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

using model chemistry: PBEPBE/cc-pVTZ

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-pVTZ
 hartrees
Energy at 0K-297.350915
Energy at 298.15K-297.358228
Nuclear repulsion energy227.964592
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-pVTZ
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 3551 3526 52.11      
2 A 3082 3061 1.15      
3 A 2980 2959 11.16      
4 A 1532 1522 44.27      
5 A 1447 1437 0.87      
6 A 1367 1358 6.59      
7 A 1362 1352 22.38      
8 A 1306 1297 2.40      
9 A 1210 1201 15.21      
10 A 1071 1064 0.63      
11 A 1040 1033 16.83      
12 A 1002 995 15.62      
13 A 970 963 2.56      
14 A 954 948 1.35      
15 A 674 669 2.28      
16 A 328 326 3.85      
17 A 3035 3014 6.44      
18 A 1434 1424 8.61      
19 A 1029 1021 1.64      
20 A 720 715 4.85      
21 A 685 680 14.66      
22 A 561 557 58.73      
23 A 262 260 0.02      
24 A 79 79 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 15840.4 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 15731.1 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 PBEPBE/cc-pVTZ
ABC
0.32528 0.12141 0.08991

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.150 -0.058 0.000
C2 0.000 0.602 0.000
C3 0.175 2.078 0.000
H4 0.724 2.419 0.889
H5 0.724 2.419 -0.889
H6 -0.814 2.548 0.000
N7 0.995 -0.316 0.000
N8 0.457 -1.563 0.000
N9 -0.828 -1.388 0.000
H10 2.002 -0.196 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.32602.51373.23123.23122.62852.15992.20051.36743.1551
C21.32601.48612.14852.14852.10961.35402.21252.15542.1559
C32.51371.48611.09931.09931.09502.53083.65163.60792.9179
H43.23122.14851.09931.77781.78122.88914.08874.20633.0442
H53.23122.14851.09931.77781.78122.88914.08874.20633.0442
H62.62852.10961.09501.78121.78123.38804.30293.93613.9329
N72.15991.35402.53082.88912.88913.38801.35772.11461.0147
N82.20052.21253.65164.08874.08874.30291.35771.29662.0631
N91.36742.15543.60794.20634.20633.93612.11461.29663.0711
H103.15512.15592.91793.04423.04423.93291.01472.06313.0711

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 126.642 N1 C2 N7 107.395
N1 N9 N8 111.349 C2 N1 N9 106.296
C2 C3 H4 111.535 C2 C3 H5 111.535
C2 C3 H6 108.690 C2 N7 N8 109.356
C2 N7 H10 130.509 C3 C2 N7 125.963
H4 C3 H5 107.924 H4 C3 H6 108.535
H5 C3 H6 108.535 N7 N8 N9 105.604
N8 N7 H10 120.135
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.135      
2 C 0.089      
3 C -0.285      
4 H 0.113      
5 H 0.113      
6 H 0.129      
7 N -0.013      
8 N -0.089      
9 N -0.081      
10 H 0.160      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.017 3.911 0.000 5.606
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.028 -0.312 0.000
y -0.312 -36.751 0.000
z 0.000 0.000 -34.442
Traceless
 xyz
x 1.568 -0.312 0.000
y -0.312 -2.517 0.000
z 0.000 0.000 0.948
Polar
3z2-r21.897
x2-y22.723
xy-0.312
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.664 0.263 0.000
y 0.263 9.337 0.000
z 0.000 0.000 4.693


<r2> (average value of r2) Å2
<r2> 129.452
(<r2>)1/2 11.378