Related Questions

    1.

    When equal volumes of following solution are mixed, precipitation of AgClAgCl will occur with (KSP=1.8imes1010)\left( {{K_{SP}} = 1.8 imes {{10}^{ - 10}}} \right)

    A

    104M,Ag+and104M,Cl{10^{ - 4}}\,\,M,A{g^ + }\,and\,{10^{ - 4}}\,\,M,C{l^ - }

    B

    105M,Ag+and105M,Cl{10^{ - 5}}\,\,M,A{g^ + }\,and\,{10^{ - 5}}\,\,M,C{l^ - }

    C

    106M,Ag+and106M,Cl{10^{ - 6}}\,\,M,A{g^ + }\,and\,{10^{ - 6}}\,\,M,C{l^ - }

    D

    1010M,Ag+and1010M,Cl{10^{ - 10}}\,\,M,A{g^ + }\,and\,{10^{ - 10}}\,\,M,C{l^ - }

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    3.

    The correct representation for the solubility product constant of Ag2CrO4{\rm{A}}{{\rm{g}}_2}{\rm{Cr}}{{\rm{O}}_4} is:

    A

    [Ag+]2[CrO42]{\left[ {{\rm{A}}{{\rm{g}}^ + }} \right]^2}\left[ {{\rm{CrO}}_4^{2 - }} \right]

    B

    [Ag+][CrO42]\left[ {{\rm{A}}{{\rm{g}}^ + }} \right]\left[ {{\rm{CrO}}_4^{2 - }} \right]

    C

    [2Ag+][CrO42]\left[ {2{\rm{A}}{{\rm{g}}^ + }} \right]\left[ {{\rm{CrO}}_4^{2 - }} \right]

    D

    [2Ag+]2[CrO42]{\left[ {2{\rm{A}}{{\rm{g}}^ + }} \right]^2}\left[ {{\rm{CrO}}_4^{2 - }} \right]

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    6.

    A solution is called saturated if:

    A

    Ionic concentration product << solubility product

    B

    Ionic concentration product >> solubility product

    C

    Ionic concentration product \ge solubility product

    D

    None of the above

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    8.

    The solubility product of Hg2I2{\rm{H}}{{\rm{g}}_2}{{\rm{I}}_2} is equal to:

    A

    [Hg22+][I]\left[ {{\rm{Hg}}_2^{2 + }} \right]\left[ {{{\rm{I}}^ - }} \right]

    B

    [Hg2+][I]\left[ {{\rm{H}}{{\rm{g}}^{2 + }}} \right]\left[ {{{\rm{I}}^ - }} \right]

    C

    [Hg22+][I]2\left[ {{\rm{Hg}}_2^{2 + }} \right]{\left[ {{{\rm{I}}^ - }} \right]^2}

    D

    [Hg2+]2[I]2{\left[ {{\rm{H}}{{\rm{g}}^{2 + }}} \right]^2}{\left[ {{{\rm{I}}^ - }} \right]^2}

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    9.

    Any precipitate is formed when

    A

    Solution becomes saturated

    B

    The value of ionic product is less than the value of solubility product

    C

    The value of ionic product is equal to the value of solubility product

    D

    The value of ionic product is greater than the value of solubility product

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    10.

    Find out the solubility of Ni(OH2){\rm{Ni}}\,{\rm{(O}}{{\rm{H}}_{\rm{2}}}{\rm{)}} in   0.1MNaOH{\rm{\;0}}{\rm{.1}}\,\,{\rm{M}}\,\,{\rm{NaOH}}. Given that the ionic product of Ni(OH2){\rm{Ni}}\,{\rm{(O}}{{\rm{H}}_{\rm{2}}}{\rm{)}} is 2imes10152 imes {10^{ - 15}}

    A

    2imes1013M{\rm{2}}\,\,{\rm{ imes }}\,\,{\rm{1}}{{\rm{0}}^{{\rm{ - 13}}}}\,{\rm{M}}

    B

    2imes108M{\rm{2}}\,\,{\rm{ imes }}\,\,{\rm{1}}{{\rm{0}}^{{\rm{ - 8}}}}\,{\rm{M}}

    C

    1imes1013M{\rm{1}}\,\,{\rm{ imes }}\,\,{\rm{1}}{{\rm{0}}^{{\rm{ - 13}}}}\,{\rm{M}}

    D

    1imes108M{\rm{1}}\,\,{\rm{ imes }}\,\,{\rm{1}}{{\rm{0}}^8}\,{\rm{M}}

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