return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2N4 (1H-Tetrazole)

using model chemistry: B2PLYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/TZVP
 hartrees
Energy at 0K-258.107830
Energy at 298.15K-258.113387
HF Energy-257.828146
Nuclear repulsion energy166.647563
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 B2PLYP/TZVP
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' 3668 3501 104.90      
2 A' 3315 3163 2.43      
3 A' 1501 1433 19.08      
4 A' 1455 1389 10.10      
5 A' 1265 1208 0.70      
6 A' 1252 1195 16.15      
7 A' 1150 1098 17.34      
8 A' 1060 1012 27.98      
9 A' 1025 979 16.33      
10 A' 1008 962 0.12      
11 A' 951 908 5.85      
12 A" 831 793 28.67      
13 A" 724 691 10.13      
14 A" 687 656 13.53      
15 A" 540 515 70.49      

Unscaled Zero Point Vibrational Energy (zpe) 10216.4 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 9750.5 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 B2PLYP/TZVP
ABC
0.35081 0.34481 0.17389

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.066 0.237 0.000
N2 0.000 1.055 0.000
N3 -1.122 0.301 0.000
N4 -0.723 -0.928 0.000
N5 0.641 -1.005 0.000
H6 2.091 0.562 0.000
H7 -0.063 2.060 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.34432.18932.13511.31281.07462.1449
N21.34431.35222.11082.15802.14821.0071
N32.18931.35221.29152.19423.22322.0541
N42.13512.11081.29151.36663.18373.0604
N51.31282.15802.19421.36662.13443.1455
H61.07462.14823.22323.18372.13442.6236
H72.14491.00712.05413.06043.14552.6236

picture of 1H-Tetrazole state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 108.564 C1 N2 H7 131.075
C1 N5 N4 105.644 N2 C1 N5 108.616
N2 C1 H6 124.896 N2 N3 N4 105.940
N3 N2 H7 120.361 N3 N4 N5 111.237
N5 C1 H6 126.489
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.103      
2 N -0.098      
3 N -0.068      
4 N -0.079      
5 N -0.060      
6 H 0.142      
7 H 0.266      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.565 4.904 0.000 5.535
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.587 1.897 0.000
y 1.897 -26.995 0.000
z 0.000 0.000 -28.742
Traceless
 xyz
x -1.719 1.897 0.000
y 1.897 2.169 0.000
z 0.000 0.000 -0.451
Polar
3z2-r2-0.901
x2-y2-2.592
xy1.897
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.189 0.115 0.000
y 0.115 6.115 0.000
z 0.000 0.000 3.257


<r2> (average value of r2) Å2
<r2> 70.738
(<r2>)1/2 8.411