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A solution is 0.1 M with respect to Ag^+...

A solution is 0.1 M with respect to `Ag^+,Ca^(2+),Mg^(2+) and AI^(3+)` which will precipitate at lowest concentration of `[PO_4^(2-)]` when solution of `Na_3PO_4` is added ?

A

`Ag_(3)PO_(4) (K_(sp) = 1 xx 10^(-6))`

B

`Ca_(3) (PO_(4))_(2) (K_(sp) = 1 xx 10^(-33))`

C

`Mg_(3) (PO_(4))_(2) (K_(sp) = 1 xx 10^(-24))`

D

`AIPO_(4) (K_(sp) = 1 xx 10^(-20))`

Text Solution

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The correct Answer is:
D
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