Question

Using Crisscross method,write down the formulaes of following


(a)Aluminiumsulphate​

Answer 1

$\mathfrak{\huge{\green{\underline{\underline{Answer :}}}}}$

Aluminium sulfate is a chemical compound with the formula Al₂(SO₄)₃.

Answer 2

Answer:

Valency of aluminium (Al 3+)= 3

Valency of sulphate (SO2−4) =2

By applying crisscross method:

Formula is Al2 (SO4)3