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Help with Ions!!

Which of the following ions is not an oxyanion? How do you know this?

CO32 , CN , SO42 , NO

Respuesta :

kenmyna

The  ion  which  is not an oxyanion  is   CN


Explanation

  • Oxyanion  are  ions with generic  formula AxO   where  A represent a chemical element   and O  represent   an oxygen  atom.  
  • Most element  can  form an  oxyanion  meeting the condition of  octet  rule.
  • CN  is not  an  oxyanion  because   it lack  oxygen atom.