常温下绝大部分金属都是固态的,只有一种金属呈液态,那就是汞。汞,我国俗称水银。李时珍的《本草纲目》中说:“其状如水,似银,故名水银。”汞的希腊文原意也是“液态的银”。汞的溶点-39.3℃,直到357℃才沸腾,因此常温下总是呈液态。在自然界中有游离的水银存在。我国南朝齐梁时期的炼丹家与医药大师陶弘景(456～536)曾指出:“水银……有 Most of the metal at room temperature is solid, only one kind of metal is liquid, that is, mercury. Mercury, commonly known as mercury in our country. Li Shizhen’s “Compendium of Materia Medica” said: “It looks like water, like silver, hence the name of mercury.” Greek mercury was originally intended “liquid silver.” Mercury melting point of -39.3 ℃, until 357 ℃ before boiling, so at room temperature is always liquid. There is free mercury in nature. Alchemist and medical masters Tao Hongjing (456 ~ 536) in the Qiliang period in southern China once pointed out: "There is mercury