Q:

What is the difference between ions and molecules

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What is the difference between ions and molecules?


  1. ions have an electrical charge whereas molecules do not.
  2. ions are from metal elements only whereas molecules contain only non-metal elements
  3. ions arise from compounds between non-metal elements, whereas molecules arise from metal and non-metal elements
  4. an ion may be formed from a single atom but molecules always involve more than one atom

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D: This is the only correct choice. However molecules may also form

ions – polyatomic ions.

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