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

using model chemistry: B3PW91/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 B3PW91/cc-pVDZ
 hartrees
Energy at 0K-297.490085
Energy at 298.15K-297.497542
Nuclear repulsion energy229.117998
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 B3PW91/cc-pVDZ
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 3647 3519 80.78      
2 A 3179 3067 0.46      
3 A 3058 2951 11.62      
4 A 1609 1553 44.71      
5 A 1487 1435 1.64      
6 A 1414 1365 27.02      
7 A 1404 1355 4.82      
8 A 1370 1322 2.78      
9 A 1288 1243 18.32      
10 A 1137 1097 5.82      
11 A 1095 1057 1.01      
12 A 1077 1039 31.32      
13 A 1028 992 1.19      
14 A 982 948 0.33      
15 A 696 672 2.97      
16 A 337 325 4.05      
17 A 3133 3023 5.42      
18 A 1454 1403 10.20      
19 A 1052 1015 2.53      
20 A 745 719 5.58      
21 A 709 684 15.97      
22 A 590 569 62.11      
23 A 272 263 0.02      
24 A 87 84 0.27      

Unscaled Zero Point Vibrational Energy (zpe) 16424.7 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 15849.8 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 B3PW91/cc-pVDZ
ABC
0.32827 0.12254 0.09077

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.144 -0.060 0.000
C2 0.000 0.598 0.000
C3 0.177 2.071 0.000
H4 0.727 2.411 0.891
H5 0.727 2.411 -0.891
H6 -0.814 2.542 0.000
N7 0.990 -0.321 0.000
N8 0.450 -1.553 0.000
N9 -0.825 -1.377 0.000
H10 1.997 -0.203 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.31992.50793.22553.22552.62342.15032.18411.35503.1441
C21.31991.48442.14752.14752.10801.35052.19702.13992.1510
C32.50791.48441.10101.10101.09682.52663.63453.59092.9127
H43.22552.14751.10101.78231.78472.88564.07234.18953.0396
H53.22552.14751.10101.78231.78472.88564.07234.18953.0396
H62.62342.10801.09681.78471.78473.38394.28573.91933.9286
N72.15031.35052.52662.88562.88563.38391.34522.09981.0132
N82.18412.19703.63454.07234.07234.28571.34521.28702.0525
N91.35502.13993.59094.18954.18953.91932.09981.28703.0557
H103.14412.15102.91273.03963.03963.92861.01322.05253.0557

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 126.739 N1 C2 N7 107.263
N1 N9 N8 111.496 C2 N1 N9 106.248
C2 C3 H4 111.464 C2 C3 H5 111.464
C2 C3 H6 108.577 C2 N7 N8 109.179
C2 N7 H10 130.481 C3 C2 N7 125.997
H4 C3 H5 108.078 H4 C3 H6 108.589
H5 C3 H6 108.589 N7 N8 N9 105.814
N8 N7 H10 120.341
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.214      
2 C 0.135      
3 C -0.025      
4 H 0.075      
5 H 0.075      
6 H 0.086      
7 N -0.089      
8 N -0.072      
9 N -0.097      
10 H 0.126      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.108 3.911 0.000 5.672
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.374 -0.370 0.000
y -0.370 -36.222 0.000
z 0.000 0.000 -33.930
Traceless
 xyz
x 1.702 -0.370 0.000
y -0.370 -2.570 0.000
z 0.000 0.000 0.869
Polar
3z2-r21.737
x2-y22.848
xy-0.370
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 128.159
(<r2>)1/2 11.321