Experimental data for NaLi (lithium sodium)
22 02 02 11 45
INChI |
INChIKey |
SMILES |
IUPAC name |
InChI=1S/Li.Na |
VVNXEADCOVSAER-UHFFFAOYSA-N |
[Na][Li] |
|
InChI=1/Li.Na/rLiNa/c1-2 |
VVNXEADCOVSAER-BUZOBWEENA-N |
[Li][Na] |
|
State |
Conformation |
1Σ |
C*V |
Enthalpy of formation (Hfg),
Entropy,
Integrated heat capacity (0 K to 298.15 K) (HH),
Heat Capacity (Cp)
Property |
Value |
Uncertainty |
units |
Reference |
Comment |
Hfg(298.15K) |
180.20 |
6.40 |
kJ mol-1 |
1977Zmb/Wu:4603 |
D00=20.7 +-1.5 kcal/mole |
Hfg(0K) |
178.90 |
6.40 |
kJ mol-1 |
1977Zmb/Wu:4603 |
D00=20.7 +-1.5 kcal/mole |
Information can also be found for this species in the
NIST Chemistry Webbook
Vibrational levels (cm-1)
Mode Number |
Symmetry |
Frequency |
Intensity |
Comment |
Description |
Fundamental(cm-1) |
Harmonic(cm-1) |
Reference |
(km mol-1) |
unc. |
Reference |
1 |
Σ |
256 |
257 |
1988Fel/Ver:1115 |
|
|
|
Y10 |
|
Detailed diatomic data
ωe |
ωexe |
ωeye |
Be |
αe |
ZPE
| reference |
256.5412 |
1.622712 |
-4.946511E-03 |
0.375862 |
3.146547E-03 |
127.8168 |
2007Iri:389 |
vibrational zero-point energy: 128.1 cm
-1 (from fundamental vibrations)
Calculated vibrational frequencies for
NaLi (lithium sodium).
Geometric Data
Point Group C∞v
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 |
rLiNa |
2.889 |
|
1 |
2 |
|
|
1988Fel/Ver:1115 |
re |
Cartesians
Atom |
x (Å) |
y (Å) |
z (Å) |
Li1 |
0.0000 |
0.0000 |
0.0000 |
Na2 |
0.0000 |
0.0000 |
2.8890 |
Atom - Atom Distances
Distances in Å
|
Li1 |
Na2 |
Li1 |
|
2.8890 |
Na2 |
2.8890 |
|
Calculated geometries
for NaLi (lithium sodium).
Bond descriptions
Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Connectivity
Electronic energy levels (cm-1)
Energy (cm-1) |
Degeneracy |
reference |
description |
0 |
1 |
|
1Σ |
Ionization Energies (eV)
Ionization Energy |
I.E. unc. |
vertical I.E. |
v.I.E. unc. |
reference |
5.050 |
0.040 |
|
|
webbook |
Dipole, Quadrupole and Polarizability
Electric dipole moment
State |
Config |
State description |
Conf description |
Exp. min. |
Dipole (Debye) |
Reference |
comment |
Point Group |
Components |
x |
y |
z |
total |
dipole |
quadrupole |
1 |
1 |
1Σ |
C∞v |
True |
|
|
|
0.460 |
1972Gra/Dag:710 |
± 0.01 μe |
C∞v |
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
NaLi (lithium sodium).
Electric quadrupole moment
State |
Config |
State description |
Conf description |
Exp. min. |
Quadrupole (D Å) |
Reference |
comment |
Point Group |
Components |
xx |
yy |
zz |
dipole |
quadrupole |
1 |
1 |
1Σ |
C∞v |
True |
|
|
|
|
|
C∞v |
1 |
1 |
Calculated electric quadrupole moments for
NaLi (lithium sodium).
Electric dipole polarizability (Å3)
Calculated electric dipole polarizability for
NaLi (lithium sodium).
References
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squib |
reference |
DOI |
1972Gra/Dag:710 |
J Graff, PG Dagdigian, L Wharton "Electric Resonance Spectrum of NaLi" J. Chem. Phys. 57(2), 710-714, 1972 |
10.1063/1.1678303 |
1977Zmb/Wu:4603 |
KF Zmbov, CH Wu, HR Ihle "Mass-Spectrometric study of heteronuclear diatomic alkali-metal molecules - Dissociation energies and ionization potentials of NaLi, KLi, and NaK" J. Chem. Phys. 67(10) 4603, 1977 |
10.1063/1.434621 |
1988Fel/Ver:1115 |
CE Fellows, J Verges, C Amiot "The NaLi electronic ground state studied by laser induced fluorescence and Fourier transform spectroscopy" Molecular Physics 1988, 63(6), 1115-1122 |
10.1080/00268978800100811 |
2007Iri:389 |
KK Irikura "Experimental Vibrational Zero-Point Energies: Diatomic Molecules" J. Phys. Chem. Ref. Data 36(2), 389, 2007 |
10.1063/1.2436891 |
webbook |
NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) |
10.18434/T4D303 |
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