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

using model chemistry: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-295.906099
Energy at 298.15K-295.913857
HF Energy-295.906099
Nuclear repulsion energy234.850207
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 HF/Def2TZVPP
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' 3432 3110 0.13      
2 A' 3289 2981 10.37      
3 A' 3205 2905 28.83      
4 A' 1689 1531 56.57      
5 A' 1656 1501 10.47      
6 A' 1610 1459 5.76      
7 A' 1586 1438 17.95      
8 A' 1529 1386 9.71      
9 A' 1414 1282 9.31      
10 A' 1335 1210 30.75      
11 A' 1248 1131 48.58      
12 A' 1158 1049 2.25      
13 A' 1140 1033 16.99      
14 A' 1100 997 3.99      
15 A' 744 674 14.48      
16 A' 381 346 1.49      
17 A" 3280 2973 11.46      
18 A" 1600 1450 8.82      
19 A" 1257 1140 0.34      
20 A" 1017 922 10.46      
21 A" 818 741 1.25      
22 A" 729 661 10.84      
23 A" 238 216 0.02      
24 A" 68 62 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 17760.7 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 16098.3 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 HF/Def2TZVPP
ABC
0.34161 0.13070 0.09622

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.065 -0.230 0.000
N2 0.000 0.556 0.000
N3 1.063 -0.227 0.000
N4 0.656 -1.409 0.000
N5 -0.676 -1.459 0.000
H6 -2.074 0.116 0.000
C7 0.120 1.996 0.000
H8 -0.870 2.423 0.000
H9 0.652 2.318 0.882
H10 0.652 2.318 -0.882

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 C7 H8 H9 H10
C11.32362.12752.08601.28851.06682.52152.66043.19683.1968
N21.32361.32052.07222.12532.12011.44422.05952.07542.0754
N32.12751.32051.25002.13063.15542.41433.28032.72512.7251
N42.08602.07221.25001.33293.12703.44664.12513.83053.8305
N51.28852.12532.13061.33292.10553.54473.88664.09954.0995
H61.06682.12013.15543.12702.10552.88942.60263.61383.6138
C72.52151.44422.41433.44663.54472.88941.07881.07901.0790
H82.66042.05953.28034.12513.88662.60261.07881.76211.7621
H93.19682.07542.72513.83054.09953.61381.07901.76211.7634
H103.19682.07542.72513.83054.09953.61381.07901.76211.7634

picture of 1H-Tetrazole, 1-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 107.147 C1 N2 C7 131.242
C1 N5 N4 105.441 N2 C1 N5 108.892
N2 C1 H6 124.627 N2 N3 N4 107.411
N2 C7 H8 108.566 N2 C7 H9 109.833
N2 C7 H10 109.833 N3 N2 C7 121.612
N3 N4 N5 111.110 N5 C1 H6 126.481
H8 C7 H9 109.495 H8 C7 H10 109.495
H9 C7 H10 109.599
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.191      
2 N -0.029      
3 N -0.129      
4 N -0.076      
5 N -0.290      
6 H 0.111      
7 C -0.062      
8 H 0.080      
9 H 0.102      
10 H 0.102      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.333 5.642 0.000 6.105
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.282 -0.664 0.000
y -0.664 -36.629 0.000
z 0.000 0.000 -34.470
Traceless
 xyz
x 0.267 -0.664 0.000
y -0.664 -1.753 0.000
z 0.000 0.000 1.486
Polar
3z2-r22.971
x2-y21.346
xy-0.664
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.060 0.115 0.000
y 0.115 8.232 0.000
z 0.000 0.000 4.693


<r2> (average value of r2) Å2
<r2> 122.797
(<r2>)1/2 11.081