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)

Mode Number	Symmetry	Frequency (cm-1)	Frequency Reference	Intensity (km mol-1)	Int. unc.	Intensity Reference	Comment
1	Σ	207	webbook

vibrational zero-point energy: 103.5 cm^-1
Calculated vibrational frequencies for LiK (Lithium Potassium).

Rotational Constants (cm^-1)
See section I.F.4 to change rotational constant units

A	B	C	reference	comment
	0.26500		webbook	estimated

Calculated rotational constants for LiK (Lithium Potassium).

Product of moments of inertia
63.6137	amu Å2		1.056347E-38	gm cm2

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
rLiK	3.270		1	2			webbook

Cartesians

Atom	x (Å)	y (Å)	z (Å)
Li1	0.0000	0.0000	0.0000
K2	0.0000	0.0000	3.2700

Atom - Atom Distances
Distances in Å

	Li1	K2
Li1		3.2700
K2	3.2700

Calculated geometries for LiK (Lithium Potassium).

Bond descriptions
Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond

Bond Type	Count
Li-K	1

Connectivity

Atom 1	Atom 2
Li1	Li1

Electronic energy levels (cm^-1)

Energy (cm-1)	Degeneracy	reference	description

Dipole, Quadrupole and Polarizability
Electric dipole moment

Dipole (Debye)	Reference	comment
3.450	webbook

Calculated electric dipole moments for LiK (Lithium Potassium).
Electric quadrupole moment
Calculated electric quadrupole moments for LiK (Lithium Potassium).

References
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squib	reference	DOI
webbook	NIST Chemistry Webbook (http://webbook.nist.gov/chemistry)

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