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The solubility of CaF(2) is 2xx10^(-4) m...

The solubility of `CaF_(2)` is `2xx10^(-4)` mole /litre . Its solubility product is

A

`2.0 xx 10^(-4)`

B

` 4.0 xx 10 ^(-8) `

C

` 4 xx 8.0 xx 10 ^(-12) `

D

` 3.2 xx 10^(-4)`

Text Solution

Verified by Experts

The correct Answer is:
C
`S= 2 xx 10 ^(-4) , M`
` K_(Sp) = 4S^(3) =4 xx (2xx 10 ^(-4) )^(3) =32 xx 10 ^(-12) `
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AAKASH SERIES-IONIC EQUILIBRIUM -PRACTICE SHEET (EXERCISE -IV LEVEL -I (MAIN) (Straight Objective Type Questions))
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