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Experimental data for H2Te (Hydrogen Telluride)

22 02 02 11 45
Other names
dihydrogen telluride;
INChI INChIKey SMILES IUPAC name
InChI=1S/H2Te/h1H2 VTLHPSMQDDEFRU-UHFFFAOYSA-N Te
State Conformation
1A1 C2V
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency Intensity Comment Description
Fundamental(cm-1) Harmonic(cm-1) Reference (km mol-1) unc. Reference
1 A1 2065   1997Fla/Bet:396-420       H2Te s-stretch
2 A1 861   1997Fla/Arc:310-335       bend
3 B2 2072   1997Fla/Bet:396-420       H2Te a-stretch

vibrational zero-point energy: 2499.0 cm-1 (from fundamental vibrations)
Calculated vibrational frequencies for H2Te (Hydrogen Telluride).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
6.24800 6.09612 3.03582 1996Koz/Jen:402 130Te

Calculated rotational constants for H2Te (Hydrogen Telluride).
Product of moments of inertia moments of inertia
41.43043amu3Å6   1.89708767705292E-118gm3 cm6
Geometric Data
picture of Hydrogen Telluride

Point Group C2v


Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description Value unc. Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4
rHTe 1.651 0.000 1 2 1997Fla/Arc:310-335 re
aHTeH 90.2635 0.009 2 1 3 1997Fla/Arc:310-335

Cartesians
Atom x (Å) y (Å) z (Å)
Te1 0.0000 0.0000 0.0432
H2 0.0000 1.1704 -1.1219
H3 0.0000 -1.1704 -1.1219

Atom - Atom Distances bond lengths
Distances in Å
  Te1 H2 H3
Te1   1.65151.6515
H2 1.6515   2.3409
H3 1.65152.3409  

Calculated geometries for H2Te (Hydrogen Telluride).

Experimental Bond Angles (degrees) from cartesians bond angles

atom1 atom2 atom3 angle
H2 Te1 H3 90.264

Bond descriptions


Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
H-Te 2
Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
0 1   1A1

Ionization Energies (eV)
Ionization Energy I.E. unc. vertical I.E. v.I.E. unc. reference
9.200 0.100     webbook
Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
State Config State description Conf description Exp. min. Dipole (Debye) Reference comment Point Group Components
x y z total dipole quadrupole
1 1 1A1 C2v True           C2v 1 2
Experimental dipole measurement abbreviations: MW microwave; DT Dielectric with Temperature variation; DR Indirect (usually an upper limit); MB Molecular beam
Calculated electric dipole moments for H2Te (Hydrogen Telluride).
Electric quadrupole moment quadrupole
State Config State description Conf description Exp. min. Quadrupole (D Å) Reference comment Point Group Components
xx yy zz dipole quadrupole
1 1 1A1 C2v True       C2v 1 2

Calculated electric quadrupole moments for H2Te (Hydrogen Telluride).

References
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squib reference DOI
1996Koz/Jen:402 IN Kozin, P Jensen, O Polanz, S Klee, L Poteau, J Demaison "The Rotational Spectrum of H2Te" J. Mol. Spect. 180, 402-413 (1996) 10.1006/jmsp.1996.0264
1997Fla/Arc:310-335 JM Flaud, Ph Arcas, H Burger, O Polanz, L Halonen "High Resolution Study of the n2, 2n1, n1 / n3, and 2n3 Bands of Hydrogen Telluride: Determination of Equilibrium Rotational Constants and Structure" J. MOL. SPECT. 183, 310–335 (1997) 10.1006/jmsp.1997.7278
1997Fla/Bet:396-420 J Flaud, M Betrencourt, Ph Arcas, H Burger, O Polanz, WJ Lafferty "Simultaneous Analysis of the 2n2 , n1 , and n3 Bands of Hydrogen Telluride" J. MOL. SPECT. 182, 396–420 (1997) 10.1006/jmsp.1996.7213
webbook NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) 10.18434/T4D303

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