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periodic acid
[ pur-ahy-od-ik, pur- ]
noun
, Chemistry.
- any of a series of acids derived from I 2 O 7 by the addition of water molecules, as HIO 4 or H 5 IO 6 .
periodic acid
/ ˌpɜːraɪˈɒdɪk /
noun
- any of various oxyacids of iodine containing a greater proportion of oxygen than iodic acid and differing from each other in water content, esp either of the crystalline compounds HIO 4 ( metaperiodic acid ) and H 5 IO 6 ( paraperiodic acid )
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Word History and Origins
Origin of periodic acid1
First recorded in 1830–40
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Word History and Origins
Origin of periodic acid1
C19: from per- + iodic
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