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The solubility products of Al(OH)3 and Zn(OH)2 are 8.5 x 10^-23 and 1.8 x 10^-14 ,

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The solubility products of Al(OH)3 and Zn(OH)2 are 8.5 x 10-23 and 1.8 x 10-14 , respectively. If NH4OH is added to a solution containing Al+3 and Zn+2 ions, then substance precipitated first is :

a. Al(OH)3

b. Zn(OH)2

c. Both together

d. None of these

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1 Answer

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by (55.9k points)

Correct option is a. Al(OH)3

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