Chemistry 5070 · O Level · Ion and ionic bonds

Ion and ionic bonds — practice question

The table shows data for four substances. Which substance is an ionic compound?

  • AA liquid that does not conduct electricity at room temperature, does not conduct when molten, but conducts when in aqueous solution.
  • BA solid that conducts electricity at room temperature, conducts when molten, and conducts when in aqueous solution.
  • CA solid that conducts electricity at room temperature, conducts when molten, and is insoluble in aqueous solution.
  • DA solid that does not conduct electricity at room temperature, conducts when molten, and conducts when in aqueous solution.

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