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

using model chemistry: mPW1PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-297.552807
Energy at 298.15K-297.560277
Nuclear repulsion energy229.566813
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 mPW1PW91/aug-cc-pVDZ
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 3684 3531 81.25      
2 A 3190 3057 1.02      
3 A 3072 2944 10.70      
4 A 1623 1555 49.01      
5 A 1498 1436 1.26      
6 A 1425 1366 22.40      
7 A 1417 1358 10.03      
8 A 1382 1324 1.23      
9 A 1306 1252 16.11      
10 A 1150 1102 8.08      
11 A 1112 1066 4.78      
12 A 1092 1046 26.64      
13 A 1036 993 0.86      
14 A 991 949 0.32      
15 A 699 669 2.88      
16 A 339 325 4.14      
17 A 3145 3014 5.87      
18 A 1463 1402 8.87      
19 A 1057 1013 1.59      
20 A 749 718 4.34      
21 A 710 681 15.94      
22 A 603 578 65.68      
23 A 274 262 0.06      
24 A 73 70 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 16544.8 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 15854.9 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 mPW1PW91/aug-cc-pVDZ
ABC
0.33008 0.12282 0.09106

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.140 -0.065 0.000
C2 0.000 0.597 0.000
C3 0.170 2.071 0.000
H4 0.717 2.409 0.889
H5 0.717 2.409 -0.889
H6 -0.820 2.534 0.000
N7 0.988 -0.317 0.000
N8 0.454 -1.548 0.000
N9 -0.820 -1.378 0.000
H10 1.990 -0.199 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 H4 H5 H6 N7 N8 N9 H10
N11.31862.50573.21823.21822.61912.14342.17751.35173.1331
C21.31861.48332.14122.14122.10351.34662.19302.13892.1434
C32.50571.48331.09711.09711.09302.52463.63023.58832.9095
H43.21822.14121.09711.77831.77992.88004.06374.18223.0349
H53.21822.14121.09711.77831.77992.88004.06374.18223.0349
H62.61912.10351.09301.77991.77993.37674.27673.91263.9201
N72.14341.34662.52462.88002.88003.37671.34172.09651.0087
N82.17752.19303.63024.06374.06374.27671.34171.28532.0443
N91.35172.13893.58834.18224.18223.91262.09651.28533.0474
H103.13312.14342.90953.03493.03493.92011.00872.04433.0474

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 126.725 N1 C2 N7 107.065
N1 N9 N8 111.303 C2 N1 N9 106.445
C2 C3 H4 111.268 C2 C3 H5 111.268
C2 C3 H6 108.516 C2 N7 N8 109.322
C2 N7 H10 130.477 C3 C2 N7 126.210
H4 C3 H5 108.280 H4 C3 H6 108.723
H5 C3 H6 108.723 N7 N8 N9 105.866
N8 N7 H10 120.201
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.389      
2 C 0.562      
3 C 0.469      
4 H -0.015      
5 H -0.015      
6 H -0.072      
7 N -0.101      
8 N -0.114      
9 N -0.255      
10 H -0.069      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.147 4.142 0.000 5.861
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.172 -0.340 0.000
y -0.340 -36.881 0.000
z 0.000 0.000 -34.732
Traceless
 xyz
x 1.634 -0.340 0.000
y -0.340 -2.429 0.000
z 0.000 0.000 0.795
Polar
3z2-r21.589
x2-y22.709
xy-0.340
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.992 0.204 0.000
y 0.204 9.507 0.000
z 0.000 0.000 5.336


<r2> (average value of r2) Å2
<r2> 128.269
(<r2>)1/2 11.326