return to home page

II.A.1. (XV.A.)

Listing of experimental data for CuH (Copper monohydride)

InChI=1S/Cu.H [CuH]
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
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency (cm-1) Frequency Reference Intensity (km mol-1) Int. unc. Intensity Reference Comment
1 Σ 1941 webbook      

vibrational zero-point energy: 970.6 cm-1
Calculated vibrational frequencies for CuH (Copper monohydride).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
  7.94410   webbook

Calculated rotational constants for CuH (Copper monohydride).

Product of moments of inertia moments of inertia
2.122031amu Å2   3.523775E-40gm cm2

Geometric Data
picture of Copper monohydride

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
rHCu 1.463   1 2 webbook re

Atom x (Å) y (Å) z (Å)
Cu1 0.0000 0.0000 0.0000
H2 0.0000 0.0000 1.4626

Atom - Atom Distances bond lengths
Distances in Å
  Cu1 H2
Cu1   1.4626
H2 1.4626  

Calculated geometries for CuH (Copper monohydride).

Bond descriptions
Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
H-Cu 1

Atom 1 Atom 2
Cu1 H2

Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
0 1   1Σ
Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
Calculated electric dipole moments for CuH (Copper monohydride).
Electric quadrupole moment quadrupole
Calculated electric quadrupole moments for CuH (Copper monohydride).

By selecting the following links, you may be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to
squib reference DOI
webbook NIST Chemistry Webbook (  

Got a better number? Please email us at