How many of the following hydroxides are soluble in the presence of ammonium chlordie $Mg (OH)_{2}, Fe (OH)_{2}, Fe (OH)_{3}, Al (OH)_{3}, Ni (OH)_{2}, Co (OH)_{2}$ ,
$Zn (OH)_{2}, Mn (OH)_{2}, Cr (OH)_{3}$

Question

How many of the following hydroxides are soluble in the presence of ammonium chlordie $Mg (OH)_{2}, Fe (OH)_{2}, Fe (OH)_{3}, Al (OH)_{3}, Ni (OH)_{2}, Co (OH)_{2}$ ,

$Zn (OH)_{2}, Mn (OH)_{2}, Cr (OH)_{3}$

TestHub · Accepted Answer

Mg ( OH ) 2 ​ , Ni ( OH ) 2 ​ , Co ( OH ) 2 ​ , Zn ( OH ) 2 ​ , Mn ( OH ) 2 ​ , Fe ( OH ) 2 ​ are soluble in ammonium hydroxide in the presence of ammonium chloride.

Chemistry - Ionic Equilibrium Question with Solution | TestHub

Doubts & Discussion