Solved papers for JEE Main & Advanced AIEEE Solved Paper-2002

done AIEEE Solved Paper-2002 Total Questions - 1

• question_answer1) One of the following species acts as both Bronsted acid and base   AIEEE  Solved  Paper-2002
  A)
  \[{{H}_{2}}PO_{2}^{-}\]                   
  done clear
  B)
            \[HPO_{3}^{2-}\]
  done clear
  C)
            \[HPO_{4}^{2-}\]                
  done clear
  D)
            All of these
  done clear
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