perrhenic acid

noun per·rhenic acid \ ¦pər , , (ˈ)per+...- - \

Definition of perrhenic acid

:either of two acids formed by the oxidation of rhenium or rhenium compounds of lower valence states and known only in solution or in the form of salts:
a :the monobasic acid HReO4 analogous to permanganic acid that forms colorless stable salts called also metaperrhenic acid
b :the tribasic acid H3ReO5 that forms yellow salts turning red when heated and hydrolyzed in water to salts of metaperrhenic acid called also mesoperrhenic acid

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Origin and Etymology of perrhenic acid

per- + New Latin rhenium + English -ic


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