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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History and Etymology for perrhenic acid

per- + New Latin rhenium + English -ic

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Dictionary Entries Near perrhenic acid

perrhenate

perrhenic acid

perrier

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Cite this Entry

“Perrhenic acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/perrhenic%20acid. Accessed 15 Oct. 2021.

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