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All results from a given calculation for C2H4N4 (2H-Tetrazole, 2-methyl-)

using model chemistry: BLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at BLYP/STO-3G
 hartrees
Energy at 0K-293.649648
Energy at 298.15K-293.656265
Nuclear repulsion energy217.125300
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 BLYP/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 3387 3134 16.98      
2 A 3386 3133 1.84      
3 A 3359 3107 0.17      
4 A 3200 2960 0.06      
5 A 1587 1469 9.48      
6 A 1570 1453 8.83      
7 A 1482 1371 4.72      
8 A 1396 1292 4.36      
9 A 1302 1205 16.09      
10 A 1236 1143 3.74      
11 A 1202 1112 6.17      
12 A 1125 1041 0.03      
13 A 1073 993 2.25      
14 A 1043 965 5.69      
15 A 931 862 2.18      
16 A 915 846 19.23      
17 A 896 829 18.09      
18 A 802 742 9.49      
19 A 635 587 4.38      
20 A 620 574 2.09      
21 A 525 486 0.26      
22 A 298 276 1.83      
23 A 161 149 4.73      
24 A 70 65 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 16100.7 cm-1
Scaled (by 0.9252) Zero Point Vibrational Energy (zpe) 14896.4 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 BLYP/STO-3G
ABC
0.27796 0.11696 0.08369

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.364 -1.292 -0.000
C2 1.458 -0.658 -0.000
N3 0.175 -1.225 0.000
N4 1.532 0.773 0.000
N5 0.190 1.229 0.000
N6 -0.602 -0.007 -0.000
H7 -2.491 -0.542 -0.911
H8 -2.452 1.044 -0.003
H9 -2.491 -0.537 0.914
C10 -2.123 -0.018 -0.000

Atom - Atom Distances (Å)
  H1 C2 N3 N4 N5 N6 H7 H8 H9 C10
H11.10632.19022.22663.32883.23234.99665.35304.99814.6647
C21.10631.40261.43272.27282.15984.05434.26434.05523.6376
N32.19021.40262.41522.45381.44452.89923.47132.90102.5958
N42.22661.43272.41521.41692.27164.32953.99344.32863.7395
N53.32882.27282.45381.41691.46773.34012.64913.33822.6279
N63.23232.15981.44452.27161.46772.16482.12812.16491.5215
H74.99664.05432.89924.32953.34012.16481.82791.82481.1137
H85.35304.26433.47133.99342.64912.12811.82791.82781.1114
H94.99814.05522.90104.32863.33822.16491.82481.82781.1137
C104.66473.63762.59583.73952.62791.52151.11371.11141.1137

picture of 2H-Tetrazole, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 N3 121.162 H1 C2 N4 122.023
C2 N3 N6 98.670 C2 N4 N5 105.798
N3 C2 N4 116.816 N3 N6 N5 114.824
N3 N6 C10 122.112 N4 N5 N6 103.892
N5 N6 C10 123.064 N6 C10 H7 109.501
N6 C10 H8 106.822 N6 C10 H9 109.508
H7 C10 H8 110.466 H7 C10 H9 110.023
H8 C10 H9 110.461
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.109      
2 C 0.031      
3 N -0.126      
4 N -0.140      
5 N -0.045      
6 N -0.052      
7 H 0.114      
8 H 0.120      
9 H 0.114      
10 C -0.125      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.404 -1.147 -0.001 2.663
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.325 -3.458 0.000
y -3.458 -36.757 0.001
z 0.000 0.001 -31.768
Traceless
 xyz
x 6.937 -3.458 0.000
y -3.458 -7.210 0.001
z 0.000 0.001 0.273
Polar
3z2-r20.546
x2-y29.432
xy-3.458
xz0.000
yz0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.453 -0.281 -0.001
y -0.281 4.254 0.000
z -0.001 0.000 1.757


<r2> (average value of r2) Å2
<r2> 136.055
(<r2>)1/2 11.664