iodide(redirected from I-)
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1. a salt of hydriodic acid, containing the iodide ion, I--
2. a compound containing an iodine atom, such as methyl iodide, CH3I
A compound which contains the iodine atom in the -1 oxidation state and which may be considered to be derived from hydriodic acid (HI); examples are KI and NaI.
A compound of iodine, such as CH3CH2I, in which the iodine has combined with a more electropositive group.