Out of Ca^(2+) ,Al^(3+), Fe^(3+), Mg^(2+) and Zn^(2+) the reagents NH_(4)Cl and aqueous NH_(3) and precipitate

Out of Ca^(2+) ,Al^(3+), Fe^(3+), Mg^(2+) and Zn^(2+) the reagents NH_

1.	Out of Ca^(2+) ,Al^(3+), Fe^(3+), Mg^(2+) and Zn^(2+) the reagents NH_(4)Cl and aqueous NH_(3) and precipitate
Answer» `Ca^(2+), Al^(3+)` `Al^(3+), Fe^(3+)` `Fe^(3+), Mg^(2+)` `Mg^(2+), Zn^(2+)` SOLUTION :LOW SOLUBILITY product