Chemistry 5070 · O Level · Ion and ionic bonds

Ion and ionic bonds — practice question

An element, $Z$, in Group II of the Periodic Table combines with chlorine, an element in Group VII. What is the formula of the ionic compound that is produced?

  • A$\text{ZCl}_2$
  • B$\text{Z}_2\text{Cl}$
  • C$\text{Z}_2\text{Cl}_7$
  • D$\text{Z}_7\text{Cl}_2$

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