A) remove arsenic impurity
B) detect colloidal impurity
C) remove moisture
D) remove dust particles
Correct Answer: A
Solution :
The function of \[Fe{{(OH)}_{3}}\]in the contact process is to remove arsenic impurity. \[Fe{{(OH)}_{3}}\] is a positive sol, hence it removes arsenic impurity which is a negativeYou need to login to perform this action.
You will be redirected in
3 sec