Chemistry 9701 · AS & A Level · Atomic structure

Atomic structure — practice question

Which pair of species has both members with only one unpaired p electron?

  • A$\text{Ar}^+ \text{ and } \text{C}^-$
  • B$\text{B and } \text{Ti}^+$
  • C$\text{F and Ga}$
  • D$\text{Se}^+ \text{ and } \text{Si}^-$

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