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All results from a given calculation for CH2N4 (1H-Tetrazole)

using model chemistry: HF/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-256.782018
Energy at 298.15K-256.787838
HF Energy-256.782018
Nuclear repulsion energy170.069220
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/6-31G(2df,p)
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' 3925 3554 138.40      
2 A' 3444 3119 0.24      
3 A' 1711 1549 25.07      
4 A' 1619 1466 9.91      
5 A' 1539 1394 33.46      
6 A' 1421 1286 1.11      
7 A' 1256 1137 20.88      
8 A' 1194 1081 33.44      
9 A' 1171 1061 22.44      
10 A' 1111 1006 2.14      
11 A' 1088 986 1.81      
12 A" 1018 921 7.37      
13 A" 818 740 7.57      
14 A" 750 679 4.25      
15 A" 619 561 109.38      

Unscaled Zero Point Vibrational Energy (zpe) 11341.7 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 10269.9 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/6-31G(2df,p)
ABC
0.36524 0.35905 0.18106

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.050 0.225 0.000
N2 0.000 1.038 0.000
N3 -1.093 0.291 0.000
N4 -0.716 -0.900 0.000
N5 0.622 -0.989 0.000
H6 2.069 0.544 0.000
H7 -0.059 2.027 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.32812.14432.09391.28711.06822.1165
N21.32811.32432.06602.12062.12770.9909
N32.14431.32431.24882.14053.17292.0209
N42.09392.06601.24881.34173.13752.9998
N51.28712.12062.14051.34172.10803.0925
H61.06822.12773.17293.13752.10802.5949
H72.11650.99092.02092.99983.09252.5949

picture of 1H-Tetrazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 107.889 C1 N2 H7 131.198
C1 N5 N4 105.582 N2 C1 N5 108.355
N2 C1 H6 124.877 N2 N3 N4 106.782
N3 N2 H7 120.913 N3 N4 N5 111.392
N5 C1 H6 126.768
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.103      
2 N -0.294      
3 N -0.045      
4 N -0.070      
5 N -0.246      
6 H 0.208      
7 H 0.343      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.588 4.819 0.000 5.470
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.333 1.939 0.000
y 1.939 -26.129 0.000
z 0.000 0.000 -28.296
Traceless
 xyz
x -1.120 1.939 0.000
y 1.939 2.185 0.000
z 0.000 0.000 -1.065
Polar
3z2-r2-2.131
x2-y2-2.203
xy1.939
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.287 0.102 0.000
y 0.102 5.305 0.000
z 0.000 0.000 2.665


<r2> (average value of r2) Å2
<r2> 68.162
(<r2>)1/2 8.256