34.577 -0.009
z 0.006 -0.009 -33.899
Traceless
 xyz
x -1.262 -0.369 0.006
y -0.369 0.123 -0.009
z 0.006 -0.009 1.140
Polar
3z2-r22.280
x2-y2-0.923
xy-0.369
xz0.006
yz-0.009


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.894 -0.038 -0.030
y -0.038 6.763 -0.009
z -0.030 -0.009 3.758


<r2> (average value of r2) Å2
<r2> 124.610
(<r2>)1/2 11.163