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

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBE/6-31+G**
 hartrees
Energy at 0K-297.255786
Energy at 298.15K-297.263047
Nuclear repulsion energy228.863030
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 PBEPBE/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 3225 3188 1.00      
2 A 3113 3078 1.71      
3 A 3090 3055 4.38      
4 A 3007 2972 20.88      
5 A 1482 1465 20.16      
6 A 1463 1446 19.73      
7 A 1436 1420 13.52      
8 A 1402 1386 2.43      
9 A 1396 1380 1.72      
10 A 1273 1258 5.03      
11 A 1200 1187 1.25      
12 A 1152 1139 13.87      
13 A 1106 1093 4.67      
14 A 1084 1071 29.41      
15 A 1027 1015 2.11      
16 A 999 987 5.93      
17 A 943 932 7.77      
18 A 796 787 18.54      
19 A 705 697 0.95      
20 A 676 669 5.16      
21 A 634 627 6.10      
22 A 344 340 1.48      
23 A 216 214 0.02      
24 A 27 27 0.35      

Unscaled Zero Point Vibrational Energy (zpe) 15897.3 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 15716.0 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 PBEPBE/6-31+G**
ABC
0.32279 0.12517 0.09180

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.281 1.079 -0.003
N2 -0.576 0.029 -0.015
N3 0.163 -1.114 -0.006
N4 1.416 -0.741 0.006
N5 1.528 0.622 0.007
H6 -0.025 2.123 -0.008
C7 -2.032 -0.015 0.009
H8 -2.426 0.949 -0.341
H9 -2.371 -0.817 -0.660
H10 -2.392 -0.213 1.030

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 C7 H8 H9 H10
C11.35532.19632.14591.32891.08762.55832.73043.32603.1439
N21.35531.36142.13642.18602.16541.45662.09122.08712.1096
N32.19631.36141.30732.20773.24252.45493.32732.63462.9011
N42.14592.13641.30731.36743.20673.52394.21183.84663.9794
N51.32892.18602.20771.36742.16033.61633.98254.20974.1368
H61.08762.16543.24253.20672.16032.93262.69323.81823.4848
C72.55831.45662.45493.52393.61632.93261.09881.09871.1010
H82.73042.09123.32734.21183.98252.69321.09881.79581.7984
H93.32602.08712.63463.84664.20973.81821.09871.79581.7952
H103.14392.10962.90113.97944.13683.48481.10101.79841.7952

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 107.887 C1 N2 C7 130.925
C1 N5 N4 105.470 N2 C1 N5 109.055
N2 C1 H6 124.480 N2 N3 N4 106.346
N2 C7 H8 109.045 N2 C7 H9 108.720
N2 C7 H10 110.372 N3 N2 C7 121.150
N3 N4 N5 111.241 N5 C1 H6 126.464
H8 C7 H9 109.616 H8 C7 H10 109.673
H9 C7 H10 109.397
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.071      
2 N 0.007      
3 N -0.024      
4 N -0.133      
5 N -0.158      
6 H 0.182      
7 C -0.393      
8 H 0.184      
9 H 0.207      
10 H 0.199      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -5.555 2.555 -0.014 6.114
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.780 -0.449 0.003
y -0.449 -35.986 -0.015
z 0.003 -0.015 -34.945
Traceless
 xyz
x -1.315 -0.449 0.003
y -0.449 -0.123 -0.015
z 0.003 -0.015 1.438
Polar
3z2-r22.876
x2-y2-0.795
xy-0.449
xz0.003
yz-0.015


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.590 0.059 -0.036
y 0.059 8.188 -0.006
z -0.036 -0.006 5.131


<r2> (average value of r2) Å2
<r2> 127.768
(<r2>)1/2 11.303