Chemistry 9701 · AS & A Level · The Periodic Table: chemical periodicity

The Periodic Table: chemical periodicity — practice question

The electron arrangement of atoms from four elements is shown. Which element acts as the most powerful oxidising agent?

  • A$1s^22s^22p^5$
  • B$1s^22s^22p^63s^2$
  • C$1s^22s^22p^63s^23p^5$
  • D$1s^22s^22p^63s^23p^64s^2$

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