Hexad

[heksæd]

解释:

(n.) An atom whose valence is six, and which can be theoretically combined with, substituted for, or replaced by, six monad atoms or radicals; as, sulphur is a hexad in sulphuric acid. Also used as an adjective.

编辑:曼纽尔

解释:

n. a series of six numbers: (chem.) an element or radical with the combining power of six units—i.e. of six atoms of hydrogen.

手打:苏珊