| divalent | <chemistry> An atom or radical group which has a valence of two, or which can combine with two (rather than one) different other atoms or molecules. (09 Oct 1997) |
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| cations, divalent | Positively charged atoms, radicals or groups of atoms with a valence of plus 2, which travel to the cathode or negative pole during electrolysis. (12 Dec 1998) |
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