10th Class Federal Board Exams Quizzes MCQs Quizzes Federal Board Class 10th Chemistry Chapter No 1

Question:
Ion-exchange method is used to remove:

Option A):
Permanent hardness from water
Option B):
All types of Impurities from water
Option C):
Heavy water (D₂O) from water
Option D):
Pathogenic impurities from water

Correct Answer is Option A):
Permanent hardness from water