periodic acid

English

Pronunciation
  • enPR: "pûrīŏd'ĭk ă'sĭd, IPA(key): /ˌpɜːɹaɪˈɒdɪk ˈæsɪd/

Noun

periodic acid (uncountable)

  1. (inorganic chemistry) HIO4, the oxyacid of iodine in which iodine has the highest oxidation number; it is a white crystalline substance, and a strong oxidizing agent

Usage notes
  • Note that the pronunciation of the first word of this term is different from that of "periodic" in the sense of "recurring in periods", because the word "periodic" here is derived from per- +‎ iodic.
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