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Experimental data for SbH3 (Stibine)

22 02 02 11 45
Other names
Antimony trihydride; Hydrogen antimonide;
INChI INChIKey SMILES IUPAC name
InChI=1S/Sb.3H [SbH3]
State Conformation
1A1 C3V
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 1891   webbook       sym stretch
2 A1 782           sym. deform.
3 E 1894           deg. stretch
4 E 831           deg. deform

vibrational zero-point energy: 4061.5 cm-1 (from fundamental vibrations)
Calculated vibrational frequencies for SbH3 (Stibine).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
2.96842 2.96842 2.81732 1998Fus/Dil:997-1003 121Sb Be

Calculated rotational constants for SbH3 (Stibine).
Product of moments of inertia moments of inertia
192.9756amu3Å6   8.83630084169678E-118gm3 cm6
Geometric Data
picture of Stibine

Point Group C3v


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
rSbH 1.700 0.000 1 2 1998Fus/Dil:997-1003 re
aHSbH 91.55662 0.00014 2 1 3 1998Fus/Dil:997-1003 ae

Cartesians
Atom x (Å) y (Å) z (Å)
Sb1 0.0000 0.0000 0.0530
H2 0.0000 1.4068 -0.9014
H3 1.2183 -0.7034 -0.9014
H4 -1.2183 -0.7034 -0.9014

Atom - Atom Distances bond lengths
Distances in Å
  Sb1 H2 H3 H4
Sb1   1.70001.70001.7000
H2 1.7000   2.43662.4366
H3 1.70002.4366   2.4366
H4 1.70002.43662.4366  

Calculated geometries for SbH3 (Stibine).

Experimental Bond Angles (degrees) from cartesians bond angles

atom1 atom2 atom3 angle         atom1 atom2 atom3 angle
H2 Sb1 H3 91.557 H2 Sb1 H4 91.557
H3 Sb1 H4 91.557

Bond descriptions


Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
Sb-H 3
Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description

Ionization Energies (eV)
Ionization Energy I.E. unc. vertical I.E. v.I.E. unc. reference Comment
9.400 0.020     webbook upper limit
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 C3v True           C3v 1 1
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 SbH3 (Stibine).
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 C3v True       C3v 1 1

Calculated electric quadrupole moments for SbH3 (Stibine).

References
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squib reference DOI
1998Fus/Dil:997-1003 L Fusina, G Di Lonardo, P De Natale "The ground state spectroscopic parameters and molecular geometry of SbH3" J. Chem. Phys. 109, 997 (1998) 10.1063/1.476642
webbook NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) 10.18434/T4D303

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