{:("Column -I","Column-II"),((A)MgCI_(2),(P)1),((B)AIF_(3),(Q)3),((C)Na_(2)SO_(4),(R)-(2)((D)TiF_(4),(S)4):}

{:("Column -I","Column-II"),((A)MgCI_(2),(P)1),((B)AIF_(3),(Q)3),((C)N

1.	{:("Column -I","Column-II"),((A)MgCI_(2),(P)1),((B)AIF_(3),(Q)3),((C)Na_(2)SO_(4),(R)-(2)((D)TiF_(4),(S)4):}
Answer» ANSWER :A-S; B-Q; C-P; D-R