Statement-1: In the coagulation of negatively charged arsenic sulphide sol, the coagulating power decreases in the order, `Al^3gtBa^(2+)gtNa^+` Statem

Statement-1: In the coagulation of negatively charged arsenic sulphide sol, the coagulating power decreases in the order, `Al^3gtBa^(2+)gtNa^+`
Statement-2 : Generally greater the valence of coagulating ion, the greater is its power of coagulation.
A. Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-1
B. Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1
C. Statement-1 is True, Statement-2 is False.
D. Statement-1 is False, Statement-2 is True.