Nickel(II) hydroxide

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The middle tube has nickel(II) hydroxide in it

Nickel(II) hydroxide, also known as nickelous hydroxide, is a chemical compound. Its chemical formula is Ni(OH)2. It contains nickel in its +2 oxidation state. It also contains hydroxide ions.

Properties[change | change source]

It is a light green solid. It does not dissolve in water. It dissolves in acids to make other nickel(II) salts.

Preparation[change | change source]

It is made by reacting a base containing hydroxide ions with a nickel(II) salt, such as nickel(II) chloride.

Uses[change | change source]

Nickel(II) hydroxide is used in the nickel cadmium battery and the nickel-metal hydride battery.

Related pages[change | change source]