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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-297.237834
Energy at 298.15K-297.245099
Nuclear repulsion energy228.833754
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 PBEPBEultrafine/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 3227 3174 0.19      
2 A 3124 3072 0.26      
3 A 3085 3034 8.35      
4 A 3011 2961 22.72      
5 A 1484 1460 19.91      
6 A 1481 1457 16.93      
7 A 1466 1442 11.52      
8 A 1417 1393 1.40      
9 A 1399 1376 2.14      
10 A 1279 1258 3.63      
11 A 1212 1192 3.08      
12 A 1152 1133 16.08      
13 A 1118 1099 0.02      
14 A 1085 1067 25.01      
15 A 1038 1021 0.22      
16 A 986 970 16.70      
17 A 943 927 13.97      
18 A 797 784 13.01      
19 A 708 696 1.38      
20 A 680 668 5.54      
21 A 641 630 5.85      
22 A 345 340 2.11      
23 A 219 215 0.04      
24 A 31 31 0.52      

Unscaled Zero Point Vibrational Energy (zpe) 15963.1 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 15699.7 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 PBEPBEultrafine/6-31G*
ABC
0.32231 0.12522 0.09179

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.283 1.079 -0.000
N2 -0.577 0.032 -0.000
N3 0.163 -1.114 -0.000
N4 1.414 -0.743 0.000
N5 1.529 0.623 0.000
H6 -0.023 2.124 -0.000
C7 -2.031 -0.012 0.000
H8 -2.432 0.481 -0.900
H9 -2.322 -1.072 -0.001
H10 -2.432 0.478 0.901

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 C7 H8 H9 H10
C11.35472.19712.14491.32731.08842.55862.92223.37782.9230
N21.35471.36482.13662.18722.16381.45512.11012.06472.1102
N32.19711.36481.30512.21013.24382.45553.17632.48503.1754
N42.14492.13661.30511.37063.20683.52194.13523.75014.1347
N51.32732.18722.21011.37062.15923.61664.06474.20714.0650
H61.08842.16383.24383.20682.15922.93213.05213.93653.0537
C72.55861.45512.45553.52193.61662.93211.10151.09841.1015
H82.92222.11013.17634.13524.06473.05211.10151.79691.8010
H93.37782.06472.48503.75014.20713.93651.09841.79691.7969
H102.92302.11023.17544.13474.06503.05371.10151.80101.7969

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 107.783 C1 N2 C7 131.145
C1 N5 N4 105.302 N2 C1 N5 109.270
N2 C1 H6 124.304 N2 N3 N4 106.287
N2 C7 H8 110.489 N2 C7 H9 107.083
N2 C7 H10 110.493 N3 N2 C7 121.072
N3 N4 N5 111.358 N5 C1 H6 126.426
H8 C7 H9 109.529 H8 C7 H10 109.677
H9 C7 H10 109.528
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.228      
2 N -0.229      
3 N -0.060      
4 N -0.088      
5 N -0.296      
6 H 0.196      
7 C -0.381      
8 H 0.203      
9 H 0.224      
10 H 0.203      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -5.219 2.355 -0.000 5.726
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.631 -0.288 0.000
y -0.288 -34.701 -0.000
z 0.000 -0.000 -34.096
Traceless
 xyz
x -1.232 -0.288 0.000
y -0.288 0.162 -0.000
z 0.000 -0.000 1.070
Polar
3z2-r22.139
x2-y2-0.930
xy-0.288
xz0.000
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.303 -0.163 -0.000
y -0.163 6.974 0.000
z -0.000 0.000 3.796


<r2> (average value of r2) Å2
<r2> 127.091
(<r2>)1/2 11.273