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All results from a given calculation for C2H4N4 (1H-Tetrazole, 1-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 CS 1A'
Energy calculated at mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-297.539927
Energy at 298.15K-297.547368
Nuclear repulsion energy231.443625
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' 3310 3172 1.09      
2 A' 3197 3064 3.27      
3 A' 3090 2962 19.71      
4 A' 1558 1493 31.72      
5 A' 1511 1448 14.23      
6 A' 1461 1400 2.63      
7 A' 1440 1380 3.16      
8 A' 1360 1304 5.68      
9 A' 1287 1233 5.01      
10 A' 1218 1167 13.61      
11 A' 1142 1094 31.42      
12 A' 1087 1042 8.14      
13 A' 1062 1018 1.29      
14 A' 1006 965 5.61      
15 A' 708 679 7.85      
16 A' 355 341 1.41      
17 A" 3181 3048 3.85      
18 A" 1461 1400 11.11      
19 A" 1144 1096 0.01      
20 A" 859 823 14.47      
21 A" 745 714 0.89      
22 A" 674 646 7.60      
23 A" 227 218 0.02      
24 A" 20 19 0.18      

Unscaled Zero Point Vibrational Energy (zpe) 16551.9 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 15861.7 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
0.33103 0.12774 0.09382

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)
C1 -1.079 -0.229 0.000
N2 0.000 0.568 0.000
N3 1.088 -0.213 0.000
N4 0.667 -1.433 0.000
N5 -0.681 -1.483 0.000
H6 -2.103 0.123 0.000
C7 0.110 2.010 0.000
H8 -0.897 2.437 0.000
H9 0.648 2.339 0.894
H10 0.648 2.339 -0.894

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 C7 H8 H9 H10
C11.34162.16752.12111.31581.08232.53462.67183.22153.2215
N21.34161.33932.10872.16062.14941.44582.07272.08712.0871
N32.16751.33931.29002.17703.20852.42853.31062.73962.7396
N42.12112.10871.29001.34863.17693.48694.17333.87613.8761
N51.31582.16062.17701.34862.14523.58053.92544.14384.1438
H61.08232.14943.20853.17692.14522.90762.60933.64403.6440
C72.53461.44582.42853.48693.58052.90761.09301.09421.0942
H82.67182.07273.31064.17333.92542.60931.09301.78741.7874
H93.22152.08712.73963.87614.14383.64401.09421.78741.7871
H103.22152.08712.73963.87614.14383.64401.09421.78741.7871

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 107.895 C1 N2 C7 130.778
C1 N5 N4 105.514 N2 C1 N5 108.784
N2 C1 H6 124.595 N2 N3 N4 106.631
N2 C7 H8 108.660 N2 C7 H9 109.731
N2 C7 H10 109.731 N3 N2 C7 121.327
N3 N4 N5 111.176 N5 C1 H6 126.622
H8 C7 H9 109.606 H8 C7 H10 109.606
H9 C7 H10 109.491
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 C 0.698      
2 N -0.217      
3 N -0.156      
4 N -0.320      
5 N -0.296      
6 H -0.229      
7 C 0.896      
8 H -0.220      
9 H -0.078      
10 H -0.078      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.278 5.577 0.000 6.025
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.388 -0.520 0.000
y -0.520 -36.279 0.000
z 0.000 0.000 -34.567
Traceless
 xyz
x 0.035 -0.520 0.000
y -0.520 -1.301 0.000
z 0.000 0.000 1.267
Polar
3z2-r22.533
x2-y20.891
xy-0.520
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.049 0.118 0.000
y 0.118 9.410 0.000
z 0.000 0.000 5.317


<r2> (average value of r2) Å2
<r2> 125.256
(<r2>)1/2 11.192