Given below are two statements - one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): Aluminium Chloride is a good coagulant for treatment of raw water.
Reasons (R): Both the colloidal particles and Aluminium ions are positively charged.
In the light of above two statements, choose the correct option:
1
Both (A) and (R) are true and (R) is the correct explanation of (A).
2
Both (A) and (R) are true but (R) is not the correct explanation of (A).
3
(A) is true but (R) is false.
4
(A) is false but (R) is true.