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

done AIEEE Solved Paper-2010

  • 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\[CO_{3}^{2-}\]

    B) The concentration of\[{{H}^{+}}\]is 0.034 M.

    C) The concentration of\[CO_{3}^{2-}\]is greater than that of\[HCO_{3}^{-}\]

    D) The concentration of\[{{H}^{+}}\]and\[HCO_{3}^{-}\]are approximately equal.

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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) \[5.0\times {{10}^{-8}}g\]            

    B)        \[1.2\times {{10}^{-10}}\]            

    C)        \[1.2\times {{10}^{-9}}g\]            

    D)        \[6.2\times {{10}^{-5}}\]

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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                             

    B)        9                             

    C)                        10                          

    D)        11

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