perrhenic acid

noun

per·rhenic acid

¦pər,

pə,

(ˈ)per+…- -

: 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:

: the monobasic acid HReO₄ analogous to permanganic acid that forms colorless stable salts

called also metaperrhenic acid

: 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

单词	perrhenic acid
释义	perrhenic acid noun per·rhenic acid ¦pər, pə, (ˈ)per+…- - : 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 Word History Etymology per- + New Latin rhenium + English -ic
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perrhenic acid

noun

Word History