Question

the solution of Al2(SO4)3 in water is not clear, because of--------------------.a.)impurity in the salt. b.)decomposition of Al2(SO4)3. C.) White Gelatinous ppt of Al(OH)3 is formed. D.)none of these.

Answer 1

C. white gelatinous ppt of Al(OH)3 is formed.

Answer 2

Aluminium sulphate react with water to forms a aluminium hydroxide .

Al2(SO4)3 + H2O ———- Al(OH)3 + H2SO4

Water is not clear is due to aluminium hydroxide which is gelatinous white in nature because of this the solution is not clear