The reaction between sodium iodide and chlorine isshown below.2NaI(aq) + C l 2 (aq) → 2NaCl(aq) + I 2 (aq)The oxidation state of sodium remains unchangedfor which reason?A. N a + is a spectator ion.B. N a + cannot be reduced.C. Na is an uncombined element.D. N a + is a monatomic ion.

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