What is AMAGGAM?

The name given to any combination of other metals with mercury. Gold and lead, for example, are both somewhat easily dissolved by liquid mercury in varying proportions; such combinations, however, are probably not definite chemical compounds, but mere mixtures. The potassium and sodium amalgams decompose water, giving off hydrogen, and are frequently used as reducing agents. An amalgam composed of 25 per cent, zinc, 25 per cent, tin, and 50 per cent, mercury is used as a dental cement, and in the construction of electrical machines. Amalgams of gold and copper are also used by dentists as stoppings for teeth, and tin amalgam is employed for silvering mirrors. There is a native amalgam of mercury and silver in which the proportion of silver ranges from 27

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Definition of  AMAGGAM