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

Chemistry
JAMB 1988
What are the possible oxidation numbers of an element if its atomic number is 17?
  • A. -1 and 7
  • B. -1 and 6
  • C. -3 and 5
  • D. -2 and 6
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Correct Answer: Option A
Explanation
17 = 2, 8, 7
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