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

using model chemistry: B3LYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B3LYP/6-31G*
 hartrees
Energy at 0K-297.575910
Energy at 298.15K-297.583293
Nuclear repulsion energy228.403140
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 B3LYP/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 3649 3504 66.31      
2 A 3169 3043 1.77      
3 A 3062 2940 12.21      
4 A 1597 1534 44.63      
5 A 1523 1462 0.86      
6 A 1445 1388 0.51      
7 A 1428 1371 27.77      
8 A 1372 1317 3.78      
9 A 1282 1231 20.08      
10 A 1113 1069 3.49      
11 A 1084 1041 12.29      
12 A 1059 1017 22.79      
13 A 1015 975 0.10      
14 A 1000 960 1.65      
15 A 687 660 3.25      
16 A 337 324 3.91      
17 A 3117 2994 9.58      
18 A 1514 1454 9.89      
19 A 1082 1039 2.32      
20 A 735 706 5.43      
21 A 704 676 16.01      
22 A 562 540 78.64      
23 A 268 258 0.06      
24 A 83 80 0.46      

Unscaled Zero Point Vibrational Energy (zpe) 16442.6 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 15789.8 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 B3LYP/6-31G*
ABC
0.32741 0.12150 0.09012

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.145 -0.058 0.000
C2 0.000 0.600 0.000
C3 0.178 2.080 0.000
H4 0.725 2.418 0.887
H5 0.725 2.418 -0.887
H6 -0.808 2.549 0.000
N7 0.992 -0.319 0.000
N8 0.451 -1.561 0.000
N9 -0.828 -1.384 0.000
H10 1.997 -0.206 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.32032.51363.22733.22732.62902.15332.19281.36403.1453
C21.32031.49082.14942.14942.11061.35232.20742.14982.1531
C32.51361.49081.09591.09591.09152.53343.65133.60712.9213
H43.22732.14941.09591.77361.77582.88974.08634.20233.0479
H53.22732.14941.09591.77361.77582.88974.08634.20233.0479
H62.62902.11061.09151.77581.77583.38654.29923.93403.9316
N72.15331.35232.53342.88972.88973.38651.35502.10911.0107
N82.19282.20743.65134.08634.08634.29921.35501.29112.0557
N91.36402.14983.60714.20234.20233.93402.10911.29113.0606
H103.14532.15312.92133.04793.04793.93161.01072.05573.0606

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 126.699 N1 C2 N7 107.352
N1 N9 N8 111.320 C2 N1 N9 106.411
C2 C3 H4 111.483 C2 C3 H5 111.483
C2 C3 H6 108.649 C2 N7 N8 109.246
C2 N7 H10 130.788 C3 C2 N7 125.948
H4 C3 H5 108.040 H4 C3 H6 108.552
H5 C3 H6 108.552 N7 N8 N9 105.671
N8 N7 H10 119.966
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.357 -0.416   -0.440
2 C 0.556 0.570   0.624
3 C -0.524 -0.493   -0.625
4 H 0.182 0.128   0.161
5 H 0.182 0.128   0.161
6 H 0.209 0.158   0.196
7 N -0.472 -0.000   0.000
8 N -0.043 -0.251   -0.257
9 N -0.089 -0.050   -0.046
10 H 0.357 0.224   0.225


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.135 3.979 0.000 5.738
CHELPG 3.951 3.748 0.000 5.446
AIM        
ESP 4.025 3.823 0.000 5.551


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.562 -0.384 0.000
y -0.384 -36.447 0.000
z 0.000 0.000 -34.164
Traceless
 xyz
x 1.744 -0.384 0.000
y -0.384 -2.584 0.000
z 0.000 0.000 0.841
Polar
3z2-r21.681
x2-y22.885
xy-0.384
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.687 0.286 0.000
y 0.286 8.010 0.000
z 0.000 0.000 3.720


<r2> (average value of r2) Å2
<r2> 128.998
(<r2>)1/2 11.358