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

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-295.785871
Energy at 298.15K-295.793278
Nuclear repulsion energy224.946389
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 B1B95/3-21G
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 3627 3470 95.92      
2 A 3192 3054 0.17      
3 A 3081 2947 5.40      
4 A 1553 1486 47.66      
5 A 1535 1469 12.54      
6 A 1465 1401 12.89      
7 A 1360 1302 24.27      
8 A 1320 1262 10.54      
9 A 1104 1056 1.62      
10 A 1075 1029 0.70      
11 A 1032 988 1.69      
12 A 1013 969 16.23      
13 A 907 867 7.11      
14 A 847 811 16.72      
15 A 677 648 1.79      
16 A 321 307 3.43      
17 A 3141 3005 4.79      
18 A 1551 1484 14.56      
19 A 1108 1060 8.39      
20 A 709 678 3.65      
21 A 694 664 104.88      
22 A 671 642 31.07      
23 A 275 263 0.02      
24 A 118 112 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 16188.0 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 15487.0 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 B1B95/3-21G
ABC
0.31568 0.11936 0.08805

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.165 -0.032 0.000
C2 0.000 0.608 0.000
C3 0.171 2.082 0.000
H4 0.715 2.415 0.889
H5 0.715 2.415 -0.889
H6 -0.818 2.539 0.000
N7 1.013 -0.293 0.000
N8 0.473 -1.591 0.000
N9 -0.842 -1.419 0.000
H10 2.014 -0.163 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.32922.50013.21083.21082.59382.19342.26161.42463.1822
C21.32921.48342.13672.13672.09691.35562.24952.19492.1568
C32.50011.48341.09391.09391.08942.51963.68523.64412.9044
H43.21082.13671.09391.77731.77592.86594.11084.23233.0205
H53.21082.13671.09391.77731.77592.86594.11084.23233.0205
H62.59382.09691.08941.77591.77593.37224.32703.95793.9141
N72.19341.35562.51962.86592.86593.37221.40582.16931.0102
N82.26162.24953.68524.11084.11084.32701.40581.32572.1018
N91.42462.19493.64414.23234.23233.95792.16931.32573.1202
H103.18222.15682.90443.02053.02053.91411.01022.10183.1202

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 125.379 N1 C2 N7 109.559
N1 N9 N8 110.585 C2 N1 N9 105.647
C2 C3 H4 111.104 C2 C3 H5 111.104
C2 C3 H6 108.209 C2 N7 N8 109.087
C2 N7 H10 130.901 C3 C2 N7 125.061
H4 C3 H5 108.649 H4 C3 H6 108.861
H5 C3 H6 108.861 N7 N8 N9 105.122
N8 N7 H10 120.012
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.366      
2 C 0.576      
3 C -0.649      
4 H 0.246      
5 H 0.246      
6 H 0.273      
7 N -0.584      
8 N -0.032      
9 N -0.086      
10 H 0.376      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.276 4.166 0.000 5.969
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.924 -0.180 0.000
y -0.180 -36.514 0.000
z 0.000 0.000 -34.615
Traceless
 xyz
x 1.640 -0.180 0.000
y -0.180 -2.245 0.000
z 0.000 0.000 0.604
Polar
3z2-r21.209
x2-y22.590
xy-0.180
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.175 0.302 0.000
y 0.302 7.484 0.000
z 0.000 0.000 3.067


<r2> (average value of r2) Å2
<r2> 131.359
(<r2>)1/2 11.461