Chemistry 0620 · IGCSE · Ions and ionic bonds

Ions and ionic bonds — practice question

Which row gives the properties of potassium iodide, $\text{KI}$?

  • Acovalent; low boiling point; solid conducts electricity: no; aqueous solution conducts electricity: no
  • Bcovalent; high boiling point; solid conducts electricity: no; aqueous solution conducts electricity: yes
  • Cionic; high boiling point; solid conducts electricity: yes; aqueous solution conducts electricity: yes
  • Dionic; high boiling point; solid conducts electricity: no; aqueous solution conducts electricity: yes

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