Encyclopedia > Amalgam

Article Content

Amalgam

An amalgam is an alloy of mercury. Most metals are soluble in mercury, but some (such as iron) are not. Amalgams are commonly used in dental fillings.

Ammonium has been isolated in amalgam, but not as the pure pseudometal - it decomposes to ammonia and hydrogen.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Brazil

... Politics Main article: Politics of Brazil The 1988 constitution grants broad powers to the federal government, of which the president and vice president ar ...