Te reagents `NH_(4)Cl` and aqueous `NH_(3)` will precipitateA. `Ca^(2+)`B. `Al^(+3)`C. `Mg^(2+)`D. `Zn^(2+)`

Te reagents `NH_(4)Cl` and aqueous `NH_(3)` will precipitateA. `Ca^(2+

1.	Te reagents `NH_(4)Cl` and aqueous `NH_(3)` will precipitateA. `Ca^(2+)`B. `Al^(+3)`C. `Mg^(2+)`D. `Zn^(2+)`
Answer» Correct Answer - B `NH_(3)+H_(2)OtoNH_(4)OH` due to common ion effect `NH_(4)^(+)` ion concentration increases which leads to the precipitation of `Al(OH)_(3)`.

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Te reagents `NH_(4)Cl` and aqueous `NH_(3)` will precipitateA. `Ca^(2+)`B. `Al^(+3)`C. `Mg^(2+)`D. `Zn^(2+)`

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