Balance the given redox reaction by ion electron method (basic medium). Iodine gas reacts with hydoxide ion to produce iodide ion plus iodide-oxide ion and hydrogen gas​

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the number of valence electrons for each molecule or ion is shown beneath the structure. remember hydrogen will not have more than two electrons. this hydrogen is part of a covalent bond (sharing two electrons). a double bond here would cause hydrogen to share four electrons with phosphorus.

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