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

The Periodic Table: chemical periodicity — practice question

Compound X is formed from the two elements Y and Z. Y is an element in Period 2 of the Periodic Table. In a single atom of Y, every orbital in the p sub-shell is occupied, and just one of those three orbitals is fully occupied. Z is an element in Period 3 of the Periodic Table. In a single atom of Z, only two orbitals in the p sub-shell are occupied. What is the formula of compound X?

  • A$\text{CCl}_4$
  • B$\text{SiCl}_4$
  • C$\text{SiO}_2$
  • D$\text{SO}_2$

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