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

using model chemistry: PBEPBE/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/cc-pVDZ
 hartrees
Energy at 0K-297.265383
Energy at 298.15K-297.272871
Nuclear repulsion energy230.084685
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 PBEPBE/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3214 3195 0.20      
2 A 3126 3108 0.06      
3 A 3086 3068 4.20      
4 A 3001 2983 17.58      
5 A 1450 1442 5.26      
6 A 1416 1407 13.59      
7 A 1398 1390 11.17      
8 A 1385 1377 4.76      
9 A 1365 1357 2.63      
10 A 1272 1265 10.54      
11 A 1250 1242 11.13      
12 A 1205 1198 6.61      
13 A 1120 1114 9.18      
14 A 1089 1083 0.31      
15 A 1013 1007 24.14      
16 A 994 989 9.96      
17 A 974 968 14.28      
18 A 846 841 11.25      
19 A 706 702 8.86      
20 A 702 698 4.09      
21 A 670 666 5.80      
22 A 360 358 4.24      
23 A 224 223 3.95      
24 A 95 95 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 15979.6 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 15887.0 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 PBEPBE/cc-pVDZ
ABC
0.31979 0.12980 0.09402

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.321 -1.218 0.000
C2 1.415 -0.605 0.000
N3 0.181 -1.131 -0.000
N4 1.421 0.757 -0.000
N5 0.152 1.123 0.000
N6 -0.559 -0.019 -0.000
H7 -2.383 -0.552 -0.901
H8 -2.343 1.022 -0.002
H9 -2.383 -0.548 0.904
C10 -2.011 -0.030 0.000

Atom - Atom Distances (Å)
  H1 C2 N3 N4 N5 N6 H7 H8 H9 C10
H11.09422.14212.17073.19143.11984.83655.17464.83744.4925
C21.09421.34161.36212.14012.05903.90444.09533.90483.4742
N32.14211.34162.25922.25451.33582.77923.31812.78102.4534
N42.17071.36212.25921.32042.12664.12313.77354.12243.5213
N53.19142.14012.25451.32041.34543.17002.49763.16832.4516
N63.11982.05901.33582.12661.34542.10362.06602.10381.4524
H74.83653.90442.77924.12313.17002.10361.81341.80531.1062
H85.17464.09533.31813.77352.49762.06601.81341.81331.1033
H94.83743.90482.78104.12243.16832.10381.80531.81331.1062
C104.49253.47422.45343.52132.45161.45241.10621.10331.1062

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 122.819 H1 C2 N4 123.825
C2 N3 N6 100.531 C2 N4 N5 105.832
N3 C2 N4 113.356 N3 N6 N5 114.455
N3 N6 C10 123.210 N4 N5 N6 105.827
N5 N6 C10 122.335 N6 C10 H7 109.867
N6 C10 H8 107.086 N6 C10 H9 109.876
H7 C10 H8 110.316 H7 C10 H9 109.364
H8 C10 H9 110.307
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.035      
2 C 0.151      
3 N -0.165      
4 N -0.179      
5 N -0.061      
6 N -0.064      
7 H 0.071      
8 H 0.067      
9 H 0.071      
10 C 0.074      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.419 -1.359 0.000 2.775
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.525 -3.727 0.002
y -3.727 -39.179 -0.001
z 0.002 -0.001 -33.945
Traceless
 xyz
x 8.036 -3.727 0.002
y -3.727 -7.944 -0.001
z 0.002 -0.001 -0.093
Polar
3z2-r2-0.185
x2-y210.653
xy-3.727
xz0.002
yz-0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.166 -0.266 -0.000
y -0.266 6.619 -0.000
z -0.000 -0.000 3.914


<r2> (average value of r2) Å2
<r2> 125.167
(<r2>)1/2 11.188