Chemistry 9701 · AS & A Level · 1.1

1.1 — practice question

Helium forms the ion $^3_2\mathrm{He}^+$. Three claims about this ion are given. Which claims are correct?

  • A1, 2 and 3
  • B1 and 3 only
  • C2 and 3 only
  • D2 only

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