dihydrate
Noun
Meaning
dihydrate (plural dihydrates)
(chemistry) A hydrate whose solid contains two molecules of water of crystallization per molecule, or per unit cell
Synonyms
Phrases with the word
Examples
Crystallization from aqueous solution gives the dihydrate RaCl 2 ·2H 2 O, isomorphous with its barium analog.
Like radium chloride, crystallization from aqueous solution gives the dihydrate RaBr 2 ·2H 2 O, isomorphous with its barium analog.
Upon addition of water, after a few tens of minutes plaster of Paris becomes regular gypsum (dihydrate) again, causing the material to harden or "set" in ways that are useful for casting and construction.