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

using model chemistry: mPW1PW91/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/STO-3G
 hartrees
Energy at 0K-254.873896
Energy at 298.15K-254.879088
HF Energy-254.873896
Nuclear repulsion energy159.522450
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 mPW1PW91/STO-3G
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' 3780 3323 92.48      
2 A' 3543 3114 39.13      
3 A' 1527 1342 32.14      
4 A' 1488 1308 14.15      
5 A' 1269 1115 1.66      
6 A' 1251 1100 0.11      
7 A' 1146 1008 7.67      
8 A' 1057 929 17.74      
9 A' 1047 920 17.51      
10 A' 974 856 0.23      
11 A' 932 819 1.00      
12 A" 849 747 11.13      
13 A" 665 585 8.48      
14 A" 649 571 15.42      
15 A" 490 430 83.75      

Unscaled Zero Point Vibrational Energy (zpe) 10333.7 cm-1
Scaled (by 0.8789) Zero Point Vibrational Energy (zpe) 9082.3 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 mPW1PW91/STO-3G
ABC
0.32326 0.31403 0.15929

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.099 0.254 0.000
N2 0.000 1.095 0.000
N3 -1.188 0.314 0.000
N4 -0.749 -0.978 0.000
N5 0.695 -1.042 0.000
H6 2.133 0.615 0.000
H7 -0.036 2.140 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.38372.28772.22081.35761.09582.2008
N21.38371.42172.20412.24722.18681.0456
N32.28771.42171.36462.32053.33512.1592
N42.22082.20411.36461.44543.29333.1985
N51.35762.24722.32051.44542.19433.2648
H61.09582.18683.33513.29332.19432.6514
H72.20081.04562.15923.19853.26482.6514

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 109.255 C1 N2 H7 129.375
C1 N5 N4 104.764 N2 C1 N5 110.122
N2 C1 H6 123.339 N2 N3 N4 104.546
N3 N2 H7 121.370 N3 N4 N5 111.313
N5 C1 H6 126.540
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.067      
2 N -0.199      
3 N -0.045      
4 N -0.066      
5 N -0.154      
6 H 0.132      
7 H 0.265      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.148 4.442 0.000 4.934
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.406 1.773 0.000
y 1.773 -24.680 0.000
z 0.000 0.000 -25.912
Traceless
 xyz
x -2.110 1.773 0.000
y 1.773 1.979 0.000
z 0.000 0.000 0.131
Polar
3z2-r20.262
x2-y2-2.726
xy1.773
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.624 0.177 0.000
y 0.177 3.750 0.000
z 0.000 0.000 0.914


<r2> (average value of r2) Å2
<r2> 73.948
(<r2>)1/2 8.599