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

using model chemistry: QCISD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-31G*
 hartrees
Energy at 0K-257.543481
Energy at 298.15K-257.549073
HF Energy-256.748296
Nuclear repulsion energy166.238051
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 QCISD/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3685 3510 104.78      
2 A' 3328 3169 0.76      
3 A' 1550 1476 20.97      
4 A' 1503 1431 14.72      
5 A' 1344 1280 18.67      
6 A' 1299 1237 0.89      
7 A' 1174 1118 15.06      
8 A' 1089 1037 30.10      
9 A' 1073 1021 17.71      
10 A' 1021 973 0.45      
11 A' 980 934 2.52      
12 A" 866 824 19.84      
13 A" 738 702 9.55      
14 A" 691 658 8.82      
15 A" 554 528 105.71      

Unscaled Zero Point Vibrational Energy (zpe) 10446.5 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 9948.2 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 QCISD/6-31G*
ABC
0.34947 0.34277 0.17304

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.070 0.233 0.000
N2 0.000 1.059 0.000
N3 -1.119 0.301 0.000
N4 -0.728 -0.924 0.000
N5 0.638 -1.010 0.000
H6 2.102 0.558 0.000
H7 -0.063 2.069 0.000

Atom - Atom Distances (Å)
  C1 N2 N3 N4 N5 H6 H7
C11.35142.19002.13801.31531.08162.1573
N21.35141.35142.11232.16452.16041.0120
N32.19001.35141.28632.19233.23082.0590
N42.13802.11231.28631.36883.19413.0659
N51.31532.16452.19231.36882.14423.1572
H61.08162.16043.23083.19412.14422.6398
H72.15731.01202.05903.06593.15722.6398

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 108.241 C1 N2 H7 131.241
C1 N5 N4 105.579 N2 C1 N5 108.508
N2 C1 H6 124.860 N2 N3 N4 106.392
N3 N2 H7 120.518 N3 N4 N5 111.280
N5 C1 H6 126.632
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability