Solved papers for JEE Main & Advanced AIEEE Solved Paper-2004

done AIEEE Solved Paper-2004 Total Questions - 3

• question_answer1) Among \[A{{l}_{2}}{{O}_{3}},Si{{O}_{2}},{{P}_{2}}{{O}_{3}}\]and \[S{{O}_{2}},\]the correct order of acid strength is
  A)
  \[S{{O}_{2}}<{{P}_{2}}{{O}_{3}}<Si{{O}_{2}}<A{{l}_{2}}{{O}_{3}}\]
  done clear
  B)
  \[Si{{O}_{2}}<S{{O}_{2}}<A{{l}_{2}}{{O}_{3}}<{{P}_{2}}{{O}_{3}}\]
  done clear
  C)
  \[A{{l}_{2}}{{O}_{3}}<Si{{O}_{2}}<S{{O}_{2}}<{{P}_{2}}{{O}_{3}}\]
  done clear
  D)
  \[A{{l}_{2}}{{O}_{3}}<Si{{O}_{2}}<{{P}_{2}}{{O}_{3}}<S{{O}_{2}}\]
  done clear
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• question_answer2) The conjugate base of\[{{H}_{2}}PO_{4}^{-}\]is
  A)
  \[PO_{4}^{3-}\]
  done clear
  B)
                                         \[{{P}_{2}}{{O}_{5}}\]                    
  done clear
  C)
         \[{{H}_{3}}P{{O}_{4}}\]          
  done clear
  D)
         \[HPO_{4}^{2-}\]
  done clear
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• question_answer3) To neutralize completely 20 mL of 0.1M aqueous solution of phosphorous acid \[({{H}_{3}}P{{O}_{3}}),\]the volume of 0.1M aqueous KOH solution required is
  A)
  10 mL
  done clear
  B)
                         20 mL   
  done clear
  C)
         40 mL   
  done clear
  D)
         60 mL
  done clear
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