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Which process(es) is/are involved in the turning of starch iodide paper blue-black by ...

Which process(es) is/are involved in the turning of starch iodide paper blue-black by chlorine gas?
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  • A Chlorine attacks the starch to give the blue-black color
  • B Chlorine attacks the iodide ion to give the blue-black color
  • C Chlorine oxidizes the iodide ion to produce iodine which attacks the starch to give the blue-black color
  • D Iodine attacks the starch to give the blue-black color
Correct Answer: Option C
Explanation:

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