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

using model chemistry: LSDA/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 LSDA/6-31+G**
 hartrees
Energy at 0K-296.009607
Energy at 298.15K-296.017175
Nuclear repulsion energy232.714867
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 LSDA/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 3227 3178 0.68      
2 A 3128 3081 0.46      
3 A 3098 3051 0.65      
4 A 3010 2965 10.55      
5 A 1479 1457 9.37      
6 A 1444 1423 9.81      
7 A 1431 1410 11.39      
8 A 1410 1389 17.14      
9 A 1378 1358 2.53      
10 A 1321 1301 20.68      
11 A 1298 1279 14.28      
12 A 1261 1242 6.02      
13 A 1151 1134 10.58      
14 A 1098 1082 0.54      
15 A 1047 1031 19.81      
16 A 1009 993 13.49      
17 A 1004 989 1.58      
18 A 853 841 13.65      
19 A 734 723 8.96      
20 A 712 701 3.72      
21 A 690 679 8.23      
22 A 371 366 6.02      
23 A 236 232 5.11      
24 A 97 96 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 16243.7 cm-1
Scaled (by 0.985) Zero Point Vibrational Energy (zpe) 16000.1 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 LSDA/6-31+G**
ABC
0.32884 0.13252 0.09621

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.314 -1.200 -0.000
C2 1.408 -0.594 -0.000
N3 0.184 -1.112 0.000
N4 1.400 0.751 0.001
N5 0.142 1.107 -0.000
N6 -0.556 -0.021 -0.000
H7 -2.357 -0.555 -0.897
H8 -2.321 1.011 -0.003
H9 -2.357 -0.550 0.900
C10 -1.987 -0.035 0.000

Atom - Atom Distances (Å)
  H1 C2 N3 N4 N5 N6 H7 H8 H9 C10
H11.08912.13172.15413.16763.10254.79975.13544.80104.4558
C21.08911.32941.34582.12042.04643.87104.06063.87183.4413
N32.13171.32942.22552.21921.31862.75173.28412.75372.4235
N42.15411.34582.22551.30722.10334.07833.73074.07713.4778
N53.16762.12042.21921.30721.32633.13272.46553.13112.4165
N63.10252.04641.31862.10331.32632.08182.04492.08201.4313
H74.79973.87102.75174.07833.13272.08181.80431.79691.1008
H85.13544.06063.28413.73072.46552.04491.80431.80421.0988
H94.80103.87182.75374.07713.13112.08201.79691.80421.1009
C104.45583.44132.42353.47782.41651.43131.10081.09881.1009

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 123.322 H1 C2 N4 124.093
C2 N3 N6 101.213 C2 N4 N5 106.110
N3 C2 N4 112.585 N3 N6 N5 114.088
N3 N6 C10 123.553 N4 N5 N6 106.004
N5 N6 C10 122.359 N6 C10 H7 109.921
N6 C10 H8 107.115 N6 C10 H9 109.934
H7 C10 H8 110.224 H7 C10 H9 109.404
H8 C10 H9 110.217
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.187      
2 C -0.064      
3 N -0.159      
4 N -0.266      
5 N -0.007      
6 N 0.118      
7 H 0.217      
8 H 0.224      
9 H 0.217      
10 C -0.467      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.566 -1.562 -0.000 3.004
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.743 -4.278 -0.002
y -4.278 -40.900 0.000
z -0.002 0.000 -34.808
Traceless
 xyz
x 9.111 -4.278 -0.002
y -4.278 -9.125 0.000
z -0.002 0.000 0.014
Polar
3z2-r20.028
x2-y212.157
xy-4.278
xz-0.002
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.711 0.016 -0.001
y 0.016 7.812 0.000
z -0.001 0.000 5.120


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000