Solved papers for JEE Main & Advanced AIEEE Solved Paper-2010

done AIEEE Solved Paper-2010 Total Questions - 3

• question_answer1) In aqueous solution the ionization constants for carbonic acid are\[{{K}_{1}}=4.2\times {{10}^{-7}}\]and \[{{K}_{2}}=4.8\times {{10}^{-11}}\]Selection the correct statement for a saturated 0.034 M solution of the carbonic acid.       AIEEE  Solved  Paper-2010
  A)
  The concentration of\[{{H}^{+}}\]is double that of\[CO_{3}^{2-}\]
  done clear
  B)
  The concentration of\[{{H}^{+}}\]is 0.034 M.
  done clear
  C)
  The concentration of\[CO_{3}^{2-}\]is greater than that of\[HCO_{3}^{-}\]
  done clear
  D)
  The concentration of\[{{H}^{+}}\]and\[HCO_{3}^{-}\]are approximately equal.
  done clear
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• question_answer2)   Solution product of silver bromide is\[5.0\times {{10}^{-13}}\]. The quantity of potassium bromide (molar mass taken as\[120\text{ }g\text{ }mo{{l}^{-1}}\]) to be added to 1 litre of 0.05 M solution of silver nitrate to start the precipitation of \[AgBr\]is       AIEEE  Solved  Paper-2010
  A)
  \[5.0\times {{10}^{-8}}g\]            
  done clear
  B)
         \[1.2\times {{10}^{-10}}\]            
  done clear
  C)
         \[1.2\times {{10}^{-9}}g\]            
  done clear
  D)
         \[6.2\times {{10}^{-5}}\]
  done clear
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• question_answer3) At\[25{}^\circ C,\] the solubility product of\[Mg{{(OH)}_{2}}\]is\[1.0\times {{10}^{-11}}\]. At which pH, will\[M{{g}^{2+}}\]ions start precipitating in the form of\[Mg{{(OH)}_{2}}\]from a solution of\[0.001\text{ }M\text{ }M{{g}^{2+}}\]ions ?       AIEEE  Solved  Paper-2010
  A)
  8                             
  done clear
  B)
         9                             
  done clear
  C)
                         10                          
  done clear
  D)
         11
  done clear
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