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

using model chemistry: HF/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 HF/STO-3G
 hartrees
Energy at 0K-292.058130
Energy at 298.15K-292.065469
Nuclear repulsion energy226.491155
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 HF/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' 3766 3075 43.81      
2 A' 3760 3070 4.67      
3 A' 3563 2909 0.81      
4 A' 1788 1460 9.53      
5 A' 1751 1429 46.28      
6 A' 1701 1389 17.99      
7 A' 1668 1362 19.69      
8 A' 1558 1272 2.29      
9 A' 1517 1239 8.47      
10 A' 1345 1098 31.84      
11 A' 1242 1014 13.38      
12 A' 1206 984 1.90      
13 A' 1141 932 41.50      
14 A' 1081 882 1.71      
15 A' 771 629 8.81      
16 A' 363 296 0.98      
17 A" 3736 3050 0.48      
18 A" 1768 1444 8.80      
19 A" 1305 1066 2.07      
20 A" 1000 817 2.41      
21 A" 741 605 1.82      
22 A" 660 539 6.42      
23 A" 207 169 0.26      
24 A" 61 50 0.42      

Unscaled Zero Point Vibrational Energy (zpe) 18847.0 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 15388.6 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 HF/STO-3G
ABC
0.31298 0.12285 0.08973

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.098 -0.240 0.000
N2 0.000 0.582 0.000
N3 -1.129 -0.225 0.000
N4 -0.695 -1.462 0.000
N5 0.711 -1.504 0.000
H6 2.118 0.125 0.000
C7 -0.091 2.056 0.000
H8 -1.148 2.319 0.000
H9 0.390 2.462 0.892
H10 0.390 2.462 -0.892

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 C7 H8 H9 H10
C11.37232.22722.17071.32151.08332.58583.40512.93242.9324
N21.37231.38802.16002.20372.16731.47622.08172.11652.1165
N32.22721.38801.31092.23993.26592.50622.54463.21283.2128
N42.17072.16001.31091.40673.23063.56993.80874.16814.1681
N51.32152.20372.23991.40672.15243.64864.25054.07724.0772
H61.08332.16733.26593.23062.15242.93433.93483.04093.0409
C72.58581.47622.50623.56993.64862.93431.08911.09131.0913
H83.40512.08172.54463.80874.25053.93481.08911.78281.7828
H92.93242.11653.21284.16814.07723.04091.09131.78281.7837
H102.93242.11653.21284.16814.07723.04091.09131.78281.7837

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 107.578 C1 N2 C7 130.361
C1 N5 N4 105.388 N2 C1 N5 109.771
N2 C1 H6 123.487 N2 N3 N4 106.286
N2 C7 H8 107.522 N2 C7 H9 110.136
N2 C7 H10 110.136 N3 N2 C7 122.061
N3 N4 N5 110.976 N5 C1 H6 126.743
H8 C7 H9 109.703 H8 C7 H10 109.703
H9 C7 H10 109.613
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.120      
2 N -0.177      
3 N -0.042      
4 N -0.070      
5 N -0.182      
6 H 0.115      
7 C -0.070      
8 H 0.115      
9 H 0.096      
10 H 0.096      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.052 5.077 0.000 5.476
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.763 0.474 0.000
y 0.474 -35.136 0.000
z 0.000 0.000 -31.649
Traceless
 xyz
x -0.370 0.474 0.000
y 0.474 -2.430 0.000
z 0.000 0.000 2.801
Polar
3z2-r25.601
x2-y21.373
xy0.474
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.932 0.128 0.000
y 0.128 4.867 0.000
z 0.000 0.000 1.652


<r2> (average value of r2) Å2
<r2> 128.509
(<r2>)1/2 11.336