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

using model chemistry: BLYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/3-21G
 hartrees
Energy at 0K-295.816877
Energy at 298.15K-295.823910
Nuclear repulsion energy221.758830
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 BLYP/3-21G
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 3223 3206 0.80      
2 A 3095 3078 0.78      
3 A 3056 3039 13.44      
4 A 2995 2978 20.18      
5 A 1524 1516 17.23      
6 A 1518 1509 13.29      
7 A 1449 1441 5.55      
8 A 1338 1331 16.04      
9 A 1307 1300 11.10      
10 A 1169 1163 1.52      
11 A 1140 1134 23.04      
12 A 1120 1114 0.05      
13 A 1025 1019 8.41      
14 A 998 992 1.15      
15 A 966 961 0.40      
16 A 852 847 16.93      
17 A 788 784 37.60      
18 A 694 690 11.64      
19 A 644 641 4.14      
20 A 600 597 1.33      
21 A 598 595 6.09      
22 A 312 310 1.58      
23 A 195 194 0.60      
24 A 80 80 0.38      

Unscaled Zero Point Vibrational Energy (zpe) 15343.5 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 15259.2 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 BLYP/3-21G
ABC
0.29616 0.11897 0.08630

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.271 1.099 0.000
N2 -0.602 0.042 0.000
N3 0.184 -1.176 0.000
N4 1.472 -0.775 0.000
N5 1.553 0.697 0.000
H6 -0.051 2.133 0.000
C7 -2.084 -0.016 -0.000
H8 -2.486 0.469 -0.902
H9 -2.350 -1.081 -0.001
H10 -2.486 0.468 0.902

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 C7 H8 H9 H10
C11.37152.27712.22611.34371.08252.60592.96813.40912.9685
N21.37151.44952.22932.25312.16241.48282.13162.07712.1316
N32.27711.44951.34912.32083.31722.54723.26302.53553.2627
N42.22612.22931.34911.47493.28263.63604.24563.83414.2455
N51.34372.25312.32081.47492.15273.70664.14474.28924.1449
H61.08252.16243.31723.28262.15272.95813.08333.95103.0840
C72.60591.48282.54723.63603.70662.95811.10031.09721.1003
H82.96812.13163.26304.24564.14473.08331.10031.79831.8043
H93.40912.07712.53553.83414.28923.95101.09721.79831.7982
H102.96852.13163.26274.24554.14493.08401.10031.80431.7982

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 107.609 C1 N2 C7 131.793
C1 N5 N4 104.237 N2 C1 N5 112.153
N2 C1 H6 123.131 N2 N3 N4 105.550
N2 C7 H8 110.340 N2 C7 H9 106.268
N2 C7 H10 110.339 N3 N2 C7 120.598
N3 N4 N5 110.452 N5 C1 H6 124.717
H8 C7 H9 109.837 H8 C7 H10 110.153
H9 C7 H10 109.833
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.306      
2 N -0.424      
3 N -0.046      
4 N -0.082      
5 N -0.313      
6 H 0.237      
7 C -0.368      
8 H 0.223      
9 H 0.245      
10 H 0.223      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -5.317 2.252 0.000 5.774
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.845 -0.501 -0.002
y -0.501 -35.105 -0.001
z -0.002 -0.001 -34.591
Traceless
 xyz
x -0.997 -0.501 -0.002
y -0.501 0.113 -0.001
z -0.002 -0.001 0.884
Polar
3z2-r21.768
x2-y2-0.740
xy-0.501
xz-0.002
yz-0.001


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> 133.411
(<r2>)1/2 11.550