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

The Periodic Table: chemical periodicity — practice question

Which of the following statements about the element in Period 3 and Group 13 of the Periodic Table is correct?

  • AIt has the highest melting point of the elements in its period.
  • BIt has exactly one electron in its shell with principal quantum number 3.
  • CIt forms an oxide that reacts with aqueous sodium hydroxide.
  • DIt forms a chloride that dissolves in water to give a neutral solution.

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