Solved papers for JEE Main & Advanced JEE Main Paper (Held on 7 May 2012)

done JEE Main Paper (Held on 7 May 2012) Total Questions - 1

• question_answer1) Which of the following cannot be represented by resonance structures?   JEE Main Online Paper (Held On 07 May 2012)
  A)
  Dimethyl ether   
  done clear
  B)
                         Nitrate anion
  done clear
  C)
                         Carboxylate anion          
  done clear
  D)
                         Toluene
  done clear
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