1.

Solubility products of AI(OH)_(3) and An(OH)_(2) are 8.5 xx 10^(-23) and 1.8 xx 10^(-14) respectively. If both AI^(3+) and Zn^(2+) ions are present in a solution, which one will be precipitated first on addition of NH_(4)OH ?

Answer»

`AI(OH)_(3)`
`ZN(OH)_(2)`
Both 1 and 2
None of these

Answer :A


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