Nickel oxide hydroxide

Nickel oxide hydroxide
Names
Other names
Nickel Oxyhydroxide
Identifiers
3D model (JSmol)
  • InChI=1S/Ni.H2O.O/h;1H2;/q+1;;/p-1
    Key: VUFYPLUHTVSSGR-UHFFFAOYSA-M
  • O[Ni]=O
Properties
Ni(O)(OH)
Molar mass 91.699 g/mol
Appearance black solid
Melting point 230 °C (446 °F; 503 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Nickel oxide hydroxide is the inorganic compound with the chemical formula NiO(OH). It is a black solid that is insoluble in all solvents but attacked by base and acid. It is a component of the nickel–metal hydride battery and of the nickel–iron battery.