Rhodium

From Wikipedia, a free encyclopedia written in simple English for easy reading.

Rhodium foil and wire.
Enlarge
Rhodium foil and wire.

Rhodium is a chemical element. It has the chemical symbol Rh. It has the atomic number 45. It is a rare metal. It is silver white and hard. In chemistry it is placed in a group of metal elements named the transition metals. It is also part of the platinum group. Rhodium is found in platinum ores.

Rhodium is used as a catalyst in some platinum alloys. It is the most expensive precious metal.[1]

[edit] Reference

  1. Precious Metal Prices Index taxfreegold.co.uk (HTML). Accessed 19 November 2006.

This short article can be made longer. You can help Wikipedia by adding to it.