Chemistry 5070 · O Level · Atomic structure and the Periodic Table

Atomic structure and the Periodic Table — practice question

Element X has an atomic number of 12. What is the formula of the chloride formed by X?

  • A$\mathrm{XCl}$
  • B$\mathrm{XCl}_2$
  • C$\mathrm{XCl}_4$
  • D$\mathrm{X}_2\mathrm{Cl}$

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