Chemistry 0620 · IGCSE · Ions and ionic bonds

Ions and ionic bonds — practice question

Magnesium burns in air to produce magnesium nitride. Magnesium nitride is an ionic compound. What is the formula for magnesium nitride?

  • A$\text{MgN}_2$
  • B$\text{Mg}_2\text{N}_2$
  • C$\text{Mg}_2\text{N}_3$
  • D$\text{Mg}_3\text{N}_2$

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