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What are the possible oxidation numbers of an element if its atomic number is 17?

What are the possible oxidation numbers of an element if its atomic number is 17?
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  • A -1 and 7
  • B -1 and 6
  • C -3 and 5
  • D -2 and 6
Correct Answer: Option A
Explanation:
17 = 2, 8, 7

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