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

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-297.512943
Energy at 298.15K-297.520199
Nuclear repulsion energy226.361982
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/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 3538 3519 46.00      
2 A 3076 3059 2.18      
3 A 2971 2955 14.02      
4 A 1511 1503 40.45      
5 A 1455 1447 1.59      
6 A 1379 1371 0.22      
7 A 1349 1341 22.34      
8 A 1294 1286 3.13      
9 A 1191 1184 14.49      
10 A 1056 1050 0.96      
11 A 1027 1022 19.00      
12 A 981 975 6.82      
13 A 959 953 4.39      
14 A 934 929 6.96      
15 A 663 659 2.63      
16 A 326 324 3.37      
17 A 3021 3005 9.66      
18 A 1449 1441 6.94      
19 A 1040 1034 1.58      
20 A 708 704 4.08      
21 A 681 677 12.68      
22 A 537 534 60.09      
23 A 262 260 0.06      
24 A 84 84 0.37      

Unscaled Zero Point Vibrational Energy (zpe) 15744.5 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 15657.9 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 BLYP/6-31G(2df,p)
ABC
0.32095 0.11971 0.08865

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.158 -0.052 0.000
C2 0.000 0.605 0.000
C3 0.184 2.091 0.000
H4 0.738 2.430 0.890
H5 0.738 2.430 -0.890
H6 -0.803 2.569 0.000
N7 1.001 -0.318 0.000
N8 0.455 -1.577 0.000
N9 -0.839 -1.397 0.000
H10 2.010 -0.203 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.33172.52853.24753.24752.64502.17532.22041.38243.1720
C21.33171.49692.15992.15992.12181.36162.22962.17072.1666
C32.52851.49691.10181.10181.09722.54353.67823.63462.9320
H43.24752.15991.10181.78041.78542.90014.11444.23323.0565
H53.24752.15991.10181.78041.78542.90014.11444.23323.0565
H62.64502.12181.09721.78541.78543.40444.33333.96623.9499
N72.17531.36162.54352.90012.90013.40441.37242.13251.0159
N82.22042.22963.67824.11444.11444.33331.37241.30652.0750
N91.38242.17073.63464.23324.23323.96622.13251.30653.0888
H103.17202.16662.93203.05653.05653.94991.01592.07503.0888

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 126.641 N1 C2 N7 107.735
N1 N9 N8 111.306 C2 N1 N9 106.206
C2 C3 H4 111.530 C2 C3 H5 111.530
C2 C3 H6 108.778 C2 N7 N8 109.273
C2 N7 H10 130.819 C3 C2 N7 125.625
H4 C3 H5 107.795 H4 C3 H6 108.561
H5 C3 H6 108.561 N7 N8 N9 105.480
N8 N7 H10 119.908
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.251      
2 C 0.432      
3 C -0.463      
4 H 0.135      
5 H 0.135      
6 H 0.158      
7 N -0.216      
8 N -0.093      
9 N -0.101      
10 H 0.265      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.936 3.831 0.000 5.493
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.550 -0.318 0.000
y -0.318 -36.395 0.000
z 0.000 0.000 -34.009
Traceless
 xyz
x 1.652 -0.318 0.000
y -0.318 -2.615 0.000
z 0.000 0.000 0.963
Polar
3z2-r21.926
x2-y22.844
xy-0.318
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.152 0.304 0.000
y 0.304 8.762 0.000
z 0.000 0.000 4.186


<r2> (average value of r2) Å2
<r2> 130.658
(<r2>)1/2 11.431