| 释义 |
iodic, a.|aɪˈɒdɪk|
[f. iod- + -ic: cf. F. iodique (Gay-Lussac, 1812).]
Of or pertaining to iodine.
1. Chem. Containing iodine in union with oxygen; as in iodic acid (hydrogen iodate), an oxygen-acid of iodine (HIO3), obtained in white semitransparent crystals; iodic anhydride (iodine pentoxide), I2O5. Also Min. in iodic silver = iodyrite.
Compounds containing a smaller proportion of iodine are called per-iodic, as periodic acid, H5IO6.
1826Henry Elem. Chem. I. 225 Iodic acid enters into combination with all those fluid or solid acids, which it does not decompose. 1831T. P. Jones Convers. Chem. xxiv. 252 With oxygen it [Iodine] produces iodic acid, and with chlorine chloriodic acid. 1845Darwin Voy. Nat. xvi. (1873) 365 The presence of iodic salts. 1868Dana Min. (ed. 5) §143 Iodyrite..Iodic Silver.
2. Path. Caused by administration of iodine.
1887Syd. Soc. Lex., Iodic intoxication, same as Iodism.
1897Allbutt's Syst. Med. IV. 792 The curious feature about the iodic œdema is, that it may come on after the administration of a few small doses. |