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A solution contains 0.05M of each of NaC...

A solution contains 0.05M of each of NaCl and `Na_(2),CrO_(4)`,. Solid `AgNO_(3)`, is gradually added to it. Whichof the following facts true
(Given: `K_(sp)(AgCl) = 1.7xx 106(-10) M^(2)` and `K_(sp)(Ag_(2),CrO_(4),) = 1.9 xx 10^(-12) M^(3)`:

A

`CI^(-)` ions are precipitated first

B

`CrO_(4)^(2)` ions are precipitated together

C

Both `Cr^(-)` and `CrO_(4)^(2-)` ions are precipitated together

D

The second ion starts precipitating when `[1^(st) ion] = 2.758 xx10^(-5)`

Text Solution

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The correct Answer is:
A, D
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Knowledge Check

  • A solution contains 0.05 of each of NaCl and Na_2CrO_4 Solid AgNO_3 is gradually added to it. Which of the following facts is true ?Given : K_(sp) (AgCl) =1.7 xx 10^(10) M^(2) and K_(sp) (Ag_2CrO_4) =1.9 xx 10^(-12) M^(3)

    A
    `Cl^(-) ` ions are precipitated first
    B
    `CrO_4^(2-)` ions are precipitated first
    C
    Both `Cl^(-) and CrO_4^(2-)` ions are precipitated together
    D
    The second ion starts precipitating when ` [1^(st) ion ] =2.758 xx 10^(-5)`

  • A solution contains 0.05 of each of NaCl and Na_2CrO_4 Solid AgNO_3 is gradually added to it. Which of the following facts is true ?Given : K_(sp) (AgCl) =1.7 xx 10^(10) M^(2) and K_(sp) (Ag_2CrO_4) =1.9 xx 10^(-12) M^(3)

    A
    `Cl^(-) ` ions are precipitated first
    B
    `CrO_4^(2-)` ions are precipitated first
    C
    Both `Cl^(-) and CrO_4^(2-)` ions are precipitated together
    D
    The second ion starts precipitating when ` [1^(st) ion ] =2.758 xx 10^(-5)`

  • A solution is 0.01 M Kl and 0. 1 M KCl . If solid AgNO_3 is added to the solution, what is the [1^(-) ] when AgCl begins to precipitate [K_(sp) (Agl) =1.5 xx 10^(-16) , K_(sp) (AgCl) =1.8 xx 10^(-10)]

    A
    ` 3.5 xx 10^(-7)`
    B
    ` 6.1 xx 10^(-8) `
    C
    ` 2.2 xx 10^(-7) `
    D
    ` 8.3 xx 10^(-8) `

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    Solubility of AgCl in 0.2 M NaCl is x and that in 0.1 M AgNO_3 is y then which of the following is correct ?

    Solubility of AgCl in 0.2 M NaCl is x and that in 0.1 M AgNO_3 is y then which of the following is correct ?

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