Rhodium

Rhodium
Properties
Atomic symbol	Rh
Atomic number	45
Classification	Transition Metals
Atomic mass	102.9055 amu
Other Information
Date of discovery	1803
Name of discoverer	William H. Wollaston
Name origin	From the Latin rhodon, meaning rose, as its diluted salts produce a rosy solution.
Uses	Used as a coating to prevent wear on high quality science equipment as well as in headlight reflectors, telephone relays, fountain pen tips and aircraft sparkplugs.
Obtained from	Produced as a by-product of nickel refining, but is also found in its natural state in Montana, USA.

Rhodium(RO-dee-em) is a hard, silvery metal.

Additional Properties

Melting Point: 3567 °F (1964 °C or 2237 K)

Boiling Point: 6683 °F (3695 °C or 3968 K)

Density: 12.4 grams per cubic centimeter

Uses

The primary use for Rhodium is in catalytic converters for cars.

See also

• Precious metal
• Gold and Silver
• Gold standard
• Inflation hedge
• Fiat currency