periodic acid

柯林斯词典

periodic acid /ˌpɜːraɪˈɒdɪk/

• 1. N 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 HIO4 (metaperiodic acid) and H5IO6 (paraperiodic acid) 高碘酸

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