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All results from a given calculation for C2H4N4 (2H-Tetrazole, 2-methyl-)

using model chemistry: BLYP/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-297.514830
Energy at 298.15K-297.522232
Nuclear repulsion energy228.652221
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/6-31+G**
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 3218 3201 0.22      
2 A 3106 3090 1.10      
3 A 3071 3054 6.65      
4 A 2999 2983 21.00      
5 A 1471 1463 8.02      
6 A 1446 1438 11.57      
7 A 1416 1409 4.58      
8 A 1408 1401 6.19      
9 A 1331 1324 14.79      
10 A 1258 1251 9.52      
11 A 1226 1220 8.38      
12 A 1160 1154 7.22      
13 A 1113 1107 10.96      
14 A 1113 1107 0.61      
15 A 990 985 14.49      
16 A 984 979 11.84      
17 A 947 942 20.22      
18 A 844 839 13.95      
19 A 687 683 6.16      
20 A 678 675 9.32      
21 A 652 648 4.15      
22 A 358 356 5.36      
23 A 217 216 5.21      
24 A 87 86 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 15889.3 cm-1
Scaled (by 0.9947) Zero Point Vibrational Energy (zpe) 15805.1 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 BLYP/6-31+G**
ABC
0.31744 0.12751 0.09260

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.327 -1.217 -0.000
C2 1.427 -0.610 -0.000
N3 0.188 -1.134 0.000
N4 1.433 0.757 -0.000
N5 0.155 1.131 0.001
N6 -0.566 -0.017 -0.000
H7 -2.395 -0.555 -0.897
H8 -2.368 1.011 -0.003
H9 -2.395 -0.549 0.900
C10 -2.033 -0.033 -0.000

Atom - Atom Distances (Å)
  H1 C2 N3 N4 N5 N6 H7 H8 H9 C10
H11.08582.14082.16703.19893.13224.85175.19684.85334.5178
C21.08581.34541.36682.15632.07933.92604.12653.92693.5075
N32.14081.34542.26432.26571.34792.79503.33662.79702.4787
N42.16701.36682.26431.33192.14374.14463.80974.14383.5549
N53.19892.15632.26571.33191.35573.18582.52593.18352.4784
N63.13222.07931.34792.14371.35572.10682.07442.10691.4669
H74.85173.92602.79504.14463.18582.10681.80281.79771.0991
H85.19684.12653.33663.80972.52592.07441.80281.80271.0963
H94.85333.92692.79704.14383.18352.10691.79771.80271.0991
C104.51783.50752.47873.55492.47841.46691.09911.09631.0991

picture of 2H-Tetrazole, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 N3 123.066 H1 C2 N4 123.737
C2 N3 N6 101.073 C2 N4 N5 106.060
N3 C2 N4 113.198 N3 N6 N5 113.864
N3 N6 C10 123.371 N4 N5 N6 105.805
N5 N6 C10 122.765 N6 C10 H7 109.545
N6 C10 H8 107.168 N6 C10 H9 109.550
H7 C10 H8 110.407 H7 C10 H9 109.730
H8 C10 H9 110.398
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.142      
2 C -0.005      
3 N -0.185      
4 N -0.265      
5 N 0.018      
6 N 0.097      
7 H 0.175      
8 H 0.183      
9 H 0.175      
10 C -0.337      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.575 -1.519 -0.001 2.990
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.073 -4.327 0.002
y -4.327 -41.214 0.001
z 0.002 0.001 -35.132
Traceless
 xyz
x 9.100 -4.327 0.002
y -4.327 -9.111 0.001
z 0.002 0.001 0.012
Polar
3z2-r20.023
x2-y212.141
xy-4.327
xz0.002
yz0.001


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> 127.430
(<r2>)1/2 11.288