Question:medium

An element \( M \) has an atomic mass of 19 and atomic number 9, its ions are represented by:

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Elements with atomic numbers less than 18 often form negative ions by gaining electrons to achieve a stable electron configuration.
Updated On: Apr 22, 2026
  • \( M^+ \)
  • \( M^{2+} \)
  • \( M^- \)
  • \( M^{2-} \)
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The Correct Option is C

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